Key Data Input - Samsung SGH-X700 Service Manual

Flow Chart of Troubleshooting

7-7. Key Data Input

Check Initial Operation
When any key input is
is there something on LCD
(display)?
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 without Samsung's authorization
No
Check the Dome sheet & Key Pad
No
Replace the Key FPCB
7-14