System Board Internal Cable Connectors; System Board External Port Connectors - IBM Netfinity 4500R Type 8656 Hardware Maintenance Manual

System board internal cable connectors

The following illustration shows internal cable connectors on the system board.
1
Internal SCSI channel A (J29)
2
Internal SCSI channel B (J17)
3
Fan 3 (J35)
4
Main Power (J4)
5
Power (J51)
6
Fan 1 (J59)
7
3.3V power for optional backplane (J52)
8
Power system management (J12)
9
DASD (SCSI) system management (J5)
10
Fan 2 (J60)
11
Operator information panel (J50)
12
On-off / Reset panel (J38)
13
IDE (J31)
14
Diskette (J26)

System board external port connectors

The following illustration shows the external port connectors in the system board.
41
Installing options