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5-10 Troubleshooting and Repair
Table 5-5 Quick Troubleshooting (cont’d)
Problem Corrective Actions
System halts during boot sequence Check condition of selected bootload device
(diskette or hard disk) for bad boot track or
incorrect OS files.
Tr
y
bootin
g
from a new bootable diskette and
recopy or repartition hard disk.
Check for an
y
BIOS error messa
g
es on the
display screen.
Replace the system board.
I/O processing malfunctions Check the connections of all internal devices.
Replace the system board.
Diskette drive does not work Check if the diskette drive cable is connected
properly.
Check the diskette type if correct and not faulty.
Replace the diskette drive.
Replace the system board.
Hard disk drive malfunction Check if hard disk drive is set properl
y
on CMOS
SETUP.
Check the drive cables and connections.
Check if the disk drive is good.
Replace the system board.
Memory malfunction Check if the memory module is inserted properly.
Replace the memory module.
Replace the system board.
External ke
y
board or PS/2 mouse
doesn’t work
Check if ke
y
board or mouse are connected
properl
y
. Check Y-cable if it is bein
g
used. Power
off system first before plugging in the device.
Replace the keyboard or mouse.
Replace the system board.
SOLD BY laptopia2005 DO NOT RESELL!!
SOLD BY laptopia2005 DO NOT RESELL!!