Lowers

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NOKIA N70 WHITE SCREEN PROBLEM HAVE 3 TYPES
  1. LCD DAMAGED
  2. LCD EMIF(LCD IC) Damaged
  3. Swith Mode Power Supply (S.M.P.S) Damaged (PHONE HANG)
1:--
First We Discuss -White Screen, But Phone Can Make and Receve Calls
I Dont Discuss about LCD DAMAGED Bacause Avery One Use This Fourm Know Replease LCD.


2:--

Q:-If you Ripleased LCD But still white screen???

A:-One Of Or both LCD EMIF Is Damaged
Q:-What Is EMIF
A:-It is a filtor
Q:What I Can Do
A:-DO THIS


You Need Digital multimetor with diode function (It is Eazy)
n701b.jpg

n702t.jpg



ALL GREEN AND YELLOW Pins OK -> Change LCD
One or many GREEN AND YELLOW Pins Disconnected -> Change Damaged IC (IDENTIFY Dannaged IC Before change)

n703f.jpg

You Can Use Jumper Solutions but it waste time
n704.jpg

You Can Do This, Don't Afraid. If You Afraid Do This, Frist Do This For Death Phone , Like 1110 keypad IC......Change.It.

3:--White Screen Cant turn off Phone Hang
It has Eazy Solution
DO THIS

n70smps.jpg
 
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