Huawei G510 Maintenance Manual page 67

Analysis
Figure 9-30 shows the audio processing circuit inside the MSM8225.
Figure 9-30 Audio processing circuit inside the MSM8225
The G510 provides three kinds of audio output:
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

Signal Symbol
EAR1_AMP_1_OP
EAR1_AMP_1_ON Output to the receiver
2013-01-28
G510 Maintenance Manual V1.0
Receiver output: Signals are output by the CPU.
Speaker output: Signals are output by the PM8029 to the PA and to the speaker.
Microphone output: The G510 provides the two-channel headset.
Description
Output to the receiver
Huawei Confidential
INTERNAL
Reference Measurement or
Waveform
None
None
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