IBM BladeCenter HS21 Series Problem Determination And Service Manual page 53

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, Types 1885 and 8853," on page 73 to determine which components are CRUs
and which components are FRUs.
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Error code Description
00151720 Parity Error Detected on Processor bus.
00151730 CRC Error
00151801 Running from Mirrored Memory Image
01295085 ECC checking hardware test failed
012980xx The BIOS does not support the Processor
Pxx
012981xx Unable to apply the Microcode Update for
Processor xx
I9990303 No Boot devices found
Action
1. Reseat the following components:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only)
Microprocessor 2
2. Replace the following components one at a time,
in the order shown, restarting the blade server
each time:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only)
Microprocessor 2
c. (Trained service technician only) System
board assembly
Reseat all memory DIMMs
1. Reseat DIMM. See error code 00151500 to
determine which DIMM to reseat or replace.
2. Replace DIMM. See error code 00151500 to
determine which DIMM to reseat or replace.
1. Reseat the following components:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only)
Microprocessor 2
2. Replace the following components, one at a time,
in the order shown, restarting the blade server
each time:
a. (Trained service technician only)
Microprocessor 1
b. (Trained service technician only)
Microprocessor 2
c. (Trained service technician only) System
board assembly
1. Make sure that the microprocessor xx is
supported.
2. Update blade server firmware.
1. Make sure that microprocessor xx is supported.
2. Replace microprocessor xx.
Install operating system to hard disk drive.
37
Chapter 2. Diagnostics