Gm328 Model (Gcn6112_) - Motorola GM328 Service Manual

Section 1
OVERVIEW
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GM328 Model (GCN6112_)

The Controlhead contains the internal speaker, the on/off/volume knob, the microphone connector,
several buttons to operate the radio and several indicator Light Emitting Diodes (LED) to inform the
user about the radio status. To control the LED's and to communicate with the host radio the control
head uses the Motorola 68HC11E9 microprocessor.
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