Dual-Controller Configuration Jumper Options - DEC AlphaServer 1000A Owner's Manual

Dual-Controller Configuration Jumper Options

Table 9-9 shows the SCSI IDs and jumpers installed (W1, W2, W3) for a system
with a dual-controller configuration. A jumper cable is used on the backplane to
enable all seven StorageWorks slots on a single bus.
Table 9-9 Dual-Controller Configuration Jumper Options
Device None W1
or Slot
Bus A
CDROM 4 4
Tape 5 5
Slot 0 0 0
Slot 1 1 1
Slot 2 2 2
Slot 3 3 3
Bus B
Slot 4 0 4
Slot 5 1 5
Slot 6 2 6
9-18 Quick Reference
W2 W3 W1/W2 W1/W3
4 4 4 4
5 5 5 5
0 8 0 8
1 9 1 9
2 10 2 10
3 11 3 11
8 0 12 4
9 1 13 5
10 2 14 6
W2/W3 W1/W2/W3
4 4
5 5
8 8
9 9
10 10
11 11
8 12
9 13
10 14
AlphaServer 1000A Owner's Guide