Check Procedures 2-23
Table 2- 2 Error Symptoms List
Error Symptoms Action/FRU
Diagnostic Program
Dia
nostics pro
rams
cannot be executed.
Reboot the system from the bootable
Diagnostic diskette.
Diagnostic diskette
Memory module
System board
Missing diagnostic files(s). Diagnostic diskette.
Keyboard
Some or all keys on
keyboard do not work.
“Keyboard “on page 2-29.
Power Supply
System unit does not turn
off with power switch.
(System unit must be
unplu
ed from
electrical outlet to
completely turn off.)
JP20 should be set to “Software
shutdown enabled”. See “System
Board Layout” on page 5-2.
"Power Supply" on page 2-32.
Power switch cable assembly
System board
Software shutdown
feature is disappeared
but power supply can
be controlled by power
switch.
JP20 should be set to “Software
shutdown enabled”.. See “System
Board Layout” on page 5-2.
System board.
No system power, or fan
is not running.
"Power Supply" on page 2-32.
Power switch assembly.
Power supply.
System board.
Other Problems
Any other problem. "Undetermined Problem" on page 2-45.
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