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2 Troubleshooting Procedures
2.3 Power Supply Troubleshooting
START
A re the D C-IN
and Battery LEDs
lit?
Can you turn the
com puter on?
A re th e in ternal
power connections
secure?
END
Check Power Supply
Status (Procedure 1)
No
Yes
Check power supply
connections
(Procedure 3)
Run diagnostic
program
(Procedure 4)
Yes
No
Replace adaptor /
battery
(Procedure 2)
No
P erform intern al
connection check
(Procedure 5)
Replace system board
Yes
[CONFIDENTIAL]
Satellite L670/L675/ProL670 Series Maintenance Man
ual