Key Data Input - Samsung GT-B3410 Service Manual

9-7. Key Data Input

Check Initial Operation
When you pushed all of the
Key, does the key have
tension?
All of the key doesn't work
except POWER ON KEY ?
Yes
Yes
No
END
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Change Main/Sub Domesheet
No
Change Sub PBA/slide FPCB
Change Side Key(Volume Key or Camera Key)
Change Sub Keypad
Yes
or
Replace the PBA
9-13
Flow Chart of Troubleshooting
or
or