Toshiba Satellite A70 - Figure 2-2 Power Supply Troubleshooting Process

2.3 Power Supply Troubleshooting 2 Troubleshooting Procedures
2.3 Power Supply Troubleshooting
START
Are the DC-IN and
Battery LEDs lit?
Can you turn the
computer on?
Are the internal 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
Perform internal connection
check
(Procedure 5)
Replace system board
Yes
Figure 2-2 Power Supply Troubleshooting Process
Satellite A70 Series Maintenance Manual 2-7