IBM Aptiva Series - Page 69

2-16
Table 2- 2 Error Symptoms List
Error Symptoms Action/FRU
Note: To dia
g
nose a problem, first find the symptom, messa
g
e,
error code, or beeps in left column. If directed to a check
procedure, replace the FRU indicated in the check procedure. If no
check procedure is indicated, the first Action/FRU listed in ri
g
ht
column is the most likely cause.
CPU
Note: CPU fan should be operative normally and CPU clock
settin
g
should be exactly set to matched its speed requirement
before the any diagnose of CPU problems.
Processor fan does not run
when the power supply
fan runs.
With power-on, check the processor
fan connector FN1. See “System
Board Layout” on page 5-2.
Processor fan
System board
An error was detected
during the CPU Test.
Processor
System board
System
Note: Ensure memory modules are installed in pair before the any
diagnose of system problems.
Memory test failed. "Memory" on page 2-28.
System board
Incorrect memory size
shown or repeated
during POST.
“SIMM Configuration “ on page 5-16.
"Memory" on page 2-28.
Machine works but fails to
enter power savin
g
mode when the Standby
Mode or Suspend Mode
is set to [Enabled] in
BIOS Setup.
System board.
System han
g
s before
system boot.
“Index of Symptoms, Messa
g
es, Error
Codes, or Beeps” on page 2-7.
"Undetermined Problem" on page 2-45.