Compaq ProLiant Storage System User Manual page 30

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If you are using a Fast-Wide SCSI-2 controller:
1. Connect one end of the 6-ft. external wide to wide SCIS cable
included in the Duplexing Option Kit to the Bus 2 SCSI connector
on the back of the storage system. This connector is in position 3
on the connector panel and supports the three upper drive bays.
See Figure 3-1.
2. Connect the other end of the SCSI cable directly to the controller in
the server.
If you are using a Fast-SCSI-2 controller:
1. Connect the wide SCSI end of the 6-ft. external wide to standard
SCSI adapter cable included in the Duplexing Option Kit to the Bus
2 SCSI connector on the back of the storage system. This connector
is in position 3 on the connector panel and supports the three upper
drive bays. See Figure 3-1.
2. Connect the other end of the SCSI adapter cable directly to the
controller in the server. Installing Hard Drives in the Proliant
Storage System
Compaq ProLiant Storage System User Guide
3-7