Download Adaptec 1450 Specifications

A: Technical Reference
Table A-20 (continued)
Main Power Connector B (J9D1)
Pin
Signal
Type
Current Carrying Capability
Description
23
Ground
Ground
6A
Ground return connection
24
12 V
Power
6A
Power supply 12 V
Table A-21 describes the auxiliary power connector.
Table A-21
110
Auxiliary Power Connector (J9B2)
Current Carrying
Capability
Pin
Signal
Type
Description
1
Ground
Ground
2
5 V Sense
Out
N/A
Sense line feedback to power supply
3
3.3 V Sense Out
N/A
Sense line feedback to power supply
4
BMC FAN Out
SPD CTL
N/A
5
SM PRI
5VSB SCL
In/Out
N/A
Server management I2C bus - clock
6
SM PRI
In/Out
5VSB SDA
N/A
Server management I2C bus - data
7
Ground
Ground
8
PWRGD
PS
In
N/A
Signal from power subsystem
indicating power is stable
9
PS PWR
ON_L
Out
N/A
Control signal from baseboard to
power supply
10
Ground
Ground
Ground return connection
11
-12 V
power
Power supply negative 12 V
12
Key
13
12 V
power
Power supply 12 V
14
Ground
Ground
Ground return connection
Ground return connection
Ground return connection
N/A
007-4276-001