IBM 884015U, Maintenance And Troubleshooting Manual

Page: 111 / 176

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.
Temperature error messages
Note: See “System” on page 108 to determine which components a field service technician should replace.
Message Action
DASD Over Temperature
(level-critical; direct access storage device
bay x was over temperature)
Ensure that the server is being properly cooled ; see “System
reliability guidelines” on page 12.
DASD Over recommended Temperature
(sensor x )
(level-warning; hard disk drive bay x had
over temperature condition)
Ensure that the server is being properly cooled ; see “System
reliability guidelines” on page 12.
DASD under recommended temperature
(sensor x ) (level-warning; direct access
storage device bay x had under
temperature condition)
Ambient temperature must be within normal operating
specifications ; see “Features and specifications” on page 3.
DASD Over Temperature
(level-critical; sensor for DASD1 reported
temperature over recommended range)
Ensure that the server is being properly cooled ; see “System
reliability guidelines” on page 12.
Power supply x Temperature Fault
(level-critical; power supply x had over
temperature condition)
1. Ensure that the server is being properly cooled; see “System
reliability guidelines” on page 12.
2. Replace power supply x .
System board is over recommended
temperature
(level-warning; system board is over
recommended temperature)
1. Ensure that the server is being properly cooled ; see “System
reliability guidelines” on page 12.
2. Replace the system board.
System board is under recommended
temperature
(level-warning; system board is under
recommended temperature)
Ambient temperature must be within normal operating
specifications ; see “Features and specifications” on page 3.
System over temperature for CPU x
(level-warning; CPU x reporting over
temperature condition)
Ensure that the server is being properly cooled; see “System
reliability guidelines” on page 12.
System under recommended CPU x
temperature (level-warning; system
reporting under temperature condition for
CPU x)
Ambient temperature must be within normal operating
specifications ; see “Features and specifications” on page 3.
Chapter 6. Symptom-to-FRU index
101