Basic Operations; Turning On The Power; Turning Off The Power; Adjusting The Audio Output (Volume) - Alinco DR-MD520T Instruction Manual

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Basic Operations

tURNING ON tHE POwER

Turn on the transceiver by pressing the power key, and the LCD displays
"Booting, please wait". Then it will show a start-up message, and you will
hear a beep after 7 seconds.

tURNING OFF tHE POwER

Turn off the transceiver by pressing and hold the power key for 2
seconds, and the LCD light is turned off.

ADjUStING tHE AUDIO OUtPUt (VOLUME)

Turn the VOL A or B knob clockwise to increase the audio level, counter-
clockwise to decrease audio level of channel A or channel B.

Main Band/Sub Band Switch

Press the [SubPTT M/S] key on microphone or programmed [Main
Channel Switch] key to switch the main channel to the other channel
11
if there is 2 channels shown on the display. The channel with bold
characters is the main channel.

VFO/Channel Switch

Press the programmed [VFO/MR] key to switch between VFO and
channel display.

Set Up VFO Frequency

Turn the radio to VFO mode , then switch the channel to the main band,
the VFO frequency can only be set up when the channel is in the main
"bold text" channel.
Operation 1: Input the VFO frequency directly by the keyboard.
Operation 2: Turn the channel selector to adjust the VFO frequency
steps.

Select a Channel

Press the programmed [VFO/MR] key to switch the radio between VFO
and Channel mode, select Channel mode.
Operation 1: Turn the channel switch to select a channel.
Operation 2: Input the channel numbers by the keyboard. For example,
if you want switch to channel 99, input 0+0+9+9 a total of 4 digits, and it
will switch to channel 99.
A channel can either be Analog or Digital.
For the analog channels the Push-To-Talk button is always available,
and on the Digital Channels the parameters can be set up by the users /
system operators by individual channel to allow talk permit.
There are four possible settings that can be selected in the CPS channel:
Always Allow: The user can transmit all the time.
(1)
Channel Free: The radio can transmit only if the channel is free
(2)
Different Color Code: The radio can transmit if the channel is free, but
(3)
the color code is mismatch.
Same Color Code: The radio can transmit only if the channel is free
(4)
and the color code matches.

RECIEVING

When a signal is received on the channel that you selected, then the
received signal can be heard.
The indicator lights green while transceiver is receiving in analog
channel or lights cyan if it is receiving in digital channel.

tRANSMIttING

1. Press the PTT key. The red TX indicator turns on while transmitting.
2. While holding down the PTT key, speak into the unit at normal voice
from the distance of 5cm.
3. Release the PTT key to receive.