7-7. Key Data Input
Check Initial Operation
When one of the keys is
pushed,
Isn ' t it displayed on LCD?
When one of the keys is
pushed,
KE Y _ R OW(0 , 4 ) ,
KEY _ C OL(0, 4 )
signal is OK?
Y e s
Y e s
Y e s
END
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used with out Samsung' s authorization
No
Check the Dome sheet & Key Pad
No
Resolder V702 , Z D 700 , Z D 701
7-16
Flow Chart of Troubleshooting