Installation and Configuration
HUAWEI
4 Installation Steps
Step 1: Install EC321 Manager
Step 2: Insert the Data Card in the laptop
Step 3: Installs the driver
Step 4: Start EC321 Manager
Attention! :Do not insert the Data card before
installing the EC321 Manager.
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Installation of EC321 Manager
HUAWEI
Step 1:

Insert the CD in to the
CD ROM Drive

Installation will start
automatically. (If not,
execute the setup.exe
file in the CD )
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Installation of EC321 Manager
HUAWEI

License Agreement
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3
Installation of EC321 Manager
HUAWEI

Choose your installation destination location
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Installation of EC321 Manager
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
Select program folder
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Installation of EC321 Manager
HUAWEI

Installing
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Installation of EC321 Manager
HUAWEI

Setup complete!
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Shortcut Icon
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
The shortcut icon will appear on the desktop
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Inserting the data card
HUAWEI
Step 2:

Insert your EC321 data card
into the PCMCIA slot of
your laptop

Pull out antenna
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Hardware Driver Installation
HUAWEI
Step 3:
 Windows
will find new hardware and install the Modem
driver automatically. Please choose “Continue Anyway”.
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 Install
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Hardware Driver Installation
COM port driver, please press “continue any way”.
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Hardware Driver Installation
HUAWEI
 After
installing the Data Card driver, several devices would
be added to the Operation System.

Huawei Mobile Connect – 3G Modem

Huawei Mobile Connect – 3G Application Interface

NEC PCI to USB Open Host Controller (two)

Standard Enhanced PCI to USB Host Controller
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Hardware Driver Installation
Go to device manager:
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Main Screen
HUAWEI
Step 4:
To start the program EC321 Manager, double click the
Huawei Mobile Connect icon on the desktop

The initial minimized screen
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HUAWEI
 The
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Main Screen
maximized screen
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HUAWEI
Huawei Data Card-EC321
EC321 Manager GUI Description
Accessing the Internet
Call Service
SMS Messages
Call log
Contacts
Diagnostics
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Accessing the Internet
HUAWEI
Creating a new profile
1. Select [Settings/Network Connection Settings] on the menu bar
2.Click <New>.
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Accessing the Internet
HUAWEI
3. Enter a new profile name in the "Profile name" field.
4. Enter required relevant information for the settings.
5. Click <Save> to finish creating the profile.
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Dialer Screen Statistic
HUAWEI

Click on
to set up a connection
Signal
Network
Duration
Volume
Rates
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Volume display and statistic
HUAWEI
Volume statistic of the current connection (including connection
time, data volume, sending/receiving volume , rate as well as the
Volume display
maximum rate of sending/receiving)
and statistic
Volume statistic of the last connection (including the volume of
sending/receiving and the connection time)
Statistic of total volume (including the total volume of
sending/receiving and the connection time), which can be reset
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Call Service
Keypads
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HUAWEI
SMS Messages
Main
menu
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SMS Messages
HUAWEI
SMS writing
the maximum length of each message is 1000 English characters
SMS format
A maximum of 160 English characters can be contained in each message
while sending and receiving
SMS division
If the length of sending message over 160 in English characters, the
message would be truncated to several parts
SMS to group
You can send a message to a group of 20 phone numbers at most separated
by Semi colon
SMS Storage
A maximum of 1000 messages can be stored in the Outbox, Inbox, Draft,
Trash and delivery report box respectively
SMS
You can import messages saved in data card and the EC321 Manager from
Management
one to another between corresponding boxes.
SMS ring tone
Ring tone can be customized
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HUAWEI
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Managing Your Contacts
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HUAWEI
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Managing Your Contacts
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HUAWEI
Managing Your Contacts
Capacity: A maximum of 1000 Contact entries are
supported.
Contacts
Each contact includes name, Mobile, Home,Office
Email and Comments
Import/Export contact entries saved on the EC321
Manager & the data card or copy/move entries from
one to another
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Call log
Main
menu
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Call log
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Call logs capacity: A maximum of 1000 dialed,
received and missed call logs can be stored
Call logs
respectively
Sorting the call logs: Name, phone number,Time &
call duration
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Date / Time displayed in the call logs
HUAWEI
 The
EC321 automatically takes the date & time as entered
by the user in the laptop.
 Note:
User can change the date & time in the laptop which
appears on the GUI screen.
 Note:
The data card will not take the Network date/time and
hence, the data/time mentioned in the call logs may be
different from that in the bill.
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Diagnostics
HUAWEI

Diagnostics is another useful tool to get information about data
card (Firmware, ESN, API etc)
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FAQ
HUAWEI
 Q:
How to Judge whether the EC321 data card has been
installed correctly?
 Answer:
After installing the software and then inserting the EC321 data card,
Check whether “HUAWEI Mobile Connect-3G Modem” , “HUAWEI
Mobile Connect-3G Application Interface” & 3 devices in Universal
Serial Bus controllers are displayed in the device manager. If a yellow
exclamatory mark or other signs appear in front of the devices, it means
that the data card has not been installed correctly and you need to
uninstall and then install again.
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FAQ
HUAWEI
Q: How to dial the telephone numbers with “+” sign?
Answer:
Two ways to input “+” sign:

Double click the “*/+” key on the telephone service interface;
 Input
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“+” through the laptop keyboard.
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FAQ
HUAWEI
 Q:
After installing the EC321 Management Software, the
system always prompts “Data Card does not Exist or
unavailable”. Why?
 Answer:
Probably you have inserted the data card before the completion of
installing the EC321 management software. Pull out the data card and
insert it after the installation of EC321 management software is completed.
Then, install the EC321 hardware driver by following the guide for
hardware installation.
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FAQ
HUAWEI
 Q:
What shall I do if I cannot access the internet?
 Answer:

Check whether the account is a post-paid card and is activated for data
access.

If you are sure that the account has been Data activated, and still the
problem exists, please refer to the user guide to implement relevant
settings.
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FAQ
HUAWEI
 Q:
Only part of the message is displayed after I use the
“Paste” function to edit it. Why?
 Answer:
While editing the message, at most 1000 characters are supported in the
text. If the quantity of the pasted information exceeds the limit, the
excess text will be deleted automatically.
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FAQ
HUAWEI
 Q:
When a message is received, no prompt window
appears. Why?
 Answer:
Because you have not set the function of “Display alerts when a
message is received”.
Select [Settings/Options], and then check the “Display alerts when a
message is received” from the “Message alerts settings”.
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FAQ
HUAWEI
 Q:
Why cannot I paste the telephone number?
 Answer:
Only telephone numbers containing “0123456789#*+” are legal.
Confirm no other character is contained in the cut or pasted texts.
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Troubleshooting
HUAWEI
Q
: When connecting to internet, Windows pop’s up a
message: Connection setting busy. Why?
 Cause:
The Modem driver is not installed correctly.
 Answer
:

Uninstall and reinstall the EC321 Manager; Insert data card thereafter.

Confirm the Modem driver is installed correctly in device manager.
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Troubleshooting
HUAWEI
 Q:
If Windows Hot fix is installed, and the Windows
pop’s up a message: PPP Connection Control Protocol
Terminated and the data card can not connect to
network. Why?
 Cause
Windows hot fix has changed some system settings.
 Answer
:
Uninstall EC321 Manager and install it again.
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Troubleshooting
HUAWEI

Q: While connecting to internet, windows pop’s up a
message: Can not connect to remote computer. Why?

Cause
The cause maybe:
1.
The account data service is not enabled or data service is terminated.
2.
Network setting is incorrect in EC321 Manager.
3.
CDMA signal is too weak.
4.
Antenna is not pulled out.
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Troubleshooting
HUAWEI
Answer:
1.
Confirm that the account data service is enabled.
2.
Setting networks parameter as mentioned below:

Phone number

Username

Password
3.
Ensure good coverage area.
4.
Pull out antenna.
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Troubleshooting
HUAWEI
 Q:
I can make a call and send SMS, but I can not connect
to Internet, and the ‘Connect’ icon is grey. Why?
 Cause
Your Modem driver is not installed correctly.
 Answer:
Please reinstall the EC321 Manager and insert your data card.
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Troubleshooting
HUAWEI
 Q:
EC321 Manager can not be used with Users/Power
Users group in Windows 2000 and Windows XP. Why?
 Cause
It’s the limitation of Users/Power Users group.
 Answer:
Users group can not use EC321 Manager, but can dial to network
through “network connection” offered by OS.
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Troubleshooting
HUAWEI
 Q:
Laptop hangs after installing EC321 Manager. Why?
 Cause
The laptop has not installed the Modem driver which should installed as default
in laptop, as EC321 is in conflict with the default Modem already existing in the
laptop.
Answer:

Remove EC321 data card

Uninstall EC321 Manager

Install laptop’s default Modem driver

Install EC321 Manager

Insert EC321 data card
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Troubleshooting
HUAWEI
Q
: Why does the data card disconnect automatically
after connecting to network for 3 to 5 minutes?
 Cause
The operating system has not been installed with the required service
pack.
 Answer:

Windows 2000 OS requires Service Pack 4 or later version.

Windows XP OS requires Service Pack 2 or later version.
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Troubleshooting
HUAWEI
Q
: EC321 data card can’t install in DELL D500. Why?
 Cause:
There is a conflict with ports.
 Answer:
1. Uninstall the EC321 Manager software.
2. Plug in the data card, wait till the ‘USB Host Controller driver is
OK’pop up appears on the right bottom corner of the screen.
(Note: If a pop up of the installation Wizard of Huawei EC321 device
appears, please cancel that dialog box.)
3. Open "Device Manager" (method: My Computer -> properties ->
hardware -> Device Manager)
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HUAWEI
Device Manager
USB Host
Controller driver
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Troubleshooting
HUAWEI
4. Expand “Universal serial bus controller” option;
5. Double click "Standard Enhance PCI to USB Host controller", update
its driver.
During the update, browse the location of driver to the directory of the
driver in this RAR file.
After updating completely, Windows will find a USB Root Hub device
automatically and ask to install the driver. Please browse the location of
driver to the directory of the driver to this RAR file.
6. If the update is successful, the device manager should have the
following information:
----Universal Serial Bus Controller
----NEC PCI to USB Enhanced Host Controller
----USB 2.0 Root Hub Device
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Troubleshooting
HUAWEI
7. Also check if there is an option as mentioned below:
Universal Serial Bus Controller
---- Intel(r) 82801DB/DBM USB 2.0 Enhanced Host Controller - 24CD
If it exists, please disable the same.
8. Plug out the data Card.
You can now install the EC321 Manager software as per the normal
process.
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