Chapter 1
OVERVIEW
1.0 CM200 Model
The control head contains the internal speaker, the on/off/volume knob, the microphone connector,
several buttons to operate the radio, three indicator Light Emitting Diodes (LED) to inform the user
about the radio status, and a single character 7-segment display for numeric information e.g.
channel number.
2.0 CM300/PM400 Models
The control head contains the internal speaker, the on/off/volume knob, the microphone connector,
several buttons to operate the radio, three indicator Light Emitting Diodes (LED) to inform the user
about the radio status, and an 8 character Liquid Crystal Display (LCD) for alpha-numerical
information e.g. channel number or call address name.
P2
P1 P3 P4
PM400
PERS4
P2
P1 P3 P4
CM300
PERS4