• Sunday, February 9, 2014

      Nokia E5 Display Light Jumper Ways



      Troubleshooting hints on Nokia E5 LCD display light problem:
      1. First try to replace the LCD screen display module.
      2. Check the LCD pin connector, clean, re-solder it if necessary.
      3. Check/read the VBAT voltage across the inductor coil, check the inductor coil too, replace if found damaged.
      4. Trace the connection line paths of VLED-, VLED+ and the switching line.
      5. Check/ replace the resistors near the LED driver IC.
      6. Rehot, rework or replace the LED driver IC.


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