IBM MICRO TOWER 2169 - Manual (Page 87)

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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.
Printing failed. Make sure that the printer driver is
properly installed.
Refer to the service manual for the
printer.
Printer.
Printer cable.
System board.
Printer problems. Refer to the service manual for the
printer.
Joystick
Game port does not
respond or does
not work.
Connect a joystick to the game port,
then execute “Interactive Test/Joystick
test” in PC-Doctor diagnostics program.
System board.
Diagnostic Program
Diagnostics programs
cannot be
executed.
Reboot the system from the diagnostics
diskette.
Load default settings.
Diagnostics diskette.
Memory module.
System board.
Missing diagnostics
files(s). Diagnostics diskette.
Keyboard
Some or all keys on
keyboard do not
work.
“Keyboard“ on page 96.
Power Supply
Pressing power
switch cannot turn off
system.. (Only unplug
power cord from
electrical outlet can
turn off system.) Press and hold power button for 4 secs
to shut down.
Power switch cable assembly
"Power Supply" on page 99.
System board