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7-8. Key Data Input
Check Initial Operation
When any key input is
is there something on LCD
(d i splay)?
When one of the keys is
pushed ,
KBIO signal is OK ?
Yes
given ,
Yes
Yes
END
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used with
No
Check the Dome sheet & Key Pad
No
Replace the HDC710
7-15
out Samsung' s authoriz a tion
Flow Chart of Troubleshooting
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