Toshiba NB255 Laptop User Manual


 
432 Troubleshooting Procedures
NB200 Series Maintenance Manual
43
Procedure 2 Replacement check
Disassemble the computer following the steps described in Chapter 4, Replacement
Procedures, and perform the following checks.
Check 1 Make sure that 3D sensor test operation is correct, go to Check 2.
Check 2 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.