Compal JHL90 - 3. Power Supply Troubleshooting

JHL90 Service Manual
3. Power Supply Troubleshooting
START
Check Power Supply Status
(Procedure 1)
Replace adaptor / battery
(Procedure 2)
Are the DC-IN and
No
Battery LEDs lit?
No
No
Yes
Figure 6-2 Power Supply Troubleshooting Process
Yes
Yes
r supply
co
ocedure 4)
Are the internal
Check powe
nnections (Procedure 3)
Can you turn the
computer on?
Run diagnostic p
(Pr
rogram
p
ower connections
secure?
Perform internal connection
check (Procedure 5)
Replace system board
END
6-5