Toshiba L645D Personal Computer User Manual


 
Chapter 2 Troubleshooting Procedures
Satellite L600D/L640D/L645D, Satellite Pro L600D/Pro L640D/Pro L645D Maintenance Manual (960-Q08)
Procedure 3 Replacement Check
Check 1 CRT cable may be faulty. Replace CRT cable with a new one following the
instructions in Chapter 4--Replacement Procedure, and then test again. If the
problem still occurs, perform Check 2.
Check 2 CRT board may be faulty. Replace CRT board with a new one following the
instructions in Chapter 4, Replacement Procedure, and then test again. If the
problem still occurs, perform Check 3.
Check 3 System board may be faulty. Replace it with a new one following the instructions
in Chapter 4, Replacement Procedure.