Tx Power Selection; Stopwatch Function; Dtmf Code Transmit And Enquiry; Keypad Lock - Midland CT310 Instruction Manual

TX Power selection

In standby mode, press FUNC, the top left corner of LCD displays
then press HI/LO to choose High/Low power for the channel in use.
1. When LCD displays "L" icon, it means low power is selected.
2. When LCD displays "H" icon, it means high power is selected.

Stopwatch function

1. In standby mode, , press FUNC, the top left corner of LCD displays
icon, then press
2. Press S.W to start timing. Press #/ENT to pause timing. When timing is
pause, press S.W to continue timing.
3. Press PF1, PF2 to exit stop watch function.
NOTE: During timing, press S.W key to stop timing and displays current data,
press this key again to clear timer.

DTMF code Transmit and Enquiry

1. Press FUNC, the top left corner of LCD displays
DTMF; the LCD displays DTMF data and group number (total 16 groups)
of current group.
2. Rotate the channel switch to choose the desired group and DTMF data,
press PTT to transmit the selected DTMF signaling. If current group does
not edit DTMF data, the LCD displays "EMPTY".
3. When current group displays "EMPTY", press FUNC , the top left corner
of the LCD displays
emits "DU" beep, the transceiver enters into DTMF edit state, LCD
displays "___________", now you can enter the desired DTMF data through
the keypad.
4. When finished editing, press side key PF2 to save DTMF signaling.

Keypad lock

In order to prevent wrong operation, the keypad can be locked. In standby
mode, press FUNC, the top left corner of the LCD displays
and hold until the transceiver emits "DU" beep, the LCD displays
Now the keypad is locked. Repeat the above operation to unlock the kaypad.
The icon disappears.
18 |
S.W to enter into stopwatch function.
icon, press and hold DTMF until the transceiver
icon, then press
icon, then press
CT310 Instruction Manual
icon,
icon.