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C
Troubleshooting
Appendix C - Troubleshooting
C.1 Troubleshooting Checklist
This chapter of the manual is designed to help you with prob-
lems that you may encounter with your personal computer. To
efficiently troubleshoot your system, treat each problem individu-
ally. This is to ensure an accurate diagnosis of the problem in
case a problem has multiple causes.
Some of the most common things to check when you encounter
problems while using your system are listed below.
1. The power switch of each peripheral device is turned on.
2. All cables and power cords are tightly connected.
3. The electrical outlet to which your peripheral devices are
4. The monitor is turned on.
5. The display's brightness and contrast controls are adjusted
6. All add-in boards in the expansion slots are seated securely.
7. Any add-in board you have installed is designed for your system
Monitor/Display
If the display screen remains dark after the system is turned on:
1. Make sure that the monitor's power switch is on.
2. Check that one end of the monitor's power cord is properly
3. Check that the video input cable is properly attached to the
4. Adjust the brightness of the display by turning the monitor's
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connected is working. Test the outlet by plugging in a lamp or
other electrical device.
properly.
and is set up correctly.
attached to the monitor and the other end is plugged into a
working AC outlet. If necessary, try another outlet.
monitor and the system's display adapter.
brightness control knob.
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