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Flow Chart of Troubleshooting
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9-15
9-7. Key Data Input
When one of the keys is
pushed,
Isn't 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_ROW(0,4),
KEY_COL(0,4)
signal is OK?
Resolder ZD705, ZD706, ZD707
No
Yes
Содержание SGH-E500
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