Microphone 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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5-5 Microphone Part
5-9
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Microphone does not work
Yes
Check
the connection
from MIC
Yes
Check the circuit
related to U400
Yes
Check the MIC
Yes
END
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No
Resolder MIC and
C424, C428, V400, V401
No
Resolder the R419, R420, R423,
C424, C425, C426, C430 and C431
No
Replace the MIC
Flow chart of Troubleshooting and Circuit Diagram
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