Samsung GT-S5830 - Entertainment and Media; Camera Operations

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Level
3
Repair
8-20
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8-3-5.
KEY Working

Volume KEY
Press Volume Key
NG
Check the V/K
Soldering State
It is OK
?
YES
Resoldering the V/K FPCB
NO
Check the V/K
FPCB STATE
It is OK
?
Change V/K FPCB
NO
YES
Change main PBA
Check
ZD500
Resolder or Replace
ZD500
NO
YES
Check
KBC(0),KBR(0,1)
NO
Resolder or Replace
UCP300
YES