Document No.: PMV-VET20BT-1303
Date of Issue: 2015-05-21
Revision No.: 2
VET-20BT
Battery Powered Portable X-ray System
Product Manual (Operation & Service)
POSKOM Co., Ltd.
Room 262, 404~406, 415 Unitech Ville Bldg., 142, Ilsan-ro, Ilsandong-gu,
Goyang-si, Gyeonggi-do, 410-722, Korea
Tel : +82–31–906–9007, Fax : +82–31–908–4208
Http://www.poskom.com
E-mail: sales@poskom.com
Product Manual: VET-20BT
POSKOM Co., Ltd.
TABLE OF CONTENTS
PART I. OPERATION MANUAL
1.
General Description
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3
2.
Important Safety Information*
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5
3.
Operating Environment**
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8
4.
Radiation Safety
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9
5.
Composition
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9
6.
Specification
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10
7.
Parts List
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14
8.
Preliminary Operating Procedures
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16
9.
Standard Operating Procedures
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18
10.
Hand Switch Functions & Operation
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20
11.
Equine Techniques
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25
12.
Small Animal Techniques
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26
PART II. SERVICE MANUAL
1.
Notice
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27
2.
Regular Maintenance
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28
3.
Block Diagram
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29
4.
Calibration
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30
5
Calibration Code and Data
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36
6.
Error Code and Resolution
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37
7.
Schematics
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38
8.
How to replace Battery
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47
9.
Composition
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49
10.
Service Request Form
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51
*See page 7, section 2.5 for important battery care and safety information.
**See page 8, section 3.3 for important battery storage information.
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Product Manual: VET-20BT
POSKOM Co., Ltd.
PART 1: OPERATION MANUAL
1. General Description
1.1 Introduction
Thank you for purchasing the VET-20BT, BATTERY POWERED portable x-ray system. The VET20BT is the lightest weight, most compact sized high frequency x-ray machine on the market today.
All POSKOM Portable series x-ray units are equipped with ripple free, high frequency generators
that produce up to 40~50% stronger power output efficiency when compared to conventional x-ray
systems. The ideal balance of power and portability makes this the perfect solution for all your
indoor and outdoor radiographic needs.
**Unique Features
-Compact sized body and ultra-light weight
-High frequency type x-ray generator
-Maximum output: 90kV / 20mA
-15 APR memory settings
-Duel laser collimator
-R/F module for wireless communication (DR interface)
-Remote control software
-Power requirements: 16VDC / 1.5A
-Accessories: Aluminum carrying case, hand switch, power plug and charging adapter
1.2 Product Manual
This consolidated manual consists of operating and service instructions. The product manual
provides VET-20BT operating instructions for veterinary x-ray and medical personnel trained in the
use of x-ray equipment. The service manual provides installation, calibration and routine
maintenance instructions for field service personnel.
This manual is not designed to replace or substitute certified training in the radiological or medical
fields. Operators should be pre-qualified in the use of this type of equipment before reading this
manual. This X-ray system is only to be used by licensed operators in diagnostic, operative and
post-operative procedures.
VET-20BT can be integrated with several types of radiographic
accessories such as mobile stands and x-ray tube mounting tables.
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1.3 Important Safety Information
This manual provides guidelines for the safe use and operation of this medical radiographic system.
The operator should be trained in the use of this equipment and refer to this manual in conjunction
with that training.
It is owner’s responsibility to ensure that the system is operated by properly trained and qualified
personnel who have obtained credentials from local, state, and federal authorities (where required).
Potential hazards exist in the use of medical electronic devices and X-ray systems. All users and
operators must understand all safety and emergency procedures and operating instructions found
in this manual.
POSKOM certifies that each system complies with the Radiation Control for Health Safety Act in
Title 21, Chapter I, subchapter J of the Code of Federal Regulation in the USA and EN 60601,
general requirements for radiation protection in diagnostic X-ray equipment for IEC 601-1-3 in
European Nations.
POSKOM and distributors assume no responsibility or liability for after-sales operating and safety
practices, nor can it be responsible for personal injury or damage resulting from misuse of its x-ray
systems. Please address questions and comments regarding safety issues to a certified POSKOM
service organization and/or distributor in your region.
We certify that our product have been approved below Standards:
1.EN60601-1:1990+A1:1993+A2:1995+A13:1996 Medical electrical equipment—
Part 1: General requirements for safety and essential performance.
2.EN60601-2:2001/A1:2006 Medical electrical equipment—Part 1-2:General
requirements for safety-collateral standard: Electromagnetic compatibilityRequirements and tests.
3.EN60601-2-32:1994 Medical electrical equipment—Part 2:Particular requirements
for the safety of associated equipment of X-ray equipment.
4.EN60601-1-3:1994 Medical electrical equipment—Part 1:General requirements for
safety—3.collateral standard: General requirements for radiation protection in
Diagnostic X-ray equipment.
5.EN6061-2-7:1998 Medical electrical equipment—Part 2-7:Particular requirements
for the safety of high-voltage generators of diagnostic X-ray generators.
6.EN60601-2-28:1993 Medical electrical equipment—Part 2:Particular requirements
For the safety of X-ray source assemblies and X-ray tube assemblies for medical
diagnosis.
If you have any inquiries, please contact POSKOM or our distributors.
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1.4 Cautions and Warnings
Possible hazards are associated with the improper operation of x-ray equipment. These hazards
are described on the following warning or caution signs with the appropriate safety precautions.
CAUTION
Excessive X-ray radiation may be dangerous to patients and operators
unless the following safety regulations are strictly observed.
2
Operational Safety
2.1 Safety Instructions
The user’s safety, ease of operation and product reliability are our major concerns in the design of
this generator. Please observe the following instructions and guidelines for the safe operation of
this equipment:
1) This product should only be operated by certified personnel.
2) The VET-20BT is designed for radiographic use only and is not intended for fluoroscopic or
any other associated applications.
3) The VET-20BT should be used for diagnostic purposes only. There are no therapeutic
applications or effects associated with this device.
4) The VET-20BT is specified as a Class I Type B device under IEC 601-1, 2 standards.
CAUTION
This equipment is not protected against the ingress of water or other liquids.
5) There are no user modifications available on this device. In case a modification is required,
please contact POSKOM or an authorized dealer for service.
6) This system has been pre-calibrated for optimal operation.
7)
If you experience any problems with this device, please turn off and unplug the power
immediately. Notify POSKOM or an authorized dealer for further assistance and servicing.
8) If you need to connect a 3rd party device and/or accessories made by another manufacturer to
this equipment, please contact POSKOM or an authorized dealer for compatibility and
installation assistance.
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2.2 Disposal Instructions
This equipment and its accessories must be disposed of safely at the end of the device’s life span.
All local and national regulations pertaining to the safe disposal of such devices must be observed.
This equipment and accessories are to be disposed of according to the law governing the safe
disposal of such equipment through standardized means or use of a specialized waste service
company.
2.3 Electromagnetic Disruption Warning
This equipment has been tested and found to comply with the limits for medical devices in IEC
60601-1-2:1994.
These limits are designed to provide reasonable protection against harmful
interference in a typical medical installation.
This equipment generates and can radiate radio frequency energy. If not installed and used in
accordance with the instructions, this device may cause harmful interference to other devices in
the vicinity.
There is no guarantee that interference will not occur in any particular installation. If
this equipment does cause harmful interference to other devices, check to see if this device is the
source by turning the equipment off. The user is encouraged to try to correct the interference by
using one or more of the following measures:
- Reorient or relocate the receiving device.
- Increase the separation space between the equipment.
- Connect the equipment into an outlet on a circuit different from that to which the other device(s)
are connected.
- Consult the manufacturer or field service technician for further assistance.
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2.4 General Battery Care Instructions
Caution
Failure to properly abide by the following instructions may lead to personal injury
or permanent damage of your battery and x-ray unit.
1) Consumed batteries should be disposed of properly. Please check local laws and ordinances
regarding the proper and safe disposal of batteries.
2) Only use batteries pre-approved and designated by POSKOM in this device.
3) Avoid contact with foreign metal objects during storage or transport of the battery. Excessive
current from direct contact with metal objects can permanently damage the battery.
4) Batteries are not alterable or replaceable by the end user. Approved replacement batteries
are only available through POSKOM and its authorized dealers and may only be serviced by
POSKOM or an approved POSKOM service agency. Unapproved batteries have the potential
danger of damaging the device and should not be attempted.
5) Do not subject batteries to excessive heat.
2.5 IMPORTANT Battery Maintenance and User’s Safety Instructions
1)
Charge your Lithium-Ion batteries to full capacity (preferable overnight) before beginning use
of your unit in battery mode.
2) Try to use the Lithium-Ion battery every 2-3 weeks.
3) Keep Lithium-Ion batteries at a minimum 30% charge when not in use.
4) Charge Lithium-Ion batteries regularly and at the end of every day of use.
5) Avoid regularly running Lithium-Ion batteries too low (below a 30% charge).
6) Unplug your unit from the charger after the battery is fully charged.
7) Never leave Lithium-Ion batteries discharged for any lengthy period of time as the batteries will
self-discharge when not in use and over time, the charge could drop low enough to damage the
battery permanently.
8)
Keep lithium-Ion batteries away from high heat. High heat may cause premature battery
failure and the battery to explode or catch fire. DO NOT leave this battery powered unit in a closed
vehicle in direct sunlight or any other potential high heat areas.
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3. Operating Environment
3.1. For proper operation and maintenance, please avoid the following areas:
1) Exposure to a moist or highly humid atmosphere.
2) Exposure to extended periods of direct sunlight and high heat conditions.
3) Exposure to heavy dust and other airborne contaminants.
4) Exposed to a corrosive and salty atmosphere.
5) Exposure to harsh chemicals or other toxic gases.
6) Areas with insufficient ventilation.
3.2. Keep away from strong vibrations. Maintain and use this device in the following environmental
conditions:
Operational Environment
Temperature range
10°C ~ 40°C (50℉ ~ 104℉)
Humidity range
30% ~ 75%RH
Atmosphere Range
700 ~ 1060hPa
Optimal Working Environment
Temperature range
17°C ~ 23°C (63℉ ~ 73℉)
Humidity range
40% ~ 60%RH
Atmosphere Range
700 ~ 1060hPa
3.3. Please maintain the following environmental conditions for safe storage and transportation:
Storage and Transportation*
Optimal Temperature Range
20°C~25°C (68℉ ~ 77℉)
Min./Max. Temperature Range (w/o battery)
-20°C~60°C (-4℉ ~ 140℉)
Min./Max. Temperature Range (w/ battery)
-20°C~33°C (-4℉ ~ 91℉)
Humidity range
10% ~ 95%RH
Atmosphere Range
500 ~ 1060hPa
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4. Radiation Safety
CAUTION
Ionized radiation may be dangerous to patients and operators unless the following
safety regulations are strictly observed.
1) Users and patients are requested to wear appropriate protective gears when operating this
unit.
2) Users must leave a minimum safe distance from the radiation source and secondary radiation
areas.
3) Users and patients are requested to remove all unnecessary objects near the exposure areas.
4) Users are requested to leave a minimum gap of 20cm (≈ 8 inches) between the unit and target
area.
5) Users and are requested to use minimum kV and mAs values when testing this equipment.
6) Users must exercise caution as to not to exceed the radiogram limits in any exposure area.
5. Composition
5.1. VET-20BT consists of following parts and devices:
1) Operation Panel
2) Inverter
3) HV Tank (including X-ray Tube)
4) Laser Collimator
5) Hand Switch
6) Li Ion Battery
5.2. Supplemental Accessories and Equipment:
1) Aluminum Carrying Case
2) Operation/Service Manual
3) AC Cord and Adaptor
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6. Specification
6.1 Technical specifications
Output Power
Input
Power1
Input
Power2
1.6 kW
Battery Voltage
14.8VDC
Capacity
4.8AH 20C
Current
Short time 96 A
Capacitor Voltage
15VDC
Current
Short time 96 A
Radiography kV Range in 1Kv Steps
20mA (50 ~ 80kV / 0.4 ~ 3.2mAs)
10mA (50 ~ 80kV / 3.6 ~ 20mAs)
15mA (81 ~ 90kV / 0.4 ~ 3.2mAs)
8mA (81 ~ 90kV / 3.6 ~ 20mAs)
mAs Range
0.4 ~ 20mAs in 25steps
0.4, 0.6, 0.8, 1.0, 1.2, 1.4, 1.6, 1.8, 2.0, 2.2, 2.5, 2.9, 3.2,
3.6, 4.0, 4.5, 5.0, 6.4, 8.0, 9.0, 10, 12, 15, 18, 20
Max. kV Deviation
±4%
Max. mAs Deviation
±7%
Indication
kV (error code) /mAs: 7-segment LED
x-ray Tube
Focal Spot
1.2mm x 1.2mm
Target Angle
19 degree
Anode Heat Storage
10 kJ
Heat Dissipation
110W
Total Filtration
2.2 mm Al eq. @ 90kV
Compensation for the Supply Power
Regulations
Automatic
Collimator
with
Laser Pointer
Type
Double slit type, Manually operation
Min. X-ray Field Size
5cm x 5cm @1m SID
Max. X-ray Field Size
35cm x 35cm @ 65cm SID
Laser Pointer
Class : ⅢA
Timer
Push button illuminator with 30 sec timer
Lamp
5mW Dual Laser X 2EA
5mW Dual Laser
APR
15EA(Compounding of 5 keys)
Net Weight
6.8kg(15lbs)
Battery charger
INPUT 100VAC~240VAC (Free Voltage)
OUTPUT 16.8VDC, 1.5A
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6.2 Dimension
1) Main Body
2) Carrying Case
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6.3 Tube Specifications
1) General Data
A. kV scope(Max. kV): 50 – 100kV
B. Focal spot size: 1.2mm
C. Heat Storage: 10kHU
D. Cooling rate: 110W
E. Inherent Filtration: 0.5mmAl
F. Target angel: 19°
2) Filament Feature Curve
3) Max. Output Table
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4) Anode Thermal characteristics
5) Dimension
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7. Parts List
7.1 OP Consol and Panel Display
7
6
9
5
1
2
4
10
11
8
3
12
[1]
kV Control Switch
[7]
Wait Mode LED
[2]
mAs Control Switch
[8]
On / Off Switch
[3]
APR Store Switch
[9]
Battery Charge Display
[4]
Laser Pointer Switch
[10]
APR Selection Switch
[5]
Ready Mode LED
[11]
Reverse Display
[6]
Exposure Mode LED
[12]
Fast Exposure Switch
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7.2 Product Label
Warning: This X-ray unit maybe dangerous to patients and operators
unless safe exposure procedures and operational instructions are observed.
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8. Preliminary Operating Procedures
8.1 Preparation
1) Always wear a lead apron during x-ray exposures.
2) Please leave at least 2 meters (≈ 6.5 feet) between the operator and the unit. Use the
supplied extended hand switch cable in order to keep minimum safe distance from the unit.
3) Use the proper beam size and technical values to produce the best radiographic results
while minimizing exposure dose.
4) Please make special note of the decimal point on the mAs display in order to acquire the
appropriate intended mAs values.
5) During indoor radiographic use, remember to keep all bystanders at a minimum safe
distance and use the appropriate safety gear while producing exposures.
6) Please pay attention to the proper management and regular maintenance of this equipment.
7) Cumulative doses of radiation are a serious hazard to patients and users of this device.
Please observe the guidelines set forth by your local authorities regarding additional
requirement for protective devices when dealing with machines producing high kV and mAs
radiation values.
WARNING
Please check if the voltage and current of your power supply observes the
specifications written on the system’s labels, found on the backside of the
machine’s body. The levels of voltage must be within ±10% of these standard
values.
CAUTION
Please check all connection lines before operating and producing x-ray
exposures from this machine.
8.2 Collimator Checklist
A. Place the loaded cassette on the patient’s backside.
B. Arrange the SID (Focal Spot to Image Receptor Distance) with measuring tape.
C. Turn on the collimator laser pointer with the “Laser Pointer Switch.”
D. Arrange the beam size according to the scale of the x-ray film with the collimator knob.
E. Collimator and laser pointers will turn off automatically.
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8.3 Preheat
1) Overview
All portable x-ray units require preheat procedure to protect the x-ray tube from an instant surge
of current that may damage your device and to insure the longevity and continued safe operation
of your system. Preheating of the x-ray tube is required under the following circumstances:
A. Initial use or installation.
B. Non-use of the equipment after 1 month, stored at lower than room-temperatures.
C. Temperature of the x-ray tube is below 0ºC (32ºF). (Cold tube)
2) Preheat Procedures
Following preheat procedure is recommended.
A. Wear the appropriate safety gear and make sure your equipment is set up in a “radiation
safe” location.
B. In case outdoor temperatures are below 0ºC (32ºF), move the equipment indoors and wait
until the equipment is warmed up before proceeding.
C. In order to preheat the filament of x-ray tube, produce x-rays exposures in 15 second time
intervals.
First Step: 3 quick exposures at a low value (50 kV, 0.4 mAs)
Next Step: 3 more quick exposures at a higher kV (60 kV, 1.2 mAs)
Final Step: the last 3 quick exposures at the max. kV setting (80 kV, 2.0 mAs)
CAUTION
During the X-ray exposures, the equipment makes a “beep” sound.
After the X-ray exposure and while on “Wait” mode, DO NOT push the
“Exposure” button.
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9. Standard Operating Procedures
9.1 General Notes
A. Open the carrying case and make sure all the parts are accounted for and there is no
damage to your device.
B. Connect the hand switch to VET-20BT”s main body via the provided hand switch cord.
CAUTION
Third party parts (i.e. adaptors, hand switches, etc.) are not compatible and
cannot be used with this equipment (except those provided by POSKOM and its affiliates).
C. Startup display:
D. The “Wait LED” will be lit while the Ultra Capacitor is charging.
E. Select your kV value via the kV up/down switch. You can quickly scroll up/down these
values by holding the key down.
F. Select your mAs value via the mAs up/down switch.
G. After inputting your values, push the hand switch to the “first step” position of the 2 step
controls and your unit is ready for the exposure.
H. When the “Ready Mode LED” is lit, push the hand switch to the “second step” position of
hand switch and produce your exposure. During the exposure, the “X-ray LED” will be lit.
I. After the exposure, the Ultra-Capacitor will recharge and the “Wait LED” will again be lit.
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9.2 APR Procedures
A. After turning your unit on, the below display will appear:
B. Select 1-5 APR switch. (15EA APR available)
Switch Combination : 1, 1+2, 1+3, 1+4, 1+5, 2, 2+3, 2+4, 2+5, 3, 3+4, 3+5, 4, 4+5, 5
C. Select the kV value by pressing the kV up/down switch.
D. Select the mAs value by pressing the mAs up/down switch.
E. Store selected kV/mAs value by pushing the “STORE” button.
F. After properly positioning your device in relation to the patient, use the hand switch in “Prep
Mode” by pushing Hand switch to the 1st (Ready) step.
G. When the “Ready LED” is ON, push the hand switch to the 2nd step to expose.
During the exposure, the “X-ray LED” will be lit.
H. After the exposure, the capacitor will need a moment to recharge and the “Wait LED” will be
lit.
I. After selecting another APR the unit will return to “Normal Mode.”
Notice
When selecting an APR Mode, the latest memory setting will be recalled and
displayed.
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10. Hand Switch Functions & Operation
10.1 Introduction
The remote control hand switch is capable of controlling all technical parameters, collimator lamp
and laser pointer functions.
The hand switch is designed with two stages or steps. The first stage of the hand switch preps
and readies your unit while the second stage of the hand switch controls the exposure.
Every function of Remote control is, as explained above, operated by pushing Hand switch in
“Prep Mode”. Each Remote Control function and exposure value selection is as below.
(Fig. 1)
1st Step Switch = Prep or Ready Control
2nd Step Switch = Exposure Control
Remote Control Hand Switch Mount
10.2 Remote Control Hand Switch Mode
All of remote control functions are operated by depressing the first stage of the hand switch
(Ready Step). Further explanation on each function and the setting of technical values are as
follows:
NOTICE
Click the “Ready Step” switch 3 times to enter the operation mode of
the “Remote control” menu.
<Triple Click>
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10.3 kV Selection
Rapidly click the hand switch 3 times to the “Ready Step” position. The APR selection LED, kV
and mAs display will begin to flash. Press the “Ready Step” of hand switch one time while the
APR switch is flashing and you are ready to enter the kV setting mode. Click the hand switch
once to move the kV value by one. The kV value can be rapidly moved by keep depressing the
hand switch and holding it in the PREP position to circulate from low to high numbers quickly. The
kV value is set by releasing the hand switch button for a few seconds.
10.4 mAs Selection
Use the same procedures to set the mAs values as used for the kV set up procedures above.
Rapidly click the hand switch 3 times to the “Ready Step” position. Press the “Ready Step” of
hand switch one time while the APR switch is flashing and you are ready to enter the mAs setting
mode. Click the hand switch once to move the mAs value by one. The mAs value can be rapidly
moved by keep depressing the hand switch and holding it in the PREP position to circulate from
low to high numbers quickly. The mAs value is set by releasing the hand switch button for a few
seconds.
10.5 Cross Beam/Laser Pointer Modes & Programing Setup
NOTICE
Rapidly click the hand switch twice (2x) to the “Ready Step”
position to operate the x-ray lamp and collimation
settings.
<Double Click>
The appropriate positioning of the device for a proper exposure is important. The collimator lamp
should be lit after checking the beam and film size. The center of the subject should also be
confirmed before the final exposure is produced. Collimator lamp and laser pointers are lit by 2
consecutive clicks of the “Ready Step” or PREP position of the hand switch. Both lamp and lasers
turn off automatically are the x-ray exposure is complete.
These functions are activated automatically when the first stage (PREP mode) of the remote hand
switch is pushed and held at the beginning of the X-ray exposure sequence as follows:
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1)
Turn the power on.
2)
Press and hold the lamp button for 3 seconds. The LED lights on APR buttons (numbers 14) will turn on and the LED light of the selected mode will blink for 20 seconds.
3)
To change between modes, press the appropriate APR button (numbers 1-4) that conforms to
the desired setting as follows:
- APR No. 1: Dual Laser Pointer “ON”.
- APR No. 2: Cross Laser Beam “ON”.
- APR No. 3: Both Lasers “ON”.
- APR No. 4: Both Lasers “OFF” (Factory Default)
4)
After making your selection, press and hold your selected APR button for 3 seconds and wait
for 2 audible beeps that will confirm your selection has been successfully saved and stored.
NOTICE
When the factory default is selected (APR #4), the cross laser beam and
dual laser pointers will not be activated by the “Prep” mode of the hand
switch. However, it will be activated by a “double click” of the “Prep” mode
of the exposure hand switch.
10.6 X-Ray Exposure
WARNING
Minor radiation scattering may occur while x-rays are being exposed.
Operators and patients should always wear a lead apron and any other
protective gear as required by law.
Set the kV and mAs settings for your radiography and adjust beam size with the collimator knob
before producing x-ray exposures.
Steps for X-ray Exposures:
1) Press the PREP switch and hold.
2) Press the second stage of the hand switch
when the ready LED is lit. The “exposure
timer” will automate the exposure process.
< 1st Step>
<2nd Step>
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NOTICE
All functions and operations for the remote control hand switch are executed via the
operation panel.
All exposures and technical parameters are operable via the display panel before the final
exposure. Refer to the “Standard Operating Procedures” section for more details.
10.7 Fast Exposure (Rapid Exposure Mode)
The “Fast Exposure Button” allows for quick, repeated exposures without the need for the standard
“Prep” cycle. One (1) second after the first exposure is completed, the “Ready” (Prep) statue will
remain lit for 6 seconds, during which time another expose can be taken.
Directions for Rapid Exposure Mode use:
1)
After selecting the Fast Exposure Button, make a standard x-ray exposure.
2)
One (1) second after the x-ray exposure is completed, the “Ready” status will
automatically begin.
3)
Two (2) seconds after the x-ray exposure is completed, the “Ready” lamp will turn on.
4)
The next x-ray image is now ready for exposure. Press the hand switch completely (through
the first and second steps) to produce an exposure.
5)
If hand switch’s first step is not pushed for 5 seconds after the “Ready” light is lit, “Ready”
status will be lost and you will once again need to “Prep” for a new exposure or reset the
Rapid Exposure Mode (see Step 1).
10.8 RF Mode Settings
NOTICE
Wireless RF devices (main & sub-modules) are optional accessories (e.g. DR flat panels)
to be integrated with the VET-20BT generator and a DR controller computer. RF mode
setup is only applicable with compatible DR systems. The RF Mode should be set to the
“OFF” position if the VET-20BT is not integrated with a DR system.
Directions for RF Mode:
.
A. Press and hold the LAMP button for more than 3 seconds to enter the RF Setup Mode.
B. Press the kV “Up” button until the letters “rF” shows on the kV display window.
C. RF “ON/OFF” model is selected by pressing the mAs “Up/Down” button.
D. Press mAs “Up” or “Down” buttons and select “ON” or “OFF” on the mAs display window.
(Refer the photos on the following page for more details)
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i. mAs Up Button = RF ON
ii. mAs Down button = RF OFF
E. After making your selection, press and hold the LAMP button for 3 seconds and wait for 2 audible
beeps that will confirm your selection has been successfully saved into the VET-20BT’s PROM
Memory.
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Product Manual: VET-20BT
POSKOM Co., Ltd.
EQUINE CHART FOR THE VET-20BT BATTERY PORTABLE
26" (66 cm) Distance
400 Speed Rare Earth Film / Screen
High Contrast
Anatomy
View
kV
Navicular
AP
64
LAT
kV
mAs
1.8
72
1.2
64
1.6
72
1.0
P3
62
1.4
---
---
AP
64
1.8
72
1.2
LAT
64
1.6
72
1.2
AP/Flex
64
1.8
68
1.2
LAT/Obi
64
1.6
72
1.0
Splint Bone
LAT
60
1.6
70
1.0
Hock
AP/ High
65
2.2
72
1.6
AP/ Low
65
1.8
72
1.4
LAT
65
1.6
72
1.2
LAT
---
---
80
2.5
PA
---
---
80
4.5
AP
---
---
80
2.5
Other
---
---
80
2.0
Fetlock
Knee
Stifle
Elbow
mAs
Mid- Contrast
< Alternative Techniques >
LAT
45 cm distance
80
1.8
PA
45 cm distance
80
3.2
AP
65 cm distance
70
3.2
LAT
65 cm
70
2.9
Foal
85 cm distance
90
1.6
300 lbs
85 cm distance
90
2.5
500 lbs
85 cm distance
90
6.4
Sinus
LAT
85 cm distance
88
2.0
Shoulder
LAT
75 cm distance
88
5.0
Obi
75 cm distance
88
6.4
Stifle
Navicular
Chest
25
distance
Product Manual: VET-20BT
POSKOM Co., Ltd.
SMALL ANIMAL TECHNIQUE CHART
FOR THE
VET-20BT HYBRID BATTERY PORTABLE
100 cm ( 40”) SID,
GRID : 103 lines / 6:1 ratio
Film/Screen : Fuji RX-U/ Rare earth
Thickness
( cm)
Skull / Pelvis /
Extrim
kVp /(mAs)
Thorax
Abdomen
kVp/ (mAs)
kVp / (mAs)
2-3
No grid : 50 / (0.8)
4-5
No grid : 54 / (0.8)
6-7
No grid : 54 /(1.0)
No grid: 66 / (0.8)
No grid : 60 / (1.2)
8-9
No grid : 60 /( 1.2)
No grid: 70 / (0.8)
No grid : 60 / (1.6)
10-11
66 / (2.5)
No grid: 74 / (0.8)
No grid : 60 / ( 2.0)
12-13
70 / (2.5)
78 / (1.4)
64 / (3.2)
14-15
72 / (2.2)
80 / (1.4)
68 / (4.5)
16-17
72 / (3.6)
86 / (1.6)
68 / (4.5)
18-19
74 / (3.6)
90 / (1.6)
70 / (5.0)
20-21
76 / (4.0)
90 / (2.2)
74 / (6.4)
22-23
80 / (4.0)
90 / (2.4)
80 / (6.4)
NOTE: The above settings are recommended starting radiographic techniques. The quality of a final
radiography depends on many factors including proper image density measurements and resolution.
Please follow the recommended adjustments and common rules below as necessary:
1. Add or subtract 2 kVp for 1 cm increase or decrease in thickness of any individual body section.
2. If images are too dark, decrease mAs value to the next lower value.
3. If images are too light, increase mAs value to the next higher value.
26
Product Manual: VET-20BT
POSKOM Co., Ltd.
PART II. SERVICE MANUAL
1. Notice
1.1.
Please observe following protocols when calibrating your device between periodical
inspections or repairs.
CAUTION
Ionized radiation may be dangerous to patients and operators unless the
following safety regulations are strictly observed.
1.2.
This manual is designed to ensure correct use and operation of the VET-20BT. Please read
this manual entirely before using this equipment.
1.3.
Incorrect use and operation exceeding described conditions in this manual may cause
permanent damage to this machine. Please pay special attention to all the warnings, cautions
and notes incorporated herein.
1.4.
This equipment should be used only by certified persons and practitioners.
1.5.
Only use the AC cable and software developed and supplied by POSKOM.
1.6.
POSKOM is not responsible for any infringement of patients or other rights for third parties
alterations which many results from the misuse of this manual.
1.7.
Always keep the manual for your reference.
27
Product Manual: VET-20BT
2.
POSKOM Co., Ltd.
Regular Maintenance
2.1.
Overview
This device should be inspected regularly in accordance with the instructions described in this
manual.
2.2.
Periodical Inspections
1) Every 6 Month:
A. Check all visual displays: display readout windows (FNDs), LEDs and other indicators.
B. Check all functions: operation switches, collimator, laser pointer and program pad.
C. Check all calibrations in accordance with section 4 of this service manual.
D. Execute additional tests as required by local laws and regulations.
2) Every 12 Month:
A. Check for damages to the outer case and operation console, including all buttons.
B. Check cable connections to main body, hand switch cable, collimator cable and other
connections.
C. Open the top cover and check for any visible damage including missing or loosened ground
connections, oil leakage, damaged cables, etc.
D. Execute additional tests as required by local laws and regulations.
NOTICE
When cleaning, use a soft (microfiber) cloth. A slightly damp cloth may be used
for excessive dirt. Harsh chemicals such as benzene should not be used in
cleaning and may cause permanent damage to your device and its surfaces.
WARNING
This equipment should be handled and operated by certified persons and
practitioners only.
28
Block Diagram
HAND SWITCH
BATT-JACK
GND
EXP
GND
RF
5V
READY
1
2
HA1
J1
35312-06
PXM-PJ
J2(6C6P)
6
5
4
3
2
1
6
5
4
3
2
1
HA8
EXP
READY
GND
RF
RF
GND
EXP
GND
READY
5V
1
2
3
4
5
6
CN3
5268-06
CN9
5268-02P
INPUT+
HA11
CN7
5268-10P
GND
GND
VET-20BT-OP
CN6
5268-8P
1
2
3
4
5
6
7
8
H_CHG
EP_DRV1 7
FIL_DRV
GND
FIL_FB
GND
8
FIL DRV2
1
2
3
4
5
35312-08P
CON5
35312-8P
CON3
EP_DRV2 6
VET-20BT PWR
35312-10P
CON2
DRV_ON
10
DD_ON
9
POWER-O 8
POWER-I 7
MAIN_V_MON
6
MAIN_V_CON
5
4
3
2
1
53258-02
TB1
CHAMON
HA5
1
2
CON1
VCC
+
HA4
TB6
HA3
HA2
GND
TB5
TB4
5V
+
-
+
TB7
TB3
-
2
1
+12V
BT-20
TB4
+
6
5
4
3
2
1
-
JACK
10
9
8
7
6
5
4
3
2
1
CN3
ULTRA CAP
ULTRA CAP
623PCB4-B
3
2
1
53258-03 CN1
PLAH06M300A1-PA458
PLAH06F300A1
BATTERY
D
E
HA12
March 8, 1995
C
B
A
NO.
CON4
CN2
1
2
3
4
INPUT+
HA6
FILAMENT DRIVE
1
2
3
4
5
5268-04P
1
2
3
CN5
53258-03P
TB2
C O N T EN T S
+5V
HA7
D a te
DUAL LASER POINTER
LASER
LASER
HA9
Rev. By
Approved By
Checked By
+5V
HA10
Designed By
Date
2009-01-08
LASER
LASER COLIMATOR
LASER
10
T1
T2
T1
T2
HV TRANS
FIL TRANS
1
TH2
55C-B TYPE
HV PCB
Sheet
2
OX-70
1
HV PCB
VET-20BT HV TANK
VET-20BT BLOCK DIAGRAM
Document Number
VET-20BT
-
SMAW250-08
8
7
6
5
4
3
2
1
CN2 TANK
+
FET
SMAW250-10
CN1 TNAK
1
2
3
4
5
6
7
8
9
LASER
IP_FB(+)
EP_FB(+)
LASER
INT
Title
A4
Size
Date:
of
1
A
Rev
29
2
1
CON1 BATT
J3
JACK1
35312-02p
2
1
SCK-16-3R
6
5
4
3
2
1
3.
POSKOM Co., Ltd.
Product Manual: VET-20BT
8
7
6
5
4
3
2
1
Product Manual: VET-20BT
POSKOM Co., Ltd.
4. Calibration
* Preparation
Following tools and instruments are required for technical calibration.
1) Tools: Screwdrivers (No.1 & 2), Straight slot screwdriver
2) Instruments: DVM, oscilloscope (Tektronix TDS 3032 or equivalent device)
4.1 Power Supply
1) The device should be turned off before beginning.
2) Turn on the device.
4.2 Calibration 3 step1 process:
- Tube kV confirmation and calibration
- Tube mA confirmation and calibration
- Filament Preheat Calibration
A. Tube kV confirmation and calibration
- Turn the power OFF.
- Make sure all DIP switches on OP B/D are in the OFF position.
(Note: DIP switches are normally in this position.)
- Channel 1: Connect your oscilloscope prove to TP12 (IP F/B) and GND (TP2)
- Channel 2: Connect your oscilloscope prove to TP8 (EP F/B) and GND (TP2).
Channel 1 : mA, 1V = 5mA
Channel 2 : kV, 1V = 20kV
- Initial display of the OP console:
30
Product Manual: VET-20BT
POSKOM Co., Ltd.
- Set kV to 50kV and mAs to 0.4mAs (20mA), then check the mA waveform of Oscilloscope
Channel 1.
- If Oscilloscope Channel 1 is not at 4V (20mA), adjust the mA output via the Calibration Mode.
-Next, observe the kV waveform 50kV (2.5V) of Oscilloscope Channel 2.
- Set kV to 90kV and mAs to 0.4mAs (15mA), then observe the mA and kV waveforms of
Oscilloscope Channel 1 and 2.
- If Channel 1 is not at 3V (15mA), control the mA via the Calibration Mode.
-Next, observe the kV waveform 90kV (4.5V) of Oscilloscope Channel 2.
CAUTION
The kV value of Channel 2 is auto-calibrated. There is no need for additional
calibration.
B. Tube kV confirmation and calibration
- Turn power OFF.
- Uncover the upper section where the OP board is attached.
- Check to see that OP Board SW1 DIP switch is OFF. (Note: This is the standard DIP switch
position.)
- Channel 1: Connect oscilloscope prove to TP12 (IP F/B) and GND (TP2).
- Channel 2: Connect oscilloscope prove to TP8 (EP F/B) and GND (TP2).
4V (20mA)
Channel 1 : mA, 4V = 20mA
Channel 2 : kV, 2.5V = 50kV
As you turn the power on, the following display will be seen:
2.5V (50kV)
31
Product Manual: VET-20BT
POSKOM Co., Ltd.
- Set kV to 50kV and mAs to 1.2mAs (20mA), then observe the mA waveform on oscilloscope
Channel 1.
- If Channel 1 is not at 4V (20mA), the mA output may be adjusted on the OP B/D controls.
-Turn SW1 dip s/w pin 1 to the ON position (found on the soldered side of the OP board).
- kV indicator FND is displayed as “CX”.
Calibration Code
Calibration Data
- Push the kV up switch. (Refer to the “OP sheet”).
You will see the following display:
Calibration Code
Calibration Data
C1 is the calibration code of the tube current. (15mA at 81kV~90kV).
50 is the calibration value of the tube current. (15mA at 81kV~90kV).
32
Product Manual: VET-20BT
POSKOM Co., Ltd.
- You can adjust the value by pressing the “mAs up/down” arrows. (Refer to the “OP sheet”).
- Press and hold the “Store Key” to set the new value. (Refer to the “OP sheet”).
- After storing the reset value, make an exposure.
-If the measured value is not 4V (20mA), you will need to re-set the calibration value.
C. Self-Measurement of kV, mAs & Sec.
- The VET-20BT generator has a built-in, Self-Measurement Tool (SMT). Technique factors, KV,
mAs & time (seconds) can be measured without an external meter and the actual technique
factors will be displayed on VET-20BT’s display window immediately after exposure. Please
follow the next steps:
A. Turn the power on.
B. Select the KV & mAs values as such: 50KV/2 mAs
C. Click the “Reverse Display” (R) button twice (2x).
D. Press the “Exposure” control on the hand-switch and produce an exposure.
E. The actual KV, mA and time will be display sequentially in the KV & mAs windows.
D. Filament Preheat Calibration
- If the preheat calibration value or the VR1 calibration are off, there might be an over or under
current to the tube.
- There are 2 ways to set Preheat calibration. Calibration data can be changed according to tube’s
condition.
- VR1 calibration is applied to all scope of Tube kV on PCB.
Filament Preheat calibration data is applied to each Tube mA.
- Power ON.
-Turn “SW1 Dip S/W pin 1” on OP.
- As you press “APR Key No.1” once. The following display will be seen:
Preheat Calibration Code
Preheat Calibration Data
33
Product Manual: VET-20BT
POSKOM Co., Ltd.
P0 is the Filament Preheat Calibration Code. (Preheat Calibration Code of 20mA).
55 is the Filament Preheat Calibration Value. (Preheat Calibration Data of 20mA).
- You can adjust the value with mAs up/down Switch. (Refer to the “OP sheet”).
- After adjustment, push the “Store” key for more than 1 sec. (Refer to the “OP sheet”).
- If the waveform is over or under the intended value, you will need to re-set the calibration value.
Push the kV up switch. (Refer to “OP sheet”).
The following display will be seen:
Preheat Calibration Code
Preheat Calibration Data
P1 is the Filament Preheat Calibration Code. (Preheat Calibration Code of 15mA).
47 is the Filament Preheat Calibration Value. (Preheat Calibration Data of 15mA).
- You can adjust the value with mAs up/down Switch. (Refer to “OP sheet”).
- After adjusting, push the “Store” key for more than 1 sec. (Refer to “OP sheet”).
- After storing, make an exposure.
- If the waveform is over or under the intended value, you will need to re-set the calibration value.Table 1 shows the calibration code and value of each tube’s kV.
- Turn “Dip S/W No.1” OFF and then exit the calibration mode.
NOTICE
Calibration values are subject to change depending on the tube’s condition.
NOTICE
To repeat the P-> C (P: Preheat, C: mA) mode, push the APR Key No.1 once
while in calibration mode.
NOTICE
In regards to the “preheat calibration and mA calibration values,” please pay
special attention to the decimal points in the preheat calibration codes.
EXAMPLE: P.1.00 = 200 and P1.00 = 100
34
Product Manual: VET-20BT
POSKOM Co., Ltd.
E. VR Info
VR1
VR Number
VR1
Adjusted
Values
Preheat
Direction
LEFT
RIGHT
(Anticlockwise)
(Clockwise)
Increase
Decrease
35
REMARK
Product Manual: VET-20BT
POSKOM Co., Ltd.
5. Calibration Code and Data
[TABLE 1. mA Calibration Data]
Code
Tube kV
Initial Data
Data Range
Tube mA
mAs
C0
50kV ~ 80kV
200
0 ~ 249
20mA
0.4 ~ 3.2
C1
81kV ~ 90kV
150
0 ~ 249
15mA
0.4 ~ 3.2
C2
50kV ~ 80kV
100
0 ~ 249
10mA
3.6 ~ 20
C3
81KV ~ 90kV
80
0 ~ 249
8mA
3.6 ~ 20
[TABLE 2. Filament Preheat Calibration Code and Data]
Code
Tube mA
Initial Data
Data Range
P0
20mA
152
0 ~ 199
P1
15mA
145
0 ~ 199
P2
10mA
142
0 ~ 199
P3
8mA
137
0 ~ 199
NOTICE
When encountering continuous “Err” messages, discontinue use of your device
immediately and contact POSKOM or one of its authorized distributors for
assistance.
36
Product Manual: VET-20BT
POSKOM Co., Ltd.
6. Error Code and Resolutions
6.1 When the hand switch is non-operational, check to see if the hardware values are more than
EP=10kV, IP=5mA, FIL=0.1V F/B,
Code No.
Description
Resolution
Err. 10
Filament feedback over
Calibration or change OP B/D
Err. 11
kV feedback over
Calibration or change OP B/D
Err. 12
mA feedback over
Calibration or change OP B/D.
6.2 When the “Ready Exposure” mode is malfunctioning, check the filament conditions and if the
hardware value is less than FIL=0.35V F/B, this will be the cause of the error code.
Code No.
Err. 14
Description
Resolution
Filament feedback over
Calibration or change OP B/D
6.3 Error at Exposure
EP, IP Low Error: lower than Min. (30kV) value ->Error
EP, IP over Error: higher than Max. (100kV) value -> Error
EP, IP State Low Error: lower than output kV (-10kV) -> Error
EP, IP State over Error: higher than output kV (+10kV) -> Error
Code No.
Description
Resolution
Err. 15
kV feedback low detect err at exposure
Calibration or change OP B/D
Err. 16
mA feedback low detect err at exposure
Calibration or change OP B/D
Err. 17
kV feedback over detect err at exposure
Calibration or change OP B/D
Err. 18
mA feedback over detect err at exposure
Calibration or change OP B/D
Err. 19
-10kV kV feedback low detect err at exposure
Calibration or change OP B/D
Err. 20
+10kV kV feedback low detect err at exposure
Calibration or change OP B/D
Err. 22
-10kV mA feedback low detect err at exposure
Calibration or change OP B/D
Err. 23
+10kV mA feedback low detect err at exposure
Calibration or change OP B/D
6.4 Inter_ Lock Error
Err Code
Err. 21
Description
Resolution
Tank Thermal S/W check
37
POSKOM Co., Ltd.
Product Manual: VET-20BT
7. Schematics
E
March 8, 1995
D
C
B
A
NO.
C O N T EN T S
D a te
Rev. By
Approved By
Checked By
Designed By
Date
2009-01-08
Title
A4
Size
Date:
VET-20BT
VET-20BT BLOCK DRV BORAD
Document Number
Sheet
1
of
1
A
Rev
38
POSKOM Co., Ltd.
Product Manual: VET-20BT
March 8, 1995
E
D
C
B
A
NO.
C O N T EN T S
D a te
Rev. By
Approved By
Checked By
Designed By
Date
2009-01-08
Title
A4
Size
Date:
VET-20BT
VET-20BT BLOCK DRV BORAD
Document Number
Sheet
1
of
1
A
Rev
39
POSKOM Co., Ltd.
Product Manual: VET-20BT
CN1
1
2
3
4
5
6
7
8
9
10
C1
C2
INT
GND
EP(+)
IP(+)
EP(+)
J1[1..8]
IP(+)
INT
GND
C1
C2
T1
T2
1
R1
TH
2
T1
1
2
0.6 X 10T
GND
T2
4
3
4T
IN1
IN2
IN3
IN4
C13
C15
D15
D15 직렬 연결
C14
D16 직렬 연결
D16
C16
D13
C11
C9
D14
E
D
C
B
A
NO.
D11
D12
R2
C10
C12
C18
C ON TEN TS
D9
D10
C5
C7
R3
C8
Rev . By
C6
D8
D7
C19
Date
D5
D6
Approv ed By
Checked By
C23
C25
Designed By
Date
2009-01-08
D17
C24
D19
Title
C26
Size
A4
Date:
DIVIDER BOARD
ANODE BOARD
D18
D20
CATHODE BOARD
VET-20BT
Monday , January 12, 2009
Document Number
VET-20BT HV
ANODE
1
ANODE
CATHODE
Sheet
V1
of
1
Rev
00
40
POSKOM Co., Ltd.
Product Manual: VET-20BT
BUS-1
.
+
C3
+
C4
+
VET-20BT-FCAP
C2
Q9
R12
Q10
R2
Q2
R11
Q1
R1
R5
Q11
R13
Q3
R3
Q14
Q15
Q16
R25
C1
TB3
+
1
TR
HV DRV
1
TB4
Monday , January 12, 2009
Document Number
VET-20BT FET MODULE
VET-20BT
VET-20BT-FETMODULE
Q13
Date:
Size
A4
Title
R10
Q8
Q12
2009-01-08
Date
Designed By
R9
Q7
R20
Checked By
Approv ed By
R8
Q6
R19
Rev . By
R6
R7
Q5
R18
Q4
R17
R16
Date
R15
R14
SMAW250-08
CN2
R4
C ON TEN TS
Sheet
1
of
1
Rev
A
41
BUS-2
.
E
D
C
B
A
NO.
1
2
3
4
5
6
7
8
1
1
POSKOM Co., Ltd.
Product Manual: VET-20BT
E
D
C
B
A
NO.
C ON TEN TS
Date
Rev . By
Approv ed By
Checked By
Designed By
Date
2009-01-08
Title
Size
A4
Date:
VET-20BT
Monday , January 12, 2009
Document Number
VET-20BT BT-20
Sheet
1
of
1
Rev
00
42
VCC
+3.3V
R2
+5V
+
U2A
1
3
U4
IN
NC/FB
OUT
C5
4
5
C2
+3.3V
+
+
R3
C6
C9
+3.3V
C7
+
C8
LED_LOAD
LED_DATA
LED_CLK
FIL
1
2
3
4
5
6
7
8
9
U3
COM
O1
O2
O3
O4
O5
O6
O7
O8
/HS_READY
I1
I2
I3
I4
I5
I6
I7
I8
GND
2
18
17
16
15
14
13
12
11
10
R81
C
3
1
EN
/RESET
RESET
RST_L/NMI
XIN
U5A
+3.3V
C
PWR_ON_O
RA1
R9
+12V
R78
+12V
+3.3V
R77
+3.3V
R10
2
2
D1
BZ1
R69
/HS_READY
R66
+
1
1
+5V
+5V
R74
R1
R6
C3
R5
R7
+5V
R8
R70
R72
/LASER_ON
/LAMP_ON
BT_CHARGE
1
2
Wednesday , December 24, 2008
Document Number
OP (DRV)
VET-20BT
/HS_X-RAY
Title
Size
Date:
1
2
C1
5
VDD
WDI
GND
58
8
1
PC9
4
3
4
C46
+3.3V
Designed By
Date
2009-01-08
D2
D3
4
2
WDT
C10
/READY _CHK
EXP_END_SIGNAL
R11
2 1
2
PC8
4
3
4
D37
36
37
38
39
40
41
42
43
1
Q9
1
PC1
PC2
D36
D39
P4.0/TB0
P4.1/TB1
P4.2/TB2
P4.3/TB3
P4.4/TB4
P4.5/TB5
P4.6/TB6
P4.7/TBCLK
+3.3V
R82
1
PWR_ON_I
1
2
1
D38
9
EP_REF
IP_REF
R65
D32
3
2
D34
X1
C15
KEY _TA
KEY _TB
KEY _TC
KEY _TD
KEY _R1
KEY _R2
KEY _R3
KEY _R4
2
R14
D6
D33
20
21
22
23
24
25
26
27
59
60
61
2
3
4
5
6
11
10
7
44
45
46
47
48
49
50
51
D35
1
C44
3
D5
1
5
4
3
2
C45
Approv ed By
D9
XOUT
P2.0/ACLK
P2.1/TAINCLK
P2.2/CAOUT/TA0
P2.3/CA0/TA1
P2.4/CA1/TA2
P2.5/ROSC
P2.6/ADC12CLK/DMAE0
P2.7/TA0
P6.0/A0
P6.1/A1
P6.2/A2
P6.3/A3
P6.4/A4
P6.5/A5
P6.6/A6/DAC0
P6.7/A7/DAC1/SVSIN
V_REF-/VE_REFVE_REF+
V_REF+
P5.0/STE1
P5.1/SIMO1
P5.2/SOMI1
P5.3/UCLK1
P5.4/MCLK
P5.5/SMCLK
P5.6/ACLK
P5.7/TBOUTH/SVSOUT
SW15
+5V
+5V
C13
2
C14
Checked By
D4
D8
+ C4
+3.3V
C11
TDO/TDI
TDI/TCLK
TMS
TCK
P3.0/STE0
P3.1/SIMO0/SDA
P3.2/SOMI0
P3.3/UCLK0/SCL
P3.4/UTXD0
P3.5/URXD0
P3.6/UTXD1
P3.7/URXD1
P1.0/TACLK
P1.1/TA0
P1.2/TA1
P1.3/TA2
P1.4/SMCLK
P1.5/TA0
P1.6/TA1
P1.7/TA2
XT2OUT
XT2IN
AV_SS
DV_SS
TP1
+5V
CN3
1
2
3
4
5
6
Rev . By
D7
54
55
56
57
28
29
30
31
32
33
34
35
12
13
14
15
16
17
18
19
52
53
62
63
U1A
L2
TP2
D at e
C12
CN1
TDO
TDI
TMS
TCK
C16
R13
C18
EXP_END_RF
C ON TEN TS
LED1
R4
+5V
Sheet
/LAMP_ON
/LASER_ON
/READY
/EXP
1
2
CN9
1
2
3
4
CN2
of
1
MAIN_V_MON
BT_CHARGE
BATT_MON
EP_MON
IP_MON
FIL_MON
INT_LOCK
1
Rev
A
43
+3.3V
+
5
+
HAND SW
3
2
1
2
3
4
5
6
7
RA2
WDT
DD_ON
MAIN_V_CON
H_CHG
UTXD0
URXD0
SW1
U6
D10
C
D
A4 E
B
A
NO.
2
1
1
DV_CC
64
AV_CC
GND
2
COMP
R15
1
R12
TCAP
IPK
IDC
1
/HS_READY
/HS_X-RAY
L1
C17
3
7
8
ISWC
ISWE
1
2
1
5
4
3
2
8
7
6
5
1
2
3
4
1
2
VCC
6
GND
4
POSKOM Co., Ltd.
Product Manual: VET-20BT
POSKOM Co., Ltd.
Product Manual: VET-20BT
4
R16
LOAD
+5V
C19
A
B
C
D
E
F
G
DP
14
16
20
23
21
15
17
22
C20
SEG1
R17
R18
1
1
1
SEG2
KEY _R4
2
2
2
2
D13
D17
D21
D25
KEY _TA
1
1
1
KVDN
SW2
MEM1
SW6
SW10
COLLIMATOR
ON/OFF
SW14
1
1
2
REVERSE S/W
SEG3
2
2
2
D14
D18
D22
KEY _TB
1
1
1
KVUP
SW3
MEM2
SW7
SW11
DATA STORE
SEG4
Rev . By
2
2
2
D15
D19
D23
KEY _TC
Approv ed By
Checked By
1
1
1
DN41
LD1
MASDN
SW4
2
Date
Designed By
MEM5
SW12
MEM3
SW8
1
6
2009-01-09
LD2
2
2
2
LD4
D16
D20
D24
1
LD6
MEM6
SW13
MEM4
SW9
MASUP
SW5
LD5
1
1
1
2
Tuesday , December 23, 2008
Document Number
OP (DSP)
VET-20BT
KEY _TD
LD3
Title
Size
Date:
LD7
Sheet
2
DATA
2
11
6
7
3
10
5
8
2
2
R19
KEY _R3
Date
M5
12
CLK
DIG0
DIG1
DIG2
DIG3
DIG4
DIG5
DIG6
DIG7
U5D
14 : +5V
2
R20
KEY _R2
C ON TEN TS
LD11
1
LD12
of
1
Rev
A
44
2
1
M4
1
2
1
2
1
U5C
LED_CLK
KEY _R1
D
A4 E
C
B
A
NO.
M6
1
M3
7
5
2
1
8
4
M1
2
M2
9
3
2
WAIT
1
10
2
1
1
1
2
X-RAY
1
2
READY
5
DP
10
G
9
F
1
E
2
D
4
C
6
B
7
A
CC
CC
3
8
5
DP
10
G
9
F
1
E
2
D
4
C
6
B
7
A
CC
CC
3
8
5
DP
10
G
9
F
1
E
2
D
4
C
6
B
7
A
CC
CC
3
8
5
DP
10
G
9
F
1
E
2
D
4
C
6
B
7
A
CC
CC
3
8
19
VCC
GND
9
13
LED_DATA
8
9
ISET
18
GND
4
6
5
U7A
U5B
LED_LOAD
3
POSKOM Co., Ltd.
Product Manual: VET-20BT
EXP_END_SIGNAL
/READY _CHK
H_CHG
DD_ON
MAIN_V_CON
1
2
3
4
5
6
7
8
9
U8
I1
I2
I3
I4
I5
I6
I7
I8
GND
URXD0
+5V
UTXD0
C50
O1
O2
O3
O4
O5
O6
O7
O8
COM
+5V
C
D
A4 E
B
A
NO.
18
17
16
15
14
13
12
11
10
C51
C52
12
9
11
10
1
3
2
U20
C1-
V-
C2-
R1OUT R1IN
R2OUT R2IN
T1IN
T1OUT
T2IN
T2OUT
C+
C2+
V+
C O N TE N TS
+3.3V
1
2
C53
PC5
To RF_RX
To RF_TX
R21
C54
/DRV_ON
/H_CHG
/DD_ON
/MAIN_V_CON
13
8
14
7
4
5
6
D a t e
4
3
Rev . By
EXP_END_RF
1
2
3
Approv ed By
Date
Designed By
CN10
Checked By
2009-01-08
Title
Size
Date:
VET-20BT
Tuesday , December 23, 2008
Document Number
OP (I/F)
Sheet
1
of
1
Rev
A
45
+
1
Q1
R29
1
TP9
U12A
C21
R24
R30
4
1
R31
TP5
R38
12
16
12
16
C23
+
1
Q2
+12V
R22
+12V
/READY
EP REF=20KV/1V
TP10
R58
R32
R25
+
R33
C22
R54
9
10
R59
C31
TP11
R53
R79
1
3
22
Q6
Q4
R35
C28
R45
R49
R60
16
15
TP13
16
15
R41
PRE-H
1
R27
TP6
+12V
R80
Q3
C29
FIL
C32
U11B
7
+12V
+
-
IP=5mA/1V
TP12
U11A
1
EP=20KV/1V
R42
TP8
2VR1
R51
C36
R62
C41
Approv ed By
3
2
6
5
R26
C24
1
1
+12V
Q7
R28
C30
R48
TR_DRV2
TR_DRV1
FIL_FB
FIL_MON
C34
2
1
C35
평상시 숏트
JP1
D30
D29
2
1
R64
CN5
1
2
3
4
5
EP_FB
Sheet
IP_FB
Wednesday , December 24, 2008
Document Number
OP (DRV)
VET-20BT
C40
C43
Date:
Size
Title
C39
Q8
D31
R61
D28
D27
+12V
TP7
D26
IP_FB
2009-01-08
Date
Designed By
INT_LOCK
EP_FB
3
22
3
1
TP15
R34
R40
C27
R63
9
9
+12V
R39
IP
R46
EP_MON
1
EP=40KV/1V R50
IP_MON
CN6
1
2
3
4
5
6
7
8
IP=10mA/1V
R44
10
50KHZ
4
8
8
IP CONTROL
U10
4
U12C
IP REF=5mA/1V
+
C47
8
6
1
R37 C26
7
R43
U12B
+12V
+
R57
C38
12
12
TP4
U9
R36
6
5
IP_REF
FIL_FB
10
2
2
8
5번 PIN 102~110KHz
C33
C25
C48
C37
YELLOW
TR_DRV2
TR_DRV1
EP_DRV2
EP_DRV1
/H_CHG
11
6
11
11
TP14
BATT_MON
1
1
11
5
5
13
14
15
EP CONTROL
4
EP REF=20KV/1V
R52
R67
R68
3
2
+12V
R23
2
3
C49
/MAIN_V_CON
MAIN_V_MON
PWR_ON_I
PWR_ON_O
/DRV_ON
/DD_ON
C
D
A4 E
1
Checked By
1
3
EP_DRV2
2
8
1
1
1
Rev . By
1
of
1
Rev
A
46
1
21
3
2
6
6
3
3
3
D at e
1
5
5
13
14
7
C ON TEN TS
1
3
1
3
2
13
14
15
7
9
10
7
9
10
13
14
7
1
3
1
/EXP
R47
R56
VCC
+
CN7
B
A
NO.
2
1
8
4
4
8
4
11
2
1
21
2
-
R55
+12V
+
1
EP_DRV1
4
11
VCC
4
11
2
1
+
EP_REF
C42
VCC
1
2
3
4
5
6
7
8
9
10
POSKOM Co., Ltd.
Product Manual: VET-20BT
Product Manual: VET-20BT
POSKOM Co., Ltd.
8. How to replace Battery
8.1 Loosen the bolt located on the bottom of the unit as seen below (red circle).
8.2 Move the grip towards the front of the unit as shown by the red arrow in the picture below.
The battery cover will slide off easily.
47
Product Manual: VET-20BT
8.3
POSKOM Co., Ltd.
Grab a hold of the handle and gently pull upwards until the battery is separated from main body
of the unit.
8.4 Replace the new battery into the body of the unit and follow the above steps in reverse order to
reassemble your unit.
48
Product Manual: VET-20BT
POSKOM Co., Ltd.
9. Composition
9.1 Operation Panel
9.2 Power Board
9.3 Ultra Capacitor Board
49
Product Manual: VET-20BT
POSKOM Co., Ltd.
9.4 Battery
9.5 Battery Charger
50
Product Manual: VET-20BT
POSKOM Co., Ltd.
Service Request Form
This form must be completed fully and submitted with any POSKOM x-ray products returned for
warranty considerations or repair services.
A.
General Information
A.
Product name :
B.
Serial number :
C. Date received :
D. Date installed :
E.
Date defective found :
F.
At what stage did your device fail:
□ At the initial inspection upon receipt? or □ After storage?
□ During the course of an installation? or □ During actual service in the field?
B.
Detailed Information
1) Symptoms in detail:
Highest condition used at:
kV
Most frequently used at:
mAs
kV
mAs
2) Describe any problems experienced:
Setting at time of failure:
kV
mA/mAs
sec
Describe any unusual occurrences:
Abnormal symptoms prior to failure:
Abnormal symptoms at time of failure:
3) Please include any additional details or documentation (e.g., photos, purchase orders, receipts)
that may assist in troubleshooting the problem.
Full Name
Phone
Signature
Fax
Company/Hospital
Email
Website ______________________
Date
________
_________________________
51