Key Data Input - Samsung SGH-Z560 Service Manual

Flow Chart of Troubleshooting

9-6. Key Data Input

Check Initial Operation
Yes
No
When one of the keys is
Check the Dome sheet & Key FPCB
pushed,
is it displayed on LCD?
Yes
No
When one of the keys is
pushed, Replace the PBA
KEYSENSE(0)~(4),KYPD9~1
7
Yes
END
9-11
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