Fault Detail: Nokia 6120c Blue Display When We Turn On Mobile Problem, Blue Light On Screen Problem
  1. Solution: Blue light problem creates due to bad connection of lcd or diaplay ic problem. We can solve this problem in simple steps,.
  2. Check Lcd and lcd jeck points
  3. Clean motherboard with ctc and dry with heat gun 
  4. Observe diagram and follow the instructions as given in diagram

check these components
Nokia 6120 classic blue screen problem solution diagram 

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