Nokia ASHA 210 Keypad Problem UP,DOWN DONE (REFERENCE)

[soLVer_tech]

Model : Nokia ASHA 210

Problem : Keypad MalFunction UP,DOWN

History : Wet Unit Water Damage

Action Taken :

-Cleaning
-Reheat Keypad I.C

No Luck

Solution : Replaced Keypad I.C

Procedure :

- Download Schematic Diagram for Nokia Asha 210

-Dahil Dalawa Ang keypad IC nya Z2450 at Z2451 kelangan hanapin muna naten kung ano ba talaga sa Dalawa ang may Tama

-ANg may Problem ay Up ,Down

-Makikita dito yung Up, Down ang linya nya ay papunta sa Z2451

So CHeck naten sa Component Finder kung san ba banda yung Keypad I.C na Z2451

Eto sa Actual Board

After Replaced Testing

DONE !!!

Happy New Year