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SAMSUNG Proprietary-Contents may change without notice
6-1
6. Troubleshooting
6-1 Logic Section
6-1-1 No Power
Check the signal from the battery
terminal to U 105 pin 1.
Check U105 and its neighboring
circuits.
Check U106 and its neighboring
circuits.
Check U211 and its neighboring
circuits.
Press button
U208 pin 13=3.6V?
U210 pin 4 input
=4V?
U210 pin 5 output
=3.7V?
U107 pin 5 output
=3.7V?
END
Yes
Yes
Yes
Yes
No
No
No
No
END/