Toshiba Satellite A660-BT3G25X Maintenance Manual page 7

2-17 BUTTON troubleshooting process....................................................................................... 41
2.18 Modem troubleshooting process .......................................................................................... 44
2.19 Express card troubleshooting process .................................................................................. 46
2.20 HDMI troubleshooting process ............................................................................................ 48
2.21 E-SATA troubleshooting process ........................................................................................ 50
2.22 Optical Drive Troubleshooting ............................................................................................ 52
Chapter 3 Tests and Diagnostics
3.1 The Diagnostic Test ............................................................................................................... 3
3.2 Executing the Diagnostic Test ............................................................................................... 4
3.3 Display Configuration ........................................................................................................... 8
3.4 Audio sound Test ................................................................................................................... 9
3.5 Fan ON/OFF Test ................................................................................................................... 9
3.6 Main Battery Charge Test .................................................................................................... 11
3.7 FDD Test .......................................................................................................................... ...11
3.8 Memory Check ..................................................................................................................... 14
3.9 Keyboard Test ...................................................................................................................... 14
3.10 Mouse (Pad) Test ................................................................................................................. 16
3.11 LCD Pixels Mode Test ......................................................................................................... 17
3.12 Magnetic switch Test ........................................................................................................... 18
3.13 LAN Test .............................................................................................................................. 20
3.14 RTC Test .............................................................................................................................. 23
3.15 BUTTON Test ...................................................................................................................... 24
3.16 1st HDDTest......................................................................................................................... 26
3.17 RDMI Test ........................................................................................................................... 27
3.18 WDMI Test .......................................................................................................................... 28
Satellite A660/ProA660 Series Maintenance Manual vii