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Message Action
Failure reading I2C device. Check devices on bus 9.
1. Reseat DIMMs 5, 6, 7l, and 8
2. Replace DIMMs 5, 6, 7l, and 8
3. Replace memory card
4. Replace System Board
Failure reading I2C device. Check devices on bus 9.
1. Reseat DIMMs 9, 10, 11, and 12
2. Replace DIMMs 9, 10, 11, and 12
3. Replace memory card
4. Replace System Board
Failure reading I2C device. Check devices on bus 9.
1. Reseat DIMMs 13, 14, 15, and 16
2. Replace DIMMs 13, 14, 15, and 16
3. Replace memory card
4. Replace System Board
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 powered-on
before you power-on the server.
2. 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. The last device in each SCSI chain is terminated
correctly.
5. The SCSI devices are configured correctly.
Temperature error messages
Message Action
DASD ″X″ Over Temperature
(level-critical; Direct Access Storage Device bay ″X″
was over temperature)
1. Ensure system is being properly cooled; see
“Temperature checkout” on page 23
DASD Over recommended Temperature
(sensor X) (level-warning; the DASD backplane had
an over temperature condition)
1. Ensure system is being properly cooled; see
“Temperature checkout” on page 23
DASD under recommended temperature
(sensor X) (level-warning; the DASD backplane had
an under temperature condition)
1. Ambient temperature must be within normal
operating specifications; (see “Features and
specifications” on page 3).
CPU ″X″ over recommended temperature
(level-critical; temperature of CPU ″X″ reached critical
level)
1. Ensure system is being properly cooled; see
“Temperature checkout” on page 23
2. Replace CPU ″X″.
118 IBM xSeries 350 Type 8682: Hardware Maintenance Manual