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| The follows operation will cause the display shows No Signal or out of display area, and the screen will become bluescreen. |
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| Date:2009-7-1 14:54:25 |
The follows operation will cause the display shows "No Signal" or out of display area, and the screen will become bluescreen.
Problem analyze:
1. Client' s wrong operation, change the renovation frequency of system. (LCD is around 60-70Hz, and CRT is higher than 80Hz)\
2. Client installed other video software or picture software, and change the system' s renovation frequenecy.
3. Car Pc is effected by Virus, the display driver board lost, broken, and the renovation error etc.
Soltuions:
Step1:Power on, open the car pc, connect USB keyboard, when the screen shows logo, press F8 key to enter into safe mode.
Step2:Enter into safe mode, killing virus
Step3:After Step2, click the Control Panel on the Start Menu, then click Management tools , enter into it as the picture 1
Picture1:
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Click the Computer Management and enter into it as Picture 2
Picture2:
Click the Device Manager and enter into it as Picture 3
Picture3:
Click the graphic card and shut down it as Picture 4.
Picture4:
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