Missing SCSI Device (3550)
Missing SCSI Device
The 3550 Expansion Unit features a built-in SCSI controller.
The built-in SCSI controller supporting the missing device might be defective.
Power-off the 3550 Expansion Unit and disconnect all internal and external SCSI devices from the 3550 Expansion Unit.
Power-on the 3550 Expansion Unit and run
If the built-in SCSI controller is not on the Installed Device List in advanced diagnostics, replace the system board of the 3550 Expansion Unit.
Reconnect the devices to the 3550 Expansion Unit.
The built-in SCSI controller includes an active terminator. This terminator automatically works when an external SCSI device is attached.
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