Microphone operation, Frequency step optional signaling, Function setup by microphone keypad – Alinco DR-138  User Manual

Page 32

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You can operate the transceiver by keypad or input desired frequency

or channel through the EMS-74 microphone. Keypad operations may be

blocked for dealer-programmed units.

Keypad Lock

Pull down the slide switch to lock position, The lamp is turned off and

all of keypads is not work except PTT switch.

Transmitting DTMF By Microphone KeyPAD

Switches between VFO and channel mode

In standby, press

key to switch between channel mode and

Frequency mode (VFO).

FREQUENCY STEP

Optional signaling

In standby, press

, then press

to add

optional signaling, repeat above operation to

set DTMF, 2TONE or 5TONE signaling.

Slide DTMF key to DTMF position, press and hold the [PTT] key,

transmitting the desired DTMF signaling by the numeric key directly.

Function Setup By Microphone Keypad

Squelch off:In standby, press

key,

the squelch is disabled when

icon

9

Microphone Operation

PTT

DOWN UP

Lock Switch

MIC

Numeric Keys

DTMF ON/OFF

Only in VFO mode, this function is valid.
1. Press

, then press

, LCD displays "

STP--125".

2. Press

/

to select the desired frequency channel step.

3. Press any numeric keys to save and exit.

In this chapter, operations shown with is available to all units, is subject

to dealer-programming or restrictions. Some of features may be functional in
memory mode temporary, but the setting will return to the initial parameters
after changing channel or turned off the unit.

The keypad operation is suspended in DTMF position.

D: DTMF

T: 2-tone

F: 5-tone

Short Calling

Press PTT switch and

key to transmit the selected

DTMF/2TONE /5TONE in current channel.

Transmitting DTMF Code:In standby, press

, LCD displays

DTMF data and group. Press [

/

] key to select the

desired transmitting DTMF group, then Press PTT to transmit.
If no DTMF data in current group, LCD displays "EMPTY", press

key again and input desired DTMF code by keypad, press PTT to

transmit and store DTMF data.

flashed in LCD, Press

again to enable squelch and the

icon

disappears.

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