Toshiba Satellite A660-BT3G25X Maintenance Manual - Page 103

2Troubleshooting Procedures Figure 2-24 3D sensor troubleshooting process The operation or system board may be the reason of 3D sensor fault. Either of these two may be damaged. To determine if the computer's 3D is functioning properly, perform the following procedures. Figure 2-24 outlines the process. Start with Procedure 1 and continue with the other procedures as instructed. Procedure 1: Diagnostic test Procedure 2: Replacement check Procedure 1 Diagnostic test Run the functioning Program on Windows model, which will display the 3D test result. If tests and diagnostics result abnormal go to Procedure 2. If an error is not located, the 3D functioning is properly. 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. SatelliteA660/ProA660 Series Maintenance Manual 69