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Trouble Shooting Guide, Electrical
Trouble Shooting Guide, Electrical
Applicable for W380, Z555
Contents
1 General ........................................................................................................................... 2
2 Repair Actions for Manual Test Failures ............................................................... 3
2.1 Power On / Off................................................................................................. 3
2.2 Software Flash ................................................................................................ 3
2.3 Charging........................................................................................................... 3
2.4 Charging with USB ......................................................................................... 3
2.5 Hands-Free connection (PHF)...................................................................... 3
2.6 SIM.................................................................................................................... 3
2.7 Main Display .................................................................................................... 3
2.8 Sub Display...................................................................................................... 3
2.9 Display Illumination......................................................................................... 3
2.10 Flip Sensor....................................................................................................... 3
2.11 Main Keypad Illumination .............................................................................. 3
2.12 Main Keypad Keys.......................................................................................... 3
2.13 Side Keys ......................................................................................................... 3
2.14 Key Lock Switch (W380 ONLY).................................................................... 3
2.15 Touch Keys (W380 ONLY)............................................................................ 3
2.16 Vibrator ............................................................................................................. 3
2.17 Earphone (Receiver) ...................................................................................... 3
2.18 Polyphonic Speaker (rear speaker) ............................................................. 3
2.19 Microphone ...................................................................................................... 3
2.20 Real Time Clock.............................................................................................. 3
2.21 Camera............................................................................................................. 3
2.22 Gesture Control............................................................................................... 3
2.23 Bluetooth .......................................................................................................... 3
2.24 Memory Card Reader..................................................................................... 3
2.25 FM Radio.......................................................................................................... 3
3 Repair Actions for Go/No Go Test Failures .......................................................... 4
3.1 Network Connection ....................................................................................... 4
3.2 Other Failures.................................................................................................. 4
4 Repair Actions for Calibration Routine Failures.................................................. 4
5 Revision History........................................................................................................... 4
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