Charging Part - Samsung SGH-E330N Service Manual
Gsm telephone
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Also See for SGH-E330N:
- User manual (95 pages) ,
- User manual (93 pages) ,
- User manual (192 pages)
Table of Contents
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7-3. Charging Part
Abnormal charging part
Y e s
Check the C508
> 4.9V
Y e s
U502 pin 5 = " H " ?
Y e s
U502 pin = " L " ?
Y e s
Check the C507
¡ Ö 4.2V
Y e s
END
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No
Check the the circuit related to
V _ E XT _ C HARGE
No
Resolder or replace U502
No
Check the circuit related to
No
Resolder or replace U502
7- 7
Flow Chart of Troubleshooting
CHG_ O N signal
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