IBM BladeCenter JS21 Types 8844 Service Manual page 88

SRN FFC
651-161 2E2
651-162 2E1
651-163 E19
651-169
651-170
651-171
651-600
651-601
651-602 2C7
651-603 2C6
2C7
651-605 2C6
651-608 D01
651-609 D01
651-610 210
651-611 210
651-612 D01
651-613 D01
651-614 214
651-615 292
651-619
651-621 2C6
651-623 2C6
651-624 214
651-625 214
651-626 214
651-627 214
651-628 210
651-629 210
72
BladeCenter JS21 Types 7988 and 8844: Problem Determination and Service Guide
Description and action
Sensor indicates a voltage is outside the normal range. Action: Go to "Performing the
checkout procedure" on page 106.
Sensor indicates an abnormally high internal temperature. Action: Make sure that:
1. The room ambient temperature is within the system operating environment.
2. There is unrestricted air flow around the system.
3. There are no fan or blower failures in the BladeCenter unit.
If the problem remains, check the management module event log for possible causes
of overheating.
Sensor indicates a power supply has failed. Action: Contact your support person.
Sensor indicates a FRU has failed. Action: Contact your support person.
Sensor status not available. Action: Contact your support person.
Sensor status not available Action: Contact your support person.
Uncorrectable memory or unsupported memory. Action: Examine the memory
modules and determine if they are supported types. If the modules are supported,
then replace the appropriate memory modules.
Missing or bad memory. Action: If the installed memory matches the reported memory
size, then replace the memory; otherwise, add the missing memory.
Failed memory module. Action: Go to "Performing the checkout procedure" on page
106.
Failed memory module. Action: Go to "Performing the checkout procedure" on page
106.
Memory module has no matched pair. Action: The most probable failure is the
memory module paired with the memory module identified by the location code.
Bad L2 cache.
Missing L2 cache.
CPU internal error.
CPU internal cache controller error.
External cache ECC single-bit error.
External cache ECC single-bit error.
System bus time-out error.
Time-out error waiting for I/O.
Error log analysis indicates an error detected by the CPU. Action: Use failing function
codes and the physical location codes from the diagnostic problem report screen to
determine the FRUs.
ECC correctable error Action: Go to "Performing the checkout procedure" on page
106.
Correctable error threshold exceeded Action: Go to "Performing the checkout
procedure" on page 106.
Memory control subsystem internal error.
Memory address error (invalid address or access attempt).
Memory data error (bad data going to memory).
System bus time-out error.
System bus protocol/transfer error.
Error log analysis indicates an error detected by the memory controller. Action: Go to
"Performing the checkout procedure" on page 106.