2 Troubleshooting Procedures
Satellite A660/A665 Series Maintenance Manual
9
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
The power supply controls many functions and components. To determine if the power
supply is functioning properly, start with Procedure 1 and continue with the other Procedures
as instructed. The flowchart in Figure 2-2 gives a summary of the process. The procedures
Summary of Contents for Satellite P755 Series
Page 22: ...Chapter 2 Troubleshooting Procedures ...
Page 23: ......
Page 87: ...2Troubleshooting Procedures Satellite A660 A665 Series Maintenance Manual 64 ...
Page 99: ...Chapter 3 Tests and Diagnostics ...
Page 112: ...3 Tests and Diagnostics Satellite A660 A665 Series Maintenance Manual 13 ...
Page 136: ...3 Tests and Diagnostics Satellite A660 A665 Series Maintenance Manual 37 ...
Page 152: ...Chapter 4 Replacement Procedures ...
Page 159: ......