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Troubleshooting Flow
1.5
Audio
Symptom:
No Microphone
Replace:
J501, if damaged
D505, if short circuit
Symptom:
No Earphone
Replace:
D506, D507, if short circuit
Symptom:
No or bad Loudspeaker
Replace:
D503, D504, if short circuit
U501, if damaged
Can not detect Hands-free (PHF)
Symptom:
Replace:
D709, if short circuit
No FM Radio
Symptom:
U803, if damaged
Replace:
D702, if short circuit
1222-7451 Rev 2
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Sony Ericsson Mobile Communications AB – Company Internal
Troubleshooting Guide (elect)
7(7)
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Table of Contents
Troubleshooting
