User guide

24
MultiArray User Guide
11 Connect the power cable to the disk drive ensuring that pin 1 of the cable mates with pin
1 of the drive connector. The power cables are a Y-cable with a small connector for a
floppy disk drive and large connector for a hard disk drive. See Figure 2-15.
12V
5V
-5V
-12V
12V
5V
-5V
-12V
Segment 5 Segment 4 Segment 3 Segment 2 Segment 1
CPUCPUCPUCPUCPUCPUCPUCPUCPU NICNICNICNICNIC NICNICNICNIC
P1 P5 P2 P3 P4
123456789
Hard or Floppy
Drive Drive
Figure 2-15. Y-Power Cable
Note: The Y-cables are labeled from one to nine on all three connectors on each cable. The
power cables are associated with the subsegments of the five segments labeled on the
backplane. The power cable for segment 1 is labeled 1.
12 Reconnect the data cables to the floppy and CD-ROM drives. See Figure 2-16.
Mux Card
40-pin Ribbon
Cable (9)
Floppy
Disk Drive
CD-ROM Drive
34-pin Ribbon
Cable (12)
Pin 1
Pin 1
Figure 2-16. Floppy and CD-ROM Drive Data Connections