Charging Part - Samsung SGH-R200 Service Manual

5-3 Charging Part

Abnormal charging part
Check the J105 pin 17,18 = 5.0 V ?
Check the U104 pin 3 = 5.0 V ?
R113(CHG_ON side) = "L" ?
Check the U104 pin 5
Flow Chart of Troubleshooting and Circuit Diagrams
Yes
Yes
Yes
Yes
4.2V ?
Yes
END
No
Replace TA
No
Resolder C135
No
Resolder R113
No
Resolder components around
U104
5-5