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Problem
Symptom
Operating system
System halts during loading
does not boot
sequence.
(cont'd)
Diskette drive
Lamp on drive panel does not
does not work
light when diskette is loaded.
Hard drive
Hard drive lamp does not light
malfunction
but hard drive can be
accessed.
Hard drive controller failure
message displayed.
Cannot access hard drive.
Memory
Total memory not recognized.
malfunction
Problems and Solutions
Solution
1.
Power the system off. Check for proper
jumper settings (see Section 2), then power-on the
system.
2.
Check the condition of the selected bootload
device (diskette, disc, or hard disk) for bad boot
track or incorrect OS files.
3.
Try booting OS from diskette or disc, or
recopy OS files onto hard disk.
4.
Verify correct hard disk is selected.
1.
Check power and signal cable connections
between diskette drive and power supply.
2.
Check diskette drive cable. Replace as
necessary.
3.
Check power supply.
4.
Replace diskette drive.
5.
Replace system board.
1.
Check cable connections between lamp and
system board.
1.
Check that the IDE channel and hard drive are
enabled in Setup (see Section 2).
1.
Check signal/power cable connections
between hard drive, system board, power supply.
2.
Reseat all hard drive cable connectors.
3.
Check hard drive jumper settings.
4.
Check power supply.
5.
Check hard drive cable and hard drive.
Replace as necessary.
6.
Replace system board.
1.
Reseat DIMMs.
2.
Systematically swap DIMMs.
3.
Check to see if DIMM configuration is valid
(see Section 4).
4.
Replace DIMMs.
5.
Replace system board.
Troubleshooting 7-7
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