CRT 4CF, User Manual

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BASIC OPERATIONS
Side key [PF2] function instruction
Squelch off: Press [PF2] key, squelch circuit is not mute, back-ground noise can be heard. Press [PF2]
1.
key again, squelch circuit is mute.
Squelch off Momentary: Press and hold [PF2] key, squelch circuit is not mute, back-ground noise can
2.
be heard. Release [PF2] key, squelch circuit is mute.
Transmit DTMF/5TONE/2TONE signaling: Press and hold [PTT] key, then press [PF2] key to transmit
3.
selected DTMF/5TONE/2TONE signaling.
Press and hold [PF2] key to turn on transceiver, until transceiver emits "DU" beep, transceiver enter into
4.
general functions setup.
Delete channel
Under standby state, press
1.
key, the top left corner of LCD displays " " icon, press key to
switch into channel mode, channel number flashes.
Edit channel
Under frequency mode (VFO), enter desired frequency and settings, press
1.
key, the top left corner of
LCD displays " " icon, press key to switch into channel mode, channel number flashes.
Rotate channel switch to select desired editing channel number.
2.
Press
3.
key, the top left corner of LCD displays " " icon, press and hold key until transceiver
emits "DUDU" beep, channel is stored successfully.
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