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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
9-14
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9-5. KEY Working
Press Key
Yes
Yes
Yes
Yes
Yes
YES
No
END
Change Key FPCB
Change Hold Key
Key FPCB
Breakdown?
Change Key FPCB
Yes
Camera Key
FPCB
Breakdown?
Volume Key
NG ?
No
Camera Key
NG ?
Yes
No
Hold key NG?
Yes
No
Hold Key
Breakdown?
Power Key NG?
Change LED
Change Key FPCB
Key FPCB Breakdown?