Microphone Problem - Sony Ericsson T200 Troubleshooting Manual

Electrical

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8 Microphone Problem

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If fault still remains, send the unit to higher level according to local company directives

4/00021-2/FEA 209 544/71 B



Sony Ericsson Mobile Communications AB

Use Service Function – Earphone test to make sure that the speaker is working

properly.

Test the microphone by using Service Function – Microphone Audio Loop test.

Replace the microphone (Fig 8.1) if it's necessary.

Check the microphone holder (Fig. 8.2) if it's incorrectly soldered, dirty or

oxidized.

Replace the microphone holder if it's necessary.

Fig. 8.1

Trouble Shooting Guide, Electrical

Fig. 8.2

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