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Configuration Testing and Troubleshooting
Screen Item
CPU
CMOS RAM
Cause of Failure
Motherboard problem
a. Battery backup problem
b. Motherboard problem
ROM Checksum
a. ROM failure --replace ROM
Memory Refresh
DMA Controllers
Interrupt Controller
Keyboard
Dedicated memory
Base memory
Extended memory
Total memory
Clock/Calendar
Floppy disks
b. Motherboard problem
Motherboard problem
Motherboard problem
Motherboard problem
a. Pressed key while booting - reboot system
b. Keyboard not plugged in
c. Keyboard bad - replace keyboard
d. Motherboard problem
If not 0384 kB,
a. Memory problem - replace memory
b. Motherboard problem
If not 0640 kB,
a. Memory problem - replace memory
b. Motherboard problem
If not 3072 kB or more,
a. Memory problem - replace memory
b. Motherboard problem
a. Memory problem - replace memory
b. Motherboard problem
Motherboard problem
a. Poor connection
b. Bad drive
c. Bad controller
d. Motherboard problem
Hard disks
a. Poor connection
b. Bad drive
c. Bad controller
d. Motherboard problem
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