NEC Versa LX, Инструкция по обслуживанию и справочник

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Troubleshooting 7-3
Quick Troubleshooting
Problem Corrective Action
Hard disk drive malfunction Check if hard disk drive is set properly on CMOS
Setup.
Check the drive connections.
Check if the disk drive is good.
Replace the CPU board or main board.
Memory malfunction Check if the memory module is inserted properly.
Replace the memory module.
Replace the CPU board.
External keyboard or PS/2 mouse does
not work Check if keyboard or mouse is connected
properly. Check Y adapter if it is being used.
Power off system first before plugging in the
device.
Replace the keyboard or mouse.
Replace the CPU board or main board.
Serial device does not work Check if device 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.
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 main board.
NEC VersaGlide does not work Check if PS/2 or Alps mouse driver is properly
installed.
Check VersaGlide cable inside the system if it is
inserted properly.
Clean VersaGlide surface.
Check the keyboard controller chip for any cold
or loose soldering.
Replace the main board.