2 Troubleshooting Procedures
PORTEGE M700/M750 Maintenance Manual (960-661) [CONFIDENTIAL] 2-53
Check 3 The web camera/digitizer/fingerprint sensor /sw board cable may be damaged.
Replace it with a new one following the instructions in Chapter 4, Replacement
Procedures. If the problem still exists, perform Check 4.
Check 4 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4, Replacement Procedures.