The MF/HF at a glance
(CU5100)
6
7
8
1. Display.
2. Dimming button.
3. Mode button used to.
toggle between modes.
4. Menu button.
Access to the menu system.
5. Keyboard.
6. Loudspeaker.
7. DISTRESS button.
Protected by shield. To use,
lift the shield and press for 3 seconds.
vi
1
9
2
10
8. Soft keys.
The function of each key is described in
its respective field in the display above
each key.
9. Adjust/Tune.
Multi purpose rotary knob.
Controls backlight, frequency and RX
tune range.
10. ON/OFF / VOLUME control
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4
5
0735