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Flow Chart of Troubleshooting
9-16
9-7. Key Data Input
Yes
No
Replace the PBA
When one of the keys is
pushed,
KBIO signal is OK?
Check Initial Operation
Yes
Yes
No
END
Check the Dome sheet & Key Pad
When one of the keys is
pushed,
is it displayed on LCD?
Summary of Contents for SGH-P200
Page 30: ...8 PCB Diagrams 8 1 Top ...
Page 31: ...PCB Diagrams 8 2 Bottom ...