Specific Problems And Corrective Actions; Power Led Does Not Light - NEC EXPRESS5800/120Rc-2 Service Manual

Specific Problems and Corrective Actions

This section provides possible solutions for the following specific problems:

Power LED does not light

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No beep or incorrect beep pattern
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No characters appear on screen
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Characters on the screen appear distorted or incorrect
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System cooling fan does not rotate
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Diskette drive activity LED does not light
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Hard disk drive activity LED does not light
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CD-ROM drive activity LED does not light
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Problems with application software
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The startup prompt "Press <F2> key if you want to run Setup" does not appear on
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the screen.
The bootable CD-ROM is not detected.
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Try the solutions in the order given. If you cannot correct the problem, contact your
service representative for assistance.
Power LED Does Not Light
Check the following:
Is the system operating normally? If so, the power LED is probably defective.
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Are there other problems with the system? If so, check the items listed under System
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Cooling Fans Do Not Rotate.
Problem Solving 5-9