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Flow Chart of Troubleshooting
9-16
9-6. Key Data Input
When one of the keys is
pushed,
is it displayed on LCD?
Check the Dome sheet & Key Pad
END
No
Yes
Yes
Check Initial Operation
When one of the keys is
pushed,
KEY_IO signal is OK?
Replace the PBA
No
Yes
Summary of Contents for SGH-P940
Page 52: ...7 Block Diagrams 7 1 ...
Page 53: ...Block Diagrams 7 2 ...
Page 54: ...8 PCB Diagrams 8 1 Top ...
Page 55: ...PCB Diagrams 8 2 Bottom ...