NEC VERSA DOCK - SERVICE, Руководство по обслуживанию

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Troubleshooting 7-3
External keyboard or PS/2
mouse doesn’t work Check if keyboard or mouse is connected properly.
Power off system first before plugging in the device.
Replace the keyboard or mouse.
Replace the CPU board or 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 I/O board.
NEC VersaGlide doesn’t 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 CPU 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.
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.
Notebook will not dock/undock Check PnP operating system.
Adjust docking tray height to proper level.
Reset keylock.
Fan will not come on Get updated BIOS.