2.7 Display 2 Troubleshooting
Satellite/Satellite Pro/C850D/C855D/L850D/L855D Maintenance Manual 2-17
Procedure 3. If there is still an error, perform Check 3.
Check 3 The LCD module may be faulty. Replace it with a new one and return to
Procedure 3. If there is still an error, perform Check 4.
Check 4 The System board may be faulty. Replace it with a new one. If there is
still an error, perform Check 5.
Check 5 The memory may be defective. Replace the memory module with a new
one following the steps described in Chapter 4. If the problem persists,
perform Check 6.
Check 6 The CPU may be faulty. Replace it with a new one following the
instructions in Chapter 4.
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