Problem Solving 5-9
Specific Problems and Corrective Actions
This section provides possible solutions for the following specific problems:
!
Power LED does not light
!
No beep or incorrect beep pattern
!
No characters appear on screen
!
Characters on the screen appear distorted or incorrect
!
System cooling fan does not rotate
!
Diskette drive activity LED does not light
!
Hard disk drive activity LED does not light
!
CD-ROM drive activity LED does not light
!
Problems with application software
!
The startup prompt “Press <F2> key if you want to run Setup” does not appear on
the screen.
!
The bootable CD-ROM is not detected.
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.
!
Are there other problems with the system? If so, check the items listed under System
Cooling Fans Do Not Rotate.
Incorrect or No Beep Code
Check the following:
!
Is the speaker or buzzer operating?
If the system operates normally, but there was no beep, the speaker or buzzer may be
defective, contact your service representative for assistance.
Record the beep code emitted by POST, and see the “Messages and Beep Codes”
section found later in this chapter.
Summary of Contents for EXPRESS5800/120Lf
Page 1: ... U s e r s G u i d e EXPRESS5800 120Lf ...
Page 2: ...NEC ...
Page 3: ... U s e r s G u i d e EXPRESS5800 120Lf ...
Page 9: ...Contents vii ...
Page 10: ...viii Contents ...
Page 36: ...1 20 System Overview ...
Page 99: ...Upgrading Your System 4 13 Figure 4 9 Replacing the Real Time Clock Battery ...
Page 146: ...4 60 Upgrading Your System Figure 4 60 Installing a Power Supply ...
Page 170: ...5 24 Problem Solving ...
Page 171: ...A Technical Specifications Server Unit ...
Page 174: ...A 4 Technical Specifications ...
Page 175: ...B Connectors Overview External Device Connector Pin Information ...
Page 190: ...10 Glossary ...
Page 196: ...Index 4 ...
Page 197: ...xx ...
Page 198: ... 456 01575 N00 ...