Satellite P750/P755 Maintenance Manual vii
Chapter 2 Troubleshooting Procedures
2.1 Troubleshooting Introduction ...................................................................................... 3
2.2 Troubleshooting Flowchart ……………………………………………………………4
2.3 Power Supply Troubleshooting ……………………………………………………….9
2.4 Display Troubleshooting ..............................................................................................14
2.5 Keyboard Troubleshooting.......................................................................................... 17
2.6 External USB Devices Troubleshooting ......................................................................19
2.7 TV-tuner Troubleshooting ...........................................................................................21
2.8 TouchPad Troubleshooting ..........................................................................................22
2.9 Speaker Troubleshooting .............................................................................................25
2.10 Optical drive troubleshooting ......................................................................................27
2.11 Wireless LAN Troubleshooting ........................................................................................ 30
2.12 Camera Troubleshooting…………………………………………… ……………….32
2.13 Bluetooth Troubleshooting…………………...…………………………….……….. 34
2.14 Bridge Media slot Troubleshooting……………………………………………..……36
2.15 HDD/SSD Troubleshooting……………………………………………..……………38
2.16 CRT failure Troubleshooting ……………………………………………………….. 40
2.17 HDMI CEC Troubleshooting ………………………………………………………...42
2.18 MIC Troubleshooting ………………………………………………………………. 44
2.19 Finger print Troubleshooting ……………………………………………………….46
2.20 USB Troubleshooting …………………………………...………………………….48
2.21 Felica Troubleshooting ………………………….………………………………….. 50
2.22 3D sensor troubleshooting process …………………………………………………..52
2.23 Sleep & charge Troubleshooting……………………………………………………..54
2.24 CIR Troubleshooting…………………………………………………………………56
2.25 Sleep & Play music Troubleshooting……………………………………………...…58
2.26 Wimax Troubleshooting ..............................................................................................60
2.27 LAN Troubleshooting………………………………………………...………………62
2.28 3G Troubleshooting…………………………………………………………………..64
2.29 JET Troubleshooting……………………………………………………………...…..67
2.30 Ambient Light sensor Troubleshooting ……………….…………...………………69
2.31 Battery Troubleshooting………………………………………………..………...…..71
2.32 LED Troubleshooting ……………….……………………...……...………………73
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