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Operator Guide
Location Code Format for SCSI Devices
Use Appendix A to determine the physical location of a SCSI device.
AB - CD - EF - GH
Always 0.
Always 00.
Slot number of the SCSI controller.
00 - Internal SCSI bus connector.
01 - External SCSI bus connector of a non-integrated
SCSI controller.
0S - External bus connector of an integrated SCSI
controller,
SCSI address of the device.
H is the logical unit number of the device.
HH is the logical unit number of the device shown in hexadecimal.
,HHH is the logical unit number of the device shown in decimal.
For the IBM 7012 direct bus attach disk drive, 7 is
the rear drive and 8 is the front drive.
To aid the operator and service person, the rack-type system unit has several identification
labels on drawers and devices. The drawer ID should match the slot location of the adapter
that drives it. SCSI devices may be labeled with a number that identifies the SCSI address
to which the device is set.