Internal Audio - Nokia RM-272 Service Manual

• 1 dynamic speaker
• 1 microphone module
Retu also provides an output for the vibra motor.
All external audio accessories are connected to the specific audio connector.

Internal audio

The internal audio components are used in these modes:
Microphone
Earpiece
Speaker
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Figure 33 Audio block diagram
Hand portable (HP) mode
X
X
COMPANY CONFIDENTIAL
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RM-272; RM-273
System module
Internal hands free (IHF) mode
X
X
Issue 1