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46 IBM Desktop System HMM
Incorrect memory size
shown or repeated during
POST.
1. Insert the memory
modules in the DIMM
sockets properly, then
reboot the system.
2. Memory module. See
“005 -” on page 65 to
replace memory module.
3. System board.
System works but fails to
enter power saving mode
when the Power
Management Mode is set to
[Enabled], and power
saving timer set in BIOS has
elapsed.
1. Enter Configuration/
Setup Utility and load
default settings.
2. In Windows 98, check
settings in Power
Management Property of
Control Panel.
3. Reload software from
Recovery CD.
System hangs before
system boot.
1. See “Index of Symptoms,
Messages, Error Codes,
or Beeps” on page 38.
2. See “Undetermined
Problems” on page 74
System hangs after system
boot.
1. Execute a system test
(“Diagnostics / All Tests”
in PC-Doctor diagnostics
program) and set it to
stop at “Halt on Error” to
see the potential cause of
the problem.
2. “Undetermined
Problems” on page 74.
Blinking cursor only; system
does not work.
1. See “Start” on page 33.
2. Diskette/IDE drive
connection/cables
3. Diskette/IDE disk drives
4. See “Undetermined
Problems” on page 74
5. System board
Diskette Drive
NOTE:
Ensure that the diskette drive is configured
correctly in Configuration/Setup Utility and its read/
write head is clean before diagnosing any diskette
drive problems.
Error Symptoms Action/FRU