IBM Types 2193, Hardware Maintenance Manual

Page: 87 / 198

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Table 2-3 Error Symptoms List
Error Symptoms Action/FRU
NOTE: To diagnose a problem, first find the error symptom
in the 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 right column is the
most likely cause.
Keyboard
Some or all keys on
keyboard do not
work.
“Keyboard” on page 85.
Power Supply
Pressing power
switch cannot turn off
system.. (Only unplug
power cord from
electrical outlet can
turn off system.) See ”Power Management Setup” on
page 47.
Power switch cable assembly
"Power Supply" on page 88.
System board
Pressing power
switch cannot turn
on system..
Check the voltage selector on the
power supply if it is off.
Power switch cable assembly.
Executing software
shutdown from
Windows 98 Start
menu cannot turn
off system. (Only
pressing power
switch can force
system to turn off).
Load default settings.
Reload software from Recovery CD.
No system power, or
power supply fan is
not running.
"Power Supply" on page 88.
System board.
Other Problems
Any other problems. “Undetermined Problems” on page 93.