Gm338 Model (Gcn6114_) - Motorola GM328 Service Manual

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GM338 Model (GCN6114_)

The Controlhead contains the internal speaker, the On/Off/Volume knob, the microphone connector,
several buttons to operate the radio, several indicator Light Emitting Diodes (LED) to inform the user
about the radio status, and a 14 character Liquid Crystal Display (LCD) for alpha - numerical
information e.g. channel number or call address name. To control the LED's and the LCD, and to
communicate with the host radio the control head uses the Motorola 68HC11E9 microprocessor.
GM338 Model (GCN6114_)