Troubleshooting 3-3
Table 3-1 Quick Troubleshooting (cont’d)
Problem
Corrective Actions
PC card does not work
Check the PC card driver installation for any IRQ
or I/O address conflict.
Check if the PC card is inserted properly and all
connections are set.
If the PC card is a Type II card, install it in the
system’s other PC card slot.
Replace the PC card.
Replace the I/O board.
NEC VersaGlide doesn’t work
Check if PS/2 or Logitech mouse driver is
properly installed.
Check VersaGlide cable inside the system if it is
inserted properly.
Remove VersaGlide and clean it.
Check the keyboard controller chip for any cold
or loose soldering.
Replace the CPU board.
Serial device does not work
Check if mouse driver is installed properly.
Check if serial device is connected properly.
Check the device drive installation for any IRQ
or I/O address conflict.
Replace serial device.
Check the I/O controller chip on the main board
for any cold or loose soldering.
Replace the I/O board.
Parallel device does not work
Check all connections.
Check if external device is turned on.
Check the device drive installation for any IRQ
or I/O address conflict.
Test another parallel device.
Check I/O controller chip on the main board for
any cold or loosed soldering.
Replace the I/O board.
