2 Troubleshooting Procedures

2.3Power Supply Troubleshooting

ST A R T

Check Power Supply Status

(Procedure 1)

Are the DC -IN and

 

 

 

No

Battery LEDs lit?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y

es

 

 

Replace adaptor / battery

(Procedure 2)

Check power supply

connections

(Procedure 3)

Can you turn the

 

 

 

 

 

 

Run diagnostic program

 

Y es

 

 

computer on?

 

 

 

(Procedure 4)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

No

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Are the internal power

 

 

 

 

 

 

Perform internal connection

 

 

No

 

 

 

check

connections secure?

 

 

 

 

 

 

 

 

 

 

(Procedure 5)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Y es

Replace system board

E N D

Figure 2-2 Power Supply Troubleshooting Process

Satellite A350D/A355D, SATEGO A350D, EQUIUM A350D Series Maintenance Manual

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Image 46
Toshiba Satellite A350D manual Power Supply Troubleshooting, ST a R T