4-Channel 3U 16 Bay SCA Backplane Set_up Guide
PN: 3E-200-50022-A R:A2 (SCA-BP320-3E-1)
Hot-Swap SCSI Backplane
The SCA-BP320-3E-1 is specifically designed for 1U 16 Bay chassis, supporting the
following functions:
•
•
•
•
Sixteen SCA compatible Hot-Swap connectors.
Supports Ultra320 SCSI bus specification.
Provides on-board Terminator Enable/Disable function.
SAFTE Function [ HDD Fail LED Driver ] (optional)
Hot-Swap SCSI Backplane Layout and Jumper Configuration
Options
The following diagram shows the layout of components and connectors on the
Hot-Swap backplane circuit board.
J1
SW1
Channel A
HDD0
HDD1
HDD2
HDD3
figure 1
SW1: Channel A Function selection
SW1-1 , 2
SW1-1
Off
Off
On
On
for HDD Spin-up Option
SW1-2
Option
Off
Spin-up when power is applied
On
Spin-up on start command
Off
Spin-up after delay
On
Reserved
SW1-3,4 for HDD ID Setting ( HDD1 – HDD4 )
SW1-3
SW1-4
HDD1 – HDD4
Off
Off
ID0 – ID3
Off
On
ID4 – ID7
On
Off
ID8 – ID11
On
On
ID9 – ID15
Close
Enable
J1: Channel A SAF-TE Board connector
To connect to SAF-TE Board – Please see figure 1
Pin1
J1
AMATE0
AMATE1
AMATE2
AMATE3
AID2
VCC
NC
1
3
5
7
9
11
13
2
4
6
8
10
12
14
AHDERR0
AHDERR1
AHDERR2
AHDERR3
AID3
GND
HEADER 7X2
Pin Descriptions:
Pin 1
HDD 0 Present
Pin 2
HDD 0 Fail LED input
Pin 3
HDD 1 Present
Pin 4
HDD 1 Fail LED input
Pin 5
HDD 2 Present
Pin 6
HDD 2 Fail LED input
Pin 7
HDD 3 Present
Pin 8
HDD 3 Fail LED input
Pin 9
HDD ID2
Pin 10 HDD ID3
Pin 11 +5V
Pin 12 GND
Pin 13 NC
Pin 14 Key Pin
* The other 3 channels are same as Channel A
2U/3U SCSI BP SAFTE BOARD REV:A1
TW-000-50220-A SET-UP GUIDE
Descriptions:
This PCB is designed for 2U 12Bay and 3U 16Bay Ultra 320 SCSI SCA BP Extension SAFTE
and Terminator daughter board.
Features:
1.
SAFTE - HDD fail LED indicator
2.
Ultra 320 Terminator:
SW1
J2
J3
J1
SW1- [1:3] : No. of HDD control by SAFTE Chip
SW1-1,2,3 on off
off
– 4HDD
SW1-1,2,3 off on off
– 6HDD
SW1-1,2,3 off off on – 8HDD
SW1- 4 : SAFTE Enable/Disable
On SAFTE Enable
Off SAFTE Disable
SW1- 5 : SAFTE Chip ID Setting
On
Off
ID15
ID6
SW1- 6 : Reserved
J1 – Connect to 2U SCA Backplane
J2 – Connect to 3U Backplane if 4 HDD in one channel
J3 – Connect to 3U Backplane if 8 HDD in one channel
** Please make sure pin 1 is connected to pin 1 of Backplane **