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Problem Solving 5-11
Table 5-1. POST Error Codes and Messages
Code Error message Description
0710 WARNING: CPU with error taken Off-line. A CPU error was detected and the CPU is
being degraded.
0718 ERROR: Forced to use CPU with error. A CPU error was detected.
0720 WARNING: DIMM groups have been disabled. A memory error was detected and memory
is being degraded.
0728 ERROR - DIMM group with error is enabled. A memory error was detected.
0B00 Keyboard controller error A keyboard controller error was detected.
0B01 Keyboard Error A keyboard error was detected.
0B02 System cache error - Cache disabled A CPU cache error was detected.
0B03 System battery is dead - Replace and run
SETUP
NvRAM battery is worn out.
0B04 System CMOS checksum bad - run SETUP Start the Setup utility to correctly set the
CMOS.
0B05 Monitor type does not match CMOS - run
SETUP
The connected display unit does not match
the internal setting.
0B06 Stuck Key A key is continuously pressed.
0B07 System timer error A system timer error was detected.
0B08 Real time clock error A realtime clock error was detected.
0B09 Previous boot incomplete - default
configuration used (xx)
Previous boot was not terminated normally.
0B0A Keyboard Locked - Unlock key switch Keyboard is locked.
0B0B Diskette drive A error An error was detected on the floppy disk
drive A.
0B0D address conflict An error was detected on the standard
device and/or extended board.
0B0E combination not supported An error was detected on the standard
device and/or extended board.
0B0F IO device IRQ conflict IRQs of I/O devices do not match.
0B14 System RAM failed A memory error was detected.
0B15 Shadow RAM failed A memory error was detected.