Power Supply Connector CN56
SCSI Power Supply Connector
Pin
Signal
V dc Min.
V dc Max.
1, 2, 3
+
5 volts
+
4.75
+
5.25
4, 5
Ground
–
–
6
+
12 volts
+
11.4
+
12.6
7
Ground
–
–
8
−
12 volts
−
11.4
−
13.2
9
−
5 volts
−
4.53
−
5.5
10
Ground
–
–
Pin
Signal
V dc Min.
V dc Max.
1
+
12 volts
+
11.46
+
12.6
2, 3
Ground
–
–
4
+
5 volts
+
4.758
+
5.25
400
IBM Mobile Systems HMM - Volume 1