CRT 4CF, User Manual

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BASIC OPERATIONS
Emergency Alarm
"
ALARM
", Emergency alarm function is started. This transceiver has
4 Alarm modes that can be setup in programming software. Power off transceiver to exit Alarm.
Side Key [PF1] function instruction
[PF1] key can be setup in for below functions:
VOLT:
1.
Battery capacity inquiry: Under standby, press [PF1] key, LCD displays current battery capacity,
press this key again to exit.
CALL:
2.
Transmit the prestored DTMF/5TONE Encode signal in channel.
FHSS(Version D):
3.
Frequency hopping function. Press [PF1] key, turn on frequency hopping function,
LCD display "
FHSS
", transceiver will communicate in pre-set hopping frequency range.
Note: Receiver and Sender must have same hopping frequency, and must setup MSK decode signalling.
ALARM:
4.
Long pressing [PF1] key, LCD display "
ALARM
", transceiver will enable the preset alarm function.
SUBPTT:
5.
Press [PF1] key, transceiver will transmit on sub-band frequency.
Transmit tone pulse frequency:
6.
Press and hold PTT key, then press [PF1] key to transmit selected tone
pulse frequency.
NOTE: The tone pulse frequency can be set to 1750Hz, 1450Hz, 1000Hz or 2100Hz in programming software.
Under standby state, press and hold [PF1] key (when programmed for ALARM function) or press the Emer
-gency Alarm keyuntil LCD displays
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