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SAS 826TQ Backplane Specifications
Jumper Settings and Pin Definitions
C-4 Front Connectors and Jumpers
BAR CODE
JP82
JTAG#2
#11
JP78
UPGRADE#2
#10
JP13
+5V
+5V
GND
GND
+12V
+5V
GND
GND
GND
+12V
JP46
6
#9
Front Connectors
#1. ACT_IN: JP26 and JP47
#2. Chips: MG 9071 and MG 9072
#3. I
C Connector#1 JP37
2
#4. I
C Connector#2 JP95
2
#5. I
C Connector#3 JP52
2
#6. Power Connectors (4-pin): JP10,
JP13, and JP46
#7. SideBand Connector#1 JP66
#8. SideBand Connector#2 JP68
#9. SideBand Connector#3 JP75
#10. SAS Port #0 J5
SAS Ports
BAR CODE
JP82
21
JTAG#2
#11
JP78
UPGRADE#2
20
#10
JP13
+12V
+5V
GND
GND
+12V
+5V
GND
GND
+5V
JP46
19
#9
JP90
9072 RST
JP89
2
5
#8
BZ1
BUZZER RESET
JP18
#7
I2C#3
GND
+12V
JP10
SIDEBAND#3
9
#6
JP90
18
9072 RST
JP89
#8
BZ1
BUZZER RESET
JP18
17
#7
I2C#3
GND
GND
+12V
JP10
SIDEBAND#3
16
#6
9071 RST
ALARM#1
A
C
#5
C
A
D36
ALARM#2
1
#4
ACT_IN#8-11
JP47
1
JP45
#3
#11. SAS Port #1 J6
#12. SAS Port #2 J7
#13. SAS Port #3 J8
#14. SAS Port #4 J10
#15. SAS Port #5 J12
#16. SAS Port #6 J14
#17. SAS Port #7 J16
#18. SAS Port #8 J22
#19. SAS Port #9 J23
#20. SAS Port #10 J24
#21. SAS Port #11 J25
9071 RST
15
ALARM#1
A
C
#5
14
C
A
D36
ALARM#2
#4
ACT_IN#8-11
JP47
1
JP45
13
#3
C-2
JP83
4
3
#2
1
#1
I2C#2
ACT_IN#0-7
I2C#1
ACT5
ACT7
ACT4
ACT6
ACT0
ACT2
ACT1
ACT3
SIDEBAND#2
7
#0
8
12
JP83
#2
11
#1
I2C#2
ACT_IN#0-7
I2C#1
ACT5
ACT7
ACT4
ACT6
ACT0
ACT2
ACT1
ACT3
SIDEBAND#2
10
#0
2
D53
D54
JP65
SIDEBAND#1
D53
D54
JP65
SIDEBAND#1
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