Charging Part - Samsung SGH-Q208 Service Manual

SGH-Q208 Flow Chart of Troubleshooting and Circuit Diagrams

5-4. Charging Part

Abnormal charging part
Check
the pin 17, 18 of CN301
is around 5 V
Check the pin 2 of
U202 is "Low"
Check the pin 1 of
Q201 is "Low"
Check the
pin 5 of U201 is between
3.2 V and 4.2 V?
END
Y
Y
Y
Y
Y
SAMSUNG Proprietary-Contents may change without notice
N
Resolder U202, R204, R203
N
Check the U601
N Resolder Q201, U201
N
5-4
Replace TA
Change U201