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Microphone, mobile phone (634)

Microphone, mobile phone (634)

Location

Microphone, mobile phone (634)

Main task

The microphone converts speech into electrical impulses that are sent to the Tel 2 or 3 communication unit or Tel 1 phone unit, depending on the level of phone equipment.

Type

Microphone with amplifier.


Connection

The microphone is supplied with power on pin 1 and sends an amplified signal on the same pin. Ground is provided on pin 3.


Wiring diagram, UHP/TEL1


Wiring diagram, BTN/UHP


Wiring diagram, OnStar