IBM PS/2 90 XP 486 Hardware Maintenance Reference page 39

3.3.2 Determining the SCSI ID of an existing device
At the time of installation, a SCSI device should be labeled indicating
the SCSI ID assigned to that device.
need to verify the SCSI ID, you can either decipher the jumper or switch
settings (explained later), or you can do the following:
1. Power-on the system and access the Main Menu of the system programs.
2. Select Set configuration from the Main Menu, then select
Set and view SCSI device configuration.
The SCSI ID for each installed SCSI device is displayed on the line
that begins with Device Address.
numbers separated by a comma (for example: 6, 0).
(in this example: 6) is the ID assigned to the installed SCSI device.
The ID for the SCSI adapter begins with the words SCSI Address or SCSI
Adapter Address.
If there are no devices connected to a SCSI adapter, the screen will
show only the slot that the SCSI adapter is installed in and the ID
assigned to the adapter.
IBM PS/2 Model 90 XP 486 and 95 XP 486 HMR
Determining the SCSI ID of an existing device
If the device is not labeled, or you
The ID appears in a set of two
¦ Copyright IBM Corp. 1990, 1992
3.3.2 - 1
The first number