Nokia 7230 Keypad Problem Solution Jumper

Here’s Are The Full Keypad Solution For Nokia 7230 Keypads Failure Or Malfunction.

This Solution May Possibly Help Fix Nokia 7230 If Any Certain Keys Stop Responding Or Not Working.
Nokia 7230 Keypad Not Woking

Nokia 7230 Keypad Solution
Nokia 7230 Keypad Ic Jumper
Nokia 7230 Keypad Track Ways
This Solution Shows The Line Paths Of The Numeric Keypads Only, The Navigation Keys Like Select, Up, Down, Left, Right, Soft Left, And Soft Right And Including The Power Key Are Connected Within The Flex Keypad Membrane, So If The Above Keys Only Stop Responding You May Need To Check And Replace The Flex Cable First Before Using This Solution Below. Since All Keys Including The Upper Keys Or Navigation Keys And The Numeric Keys Are Both Connected To The Emi-esd Filter Ic. There Is A Certain Point And Possibility That All Of These Keys May Not Work Or Stop Responding Due To A Water Damaged, You May Then Proceed To Use This Solution Below.
nokia 7230 keypad solution track jumper 300x160
nokia 7230 keypad ways full jumper 300x286

The Numeric Keys Are Group By Outer And Inner Core Layers Of Connections. There Is A Resistors Which Has A Resistance Value Of 470 Ohms That Is Being Used In Particular Connections, You May Check And Replace This Components Also If Found Damaged.

The Esd-emi Filter Chip Protect The Circuit From Electrostatic Hazards, There Is A Possibility That This Chip Will Breakdown And Cause The Keypad Not To Work Or Function, For It Cuts Off The Its Connection Line Paths Through To The Application Processor Chip Or Cpu. Some Factors Are Those Due Of Water Damaged, Dirt, Molds And Oxidation Build Up.

Read More:-  Nokia 105 TA-1010 Charging Problem Ways Solution

If you have further Questions please don’t hesitate to leave a comment.

Note: Every diagram we post on is tested by one or more members of our team. Still Use them at Your Own Risk we are not responsible if these solutions may cause any harm to your phone.
1 Comment
  1. sonmani says


Leave A Reply

Your email address will not be published.