NEC IMAGE P100E Service Manual page 162

4-12 Troubleshooting and Repair
Table Section 4-3 Problems and Solutions
Problem Symptom
Diskette drive does Lamp on drive panel does not
not work light when diskette is loaded.
Hard disk Hard disk drive lamp does not
malfunction light but hard disk drive can be
accessed
Hard disk controller failure
message displayed.
Cannot access hard disk.
Memory Total memory is not recognized.
malfunction
Solution
1. Check power and signal cable
connections between diskette drive,
system board, and power supply.
2. Check diskette drive jumpers (see
Section 3).
3. Check power supply and replace
diskette cable.
4. Replace diskette drive.
5. Replace system board.
1. Check cable connections between
lamp and system board.
1. Check that the IDE port and hard
disk drives are enabled in setup.
1. Check signal and power connections
between hard disk, PCB, and power
supply.
2. Check drive jumper settings (refer to
Section 3).
3. Check power supply and replace
hard disk cable.
4. Replace hard disk.
5. Replace system board (or hard disk
controller PCB if system board is not
used).
1. Reseat SIMMs.
2. Systematically swap SIMMs.
3. Check to see if the SIMM
configuration is valid (see Section 3).
4. Replace SIMMs.
5. Replace system board.