Procedure 4 Replacement Check - Toshiba Satellite L640 Maintenance Manual
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Also See for Satellite L640:
- User manual (198 pages) ,
- Manual del usuario (227 pages) ,
- Resource manual (36 pages)
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Chapter 2 Troubleshooting Procedures
Procedure 4
Replacement Check
The power is supplied to the system board by the AC adapter. If either the AC adapter or the
system board was damaged, perform the following Checks.
To disasse
mble the computer, f
Procedures.
When AC adapter is connected;
Check 1
AC adapter may be faulty. Replace the AC adapter with a new one. If the problem
still occurs, perform Check 2.
Check 2
System board may be faulty. Replace the system board with a new one.
When AC adapter is not connected ;
(When driving with battery pack)
Check 1
Battery pack may be faulty. Replace it with a new one. If the problem still occurs,
perform Check 2.
Check 2
System board may be faulty. Replace it with a new one.
Satellite L600/L640/L645, Satellite Pro L600/Pro L640/Pro L645 Maintenance Manual (960-Q08)
ollow the steps described in Chapter 4, Replacement
- Quick Links:
- System Block Diagram
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