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Flow Chart of Troubleshooting
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9-13
9-7. Key Data Input
Check Initial Operation
Yes
When you pushed all of the
Key, does the key have
tension?
Change Main/Sub Domesheet
or
Change Sub PBA/slide FPCB
or
Change Side Key(Volume Key or Camera Key)
Yes
All of the key doesn't work
except POWER ON KEY ?
Change Sub Keypad
or
Replace the PBA
No
Yes
END
No