Charging Part - Samsung SGH-A800 Service Manual
Dual band mobile cellular phone
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Also See for SGH-A800:
- Owner's manual (82 pages) ,
- Quick reference card (2 pages) ,
- Service manual (54 pages)
Table of Contents
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5-3 Charging Part
Check the CN300-1 pin 17,18 > 5 V ?
Check the U104 pin 5
5-5
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Abnormal charging part
Yes
Yes
Check the U104 pin 3 > 5 V ?
Yes
U104 pin 4 = "L" ?
Yes
4.2V ?
Yes
END
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No
Replace TA
No
Resolder C115
No
Resolder R103
No
Resolder components
around U104
Flow chart of Troubleshooting and Circuit Diagram
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