IBM 8835 - Eserver 325 - 1 GB RAM, Maintenance And Troubleshooting Manual

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a. Identify which channel is causing the error by reconnecting cables one at a
time and restarting until the error returns.
b. Check termination of identified channel in step 2a.
Note: SCSI channel termination details, if any, appear elsewhere in this
publication.
c. Disconnect one drive at a time attached to channel identified in step 2a and
restart each time to determine which drive is causing the problem.
d. Replace SCSI cable attached to channel identified in step 2a.
e. Replace backplane attached to channel identified in step 2a.
3. If original ISPR code is still present after disconnecting all SCSI cables and
restarting, perform the following actions until the error is no longer present:
v Reseat the controller
v
Replace the controller
SCSI error codes
Error code FRU/action
All SCSI Errors One or more of the
following might be causing the problem:
v
A failing SCSI device
(adapter, drive, controller)
v An improper SCSI configuration or SCSI
termination jumper setting
v
Duplicate SCSI IDs in the same SCSI
chain
v A missing or improperly installed SCSI
terminator
v
A defective SCSI terminator
v
An improperly installed cable
v
A defective cable
1. External SCSI devices must be turned on before you turn on
the server.
2. Make sure that the cables for all external SCSI devices are
connected correctly.
3. If you have attached an external SCSI device to the server, make
sure the external SCSI termination is set to automatic.
4. Make sure that the last device in each SCSI chain is terminated
correctly.
5. Make sure that the SCSI devices are configured correctly.
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Eserver
325 Type 8835: Hardware Maintenance Manual and Troubleshooting Guide