Sony C2104 Troubleshooting Manual
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Sony C2104 Troubleshooting Manual

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Troubleshooting Guide
- mechanical -
C2104,C2105,S36h
1273-2281 Rev2
©
Sony Mobile Communications AB – Company Internal

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  • Page 1 Troubleshooting Guide - mechanical - C2104,C2105,S36h 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal...

  • Page 2: Table Of Contents

    1.16.1 Ambient Light Sensor ................29 1.17 Proximity Switch ................30 1.17.1 Proximity Switch ..................30 1.18 Real Time Clock ................. 31 1.18.1 Real Time Clock test fails ................. 31 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 2(48)
  • Page 3 1.31.1 Data transfer via System Connector fails ..........47 Revision History ................48 Note: In C2104/C2105/S36h product, whenever replacing Front Housing LCM TP Assembly or Board swap after repair, it is mandatory to Calibrate the Touch Panel/ Proximity sensor/Light sensor (1275-0758 Trouble Shooting Application – mechanical).

  • Page 4: Problem Areas

    3. If damaged – Replace Main PBA. Check: Inspect the on/off key. Action: 1. Refer to section 1.2.3 ‘Key On/Off’. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 4(48)

  • Page 5: Keys

    If dirty – clean it. Check: Inspect the volume key switch on Main PBA. Action: 1. If dirty – clean them. 2. If the volume key is damaged – replace the Battery Cover. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 5(48)

  • Page 6: On/Off Key

    Inspect the external area of the on/off key. Action: If dirty – clean it. Check: Inspect the on/off key on Middle Frame Assembly. Action: 1. If dirty or stuck – clean and reassemble it. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 6(48)
  • Page 7 2. If the Side FPC is defective, replace the Front Housing LCM TP Assembly. 3. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 7(48)

  • Page 8: Camera Key

    2. If the Camera key is damaged – replace the Battery Cover. Check: Inspect the Camera key dome on Side FPC. Action: 1. If dirty or oxidized – clean it. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 8(48)
  • Page 9 2. If the Side FPC is defective, replace the Front Housing LCM TP Assembly. 3. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 9(48)

  • Page 10: Touch Screen

    3. If the touch screen or the TP FPC is damaged – replace the Front Housing LCM TP Assembly. 4. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 10(48)

  • Page 11: Display

    3. If the display or the LCM FPC is damaged – replace the Front Housing LCM TP Assembly 4. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 11(48)

  • Page 12: Led/Illumination

    Inspect the LED on the Sub PBA Assembly and the Front Housing LCM TP Assembly Action: 1. If dirty or clogged – clean them. 2. If the Sub PBA Assembly is damaged – replace it. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 12(48)
  • Page 13 3. If the Side key FPC is defective, replace the Front Housing LCM TP Assembly. 4. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 13(48)

  • Page 14: Speaker

    Inspect the mesh of the Loudspeaker on the Middle Frame Assembly. Action: 1. If dirty – clean it. 2. If the mesh is damaged – replace the Middle Frame Assembly. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 14(48)
  • Page 15 2. If dirty or oxidized – clean it. 3. If the pads or the BtB connector of the Sub PBA Assembly is damaged – replace the Sub PBA Assembly. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 15(48)
  • Page 16 3. If the Side key FPC is defective, replace the Front Housing LCM TP Assembly. 4. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 16(48)

  • Page 17: Earphone

    Inspect the Receiver’s pins and the contact pins on the main PBA. Action: 1. If dirty – clean them. 2. If the pins of the Receiver are damaged – replace the Receiver. 3. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 17(48)

  • Page 18: Microphone

    Inspect the BtB connectors of Side Key FPC on both Sub PBA Assembly and Main PBA. Action: 1. If not properly connected – disconnect and reconnect. 2. If dirty or oxidized – clean it. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 18(48)
  • Page 19 3. If the Side key FPC is defective, replace the Front Housing LCM TP Assembly. 4. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 19(48)

  • Page 20: Secondary Microphone

    1. If dirty or direction wrong – clean and reassemble it. 2. If the rubber is damaged – replace it. Check: Inspect the 2 MIC on Main PBA. Action: 1. If defective or damaged, replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 20(48)

  • Page 21: Vibrator

    4. If the Side key FPC is defective, replace the Front Housing LCM TP Assembly. 5. Replace Main PBA. Note: Calibrate the Touch Panel/P-sensor/L-sensor 1275-0758 Trouble Shooting Application – mechanical. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 21(48)

  • Page 22: Camera

    1. If not properly connected – disconnect and reconnect. 2. If dirty or oxidized – clean it. Check: Inspect the Main Camera. Action: 1. If the Main Camera is damaged – replace it. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 22(48)

  • Page 23: Secondary Camera

    PL Sensor on the Front Housing LCM TP Assembly Action: 1. If dirty or clogged – clean them. 2. If the Rubber PL Sensor is damaged – replace it. 3. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 23(48)

  • Page 24: Flash Led

    2. If the flash LED window scratched or damaged – replace the Middle Frame Assembly. Check: Inspect the flash LED on the main PBA. Action: 1. If dirty or clogged – clean it. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 24(48)

  • Page 25: Bluetooth And Wlan

    1. If dirty or oxidized – clean the pads and pins. 2. If defective or damaged – replace the Middle Frame Assembly. 3. If the pins are damaged – replace Main PBA 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 25(48)

  • Page 26: Gps

    1. If dirty or oxidized – clean the pads and pins. 2. If defective or damaged – replace the Middle Frame Assembly. 3. If the pins are damaged – replace Main PBA 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 26(48)

  • Page 27: Compass

    Troubleshooting Guide (mech) Problem Areas 1.14 Compass 1.14.1 Compass fails Action: Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 27(48)

  • Page 28: Accelerometer

    Troubleshooting Guide (mech) Problem Areas 1.15 Accelerometer 1.15.1 Accelerometer test fails Action: Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 28(48)

  • Page 29: Ambient Light Sensor

    Rubber PL Sensor on the Front Housing LCM TP Assembly Action: 1. If dirty or clogged – clean them. 2. If the Rubber PL Sensor is damaged – replace it. 3. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 29(48)

  • Page 30: Proximity Switch

    Rubber PL Sensor on the Front Housing LCM TP Assembly Action: 1. If dirty or clogged – clean them. 2. If the Rubber PL Sensor is damaged – replace it. 3. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 30(48)

  • Page 31: Real Time Clock

    Troubleshooting Guide (mech) Problem Areas 1.18 Real Time Clock 1.18.1 Real Time Clock test fails Action: Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 31(48)

  • Page 32: Total Call Time

    Troubleshooting Guide (mech) Problem Areas 1.19 Total call time 1.19.1 Total call time fails Action: Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 32(48)

  • Page 33: External Memory

    If dirty or clogged – clean the external port. Check: Inspect the memory card holder on Main PBA. Action: 1. If dirty or clogged – clean the holder. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 33(48)

  • Page 34: Security

    Troubleshooting Guide (mech) Problem Areas 1.21 Security 1.21.1 Security fails Action: Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 34(48)

  • Page 35: Fm Radio

    If dirty or oxidized – clean it. Check: Inspect the audio jack on the main PBA. Action: 1. If dirty or oxidized – clean it. 2. If damaged – Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 35(48)

  • Page 36: Battery Test

    1. If dirty or oxidized – clean the contact pins. 2. If adhesive is detected on the contact pins, use an eraser to gently rub off the adhesive. 3. If damaged – Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 36(48)

  • Page 37: Verify Certificates

    Troubleshooting Guide (mech) Problem Areas 1.24 Verify Certificates 1.24.1 Verify certificates fails Action: Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 37(48)

  • Page 38: Nfc Test

    Check: Inspect the pins of NFC Antenna through Middle Frame Assembly. Action: 1. If dirty or oxidized – clean the contact pins. 2. If damaged – Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 38(48)

  • Page 39: Rx Diversity Test

    Inspect the RX Diversity Cable on Middle Frame Assembly. Action: 1. If damaged, replace the Middle Frame Assembly. Check: Inspect the RX Diversity Connector on Main PBA. Action: 1. If damaged, replace the Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 39(48)

  • Page 40: Network & Signal

    1. If dirty or oxidized – clean the pads and pins. 2. If damaged, replace the Middle Frame Assembly. Check: Inspect the pins and connector on Sub PBA Assembly. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 40(48)
  • Page 41 2. If damaged, replace the RF Cable. Check: Inspect the connector on Main PBA. Action: 1. If not properly connected – disconnect and reconnect. 2. If damaged, Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 41(48)

  • Page 42: Sim

    SIM card can be properly inserted. Action: If dirty or clogged – clean the external port. Check: Inspect the SIM card holder on Main PBA. Action: If damaged, Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 42(48)

  • Page 43: Incorrect Sim-Card Adapter

    Check whether the phone is locked to a particular operator and whether the correct operator SIM is being used. Action: 1. Use a proper operator SIM or test SIM. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 43(48)

  • Page 44: Charging

    Check: Inspect the USB connector. Action: If dirty or oxidized – clean the connector. Check: Inspect the USB connector. Action: If dirty or oxidized – clean the connector. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 44(48)
  • Page 45 Troubleshooting Guide (mech) Problem Areas Check: Inspect the USB connector on the main PBA. Action: 1. If dirty or oxidized – clean the connector. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 45(48)

  • Page 46: Handsfree By Wire

    If dirty or oxidized – clean the connector. Check: Inspect the audio jack on the main PBA. Action: 1. If dirty or oxidized – clean it. 2. If damaged – Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 46(48)

  • Page 47: Data Communication

    If dirty or oxidized – clean the connector. Check: Inspect the USB connector on the main PBA. Action: 1. If dirty or oxidized – clean the connector. 2. Replace Main PBA. 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 47(48)

  • Page 48: Revision History

    Troubleshooting Guide (mech) Revision History Rev. Date Changes / Comments 2013-04-16 Initial release 2013-04-24 Update document footer and chapter 1.27 1273-2281 Rev2 © Sony Mobile Communications AB – Company Internal 48(48)

This manual is also suitable for:

C2105S36h

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