IBM NetVista Hardware Maintenance Manual page 86

Error Symptoms
Display problem not listed
above (including blank or
illegible monitor).
NOTE: Execute "Load BIOS Default Settings" in
Configuration/Setup Utility to confirm ports' presence
before diagnosing any parallel/serial ports problems.
Serial or parallel port loop-
back test failed.
Printing failed.
Printer problems.
Game port does not
respond or does not work.
Diagnostics programs
cannot be executed.
Missing diagnostics file(s).
Some or all keys on
keyboard do not work.
52 IBM Desktop System HMM
1. "Monitor" on page 72.
2. Load default settings
3. System board
Parallel/Serial Ports
1. Make sure that the LPT#
2. Loop-back.
3. System board.
1. Ensure that the printer
2. Refer to the service
3. Printer
4. Printer cable.
5. System board.
1. Refer to the service
Joystick
1. Connect a joystick to the
2. System board.
Diagnostic Program
1. Reboot the system from
2. Load default settings.
3. Diagnostics diskette.
4. Memory module.
5. System board.
1. Diagnostics diskette.
Keyboard
1. "Keyboard" on page 66.
Action/FRU
(if screen is readable).
or COM# you test is the
same as is set in
Configuration/Setup
Utility
driver is properly
installed.
manual for the printer.
manual for the printer.
game port, then execute
"Interactive Test/Joystick"
test in PC-Doctor
diagnostics program.
the diagnostics diskette.