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Flow Chart of Troubleshooting
9-12
9-7. Key Data Input
Yes
No
No
When any key input is
given,
is there something on LCD
(display)?
Yes
Replace the HDC710
When one of the keys is
pushed,
Key_Row, Key_Col signal is
Check Initial Operation
Yes
END
Check the Dome sheet & Key Pad
Содержание SGH-D900
Страница 28: ...8 PCB Diagrams 8 1 8 1 Main PCB Diagram Top ...
Страница 29: ...PCB Diagrams 8 2 Bottom ...