User Guide

SAMSUNG Proprietary-Contents may change without notice
8-1
8. Trouble Shooting
8-1 Logic Section
8-1-1 No Power
Press PWR button
END
U201 Pin5=2.8V? Check U201, U203 and its neighboring circuits.
NO
NONO
NO
YES
YESYES
YES
U201 Pin1>=3.3V? Check Battery and its neighboring circuits
NO
NONO
NO
YES
YESYES
YES
U200 pin 4=2.8V?
Check U100, U120
and its neighboring circuits.
YES
YESYES
YES
NO
NONO
NO