User's Manual

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3. Press [PF1], [PF2] or key to exit stop watch function.
DTMF code Transmit and Enquiry
1. Press key, the top left corner of LCD displays " " icon, then press key, LCD displays DTMF
data and group number (total 16 groups) of current group.
2. Rotate channel switch to choose desired group and DTMF data, press PTT key
to transmit selected DTMF signaling. If current group not edit DTMF data, LCD
displays "EMPTY".
3. When current group displays "EMPTY", press
key, the top left corner of LCD
displays " " icon, press and hold key until transceiver emits "DU" beep,
transceiver enters into DTMF edit state, LCD displays "___________", now you
can enter desired DTMF data by keypad.
4. When  nished editing, press side key [PF2] to save DTMF signaling.
Keypad lock
In order to prevent wrong operation, user can make use of keypad lock function.
Under standby state, press key, the top left corner of LCD displays " " icon,
then press and hold key until transceiver emits "DU" beep, LCD displays " "
icon, keypad is locked. Repeat above operation, " " icon disappears, key lock function is cancelled.
NOTE: During timing, press key to stop timing and displays current data, press this key again to clear timer.
BASIC OPERATIONS