Earphone Part - Samsung SGH-J200 Service Manual
Gsm telephone
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Also See for SGH-J200:
- Service manual (87 pages) ,
- User manual (63 pages) ,
- User manual (40 pages)
Table of Contents
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Flow Chart of Troubleshooting
9-7. Earphone Part
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Earphone does not work
Yes
R512, R517 ≥ 100mV?
(When MP3 file is played)
Yes
U502 pin 16, 8 ≥ 100mV?
(When MP3 file is played)
Yes
U502 pin 16, 8 ≥ 200mV?
(When MP3 file is played)
Yes
Check the circuit
from IFC600 pin 5, 6, 7
to U502
OK
IFC600 pin 5, 7 short?
Yes
Is Earphone working?
Yes
END
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No
Check UCP300
No
Resolder U502, R512, R517
No
Resolder U502
Not OK
Resolder L602, L603
No
Resolder IFC600
No
Replace the Earphone
9-12
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