Alinco Dr-620t/e Vhf/uhf Fm Transceiver Instruction Manual

8
Initial Installation
NOTE: By using the optional separation kit EDS-9, you can use the front panel and the main unit in
separate positions. The instruction manual for remote placement is provided with the EDS-9.
Front Panel
The main unit can be set with either side facing up. This can facilitate your ability to hear the
speaker clearly. Position the front panel as you prefer.
1.Slide the front panel while keeping the tab pressed.
2.Turn the front panel, being careful to keep the cable free from kinks....

9
Initial Installation
External power control function
1.Be sure the vehicle has a negative-ground, 12VDC electric system before installa-
tion. Connect the provided DC cable with fuse-holder directly to the battery (red
cable to the positive terminal) to minimize any possible ignition noise. Be sure the
vehicle has a large capacity battery as the use of a transceiver may overload the
electric system of the vehicle.
2.In addition, if the optional ignition-key ON/OFF feature is desired, use the provided...

10
Initial Installation
Power supply voltage display function
After connecting the transceiver to a power supply, the supply voltage can be conf irmed by press-
ing the SQL key together with the FUNC key. The supply voltage to the transceiver is then seen on
the display.
The transceiver will return to its normal display when any key is pressed.
The display immediately changes as the voltage supply changes.
It also displays voltage during transmission.
(Example) In case of 13.6V
IMPORTANT:The range of the...

11
Part Names and Functions
Front Panel
BANDCALLMHzVV/UU V/M
PWR
MAIN
VOL
MW
MAIN
TX/RXSUB
VOLSUB
RX
RX BAND SHIFT LOCKPACKET DIGITALTS/DCSH/LSQLFUNCSET
VHF/UHF VHF/UHF TWIN BTWIN BAND FM AND FM TRANSCEVER TRANSCEVER DR-620DR-620
1632
8910141312117
5
15
4
•Primary Functions
No.Key Function
1 PWR keyPower turns ON/OFF whenever switch is pressed.
2Main VOL knobAdjusts the volume level on the MAIN band.
3Sub VOL knobAdjusts the volume level on the SUB band.
4 Main TX/RXDuring transmission on the MAIN band,...

12
Part Names and Functions
Rear Panel
4352
1
No.Key Function
1
External Speaker TerminalTerminal for optional external speaker.
(Also used for the clone function.)
2 Power cableConnects to the 13.8VDC power supply.
3 Air-cooling fanCools the unit during transmission. (PTT activation)
4 Antenna ConnectorConnect an antenna with 50 ohm impedance.
(PL-259 or compatible)
5D-SUB Connector (Optional)Connects to a personal computer for packet use.
•Functions that can be activated while pressing the FUNC Key...

13
Part Names of Functions
Display
DCS
SUB
TNC
R
AM
SQLBUSYBUSY13579
MiLoNar
234567891011121314151
232221201918
16
1724
25
No.Key Function
1Appears when FUNC Key is pressed.
2AMAppears during AM reception.
3MiAppears when transmission power is set to MID.
4LoAppears when transmission power is set to LOW.
5 NarAppears when in narrow band reception mode.
6 +/-Appears when setting the shift.
7Appears when setting the tone squelch.
8 DCSAppears when setting the DCS.
9 SUBAppears when SUB band is on the MAIN...

14
Part Names and Functions
Microphone EMS-53 (Standard)*
Mic. Connector Diagram (While looking in the front view of the connector)
1
7
2
6
3
45 8
PTTMICMIC GND
3&.05&
DC 5V
UP GND
DOWN
21
3
5
4
No.Key Function
1UPIncrease the frequency, memory channel number, or setting value.
2 DOWNDecrease the frequency, memory channel number, or setting value.
3 PTTPress the PTT(Push-To-Talk)key to transmit.
4 DTMFDTMF tone keys
DTMF / REMOTE5                 
Switch
6 Lock SwitchLocks out the UP and DOWN keys.
7...

15
Basic Operations
Turning the unit on and off
By pressing the PWR key the power is turned on. By pressing
the PWR key again, the power is turned off. Refer page 9 for
external power control.
Switching the MAIN band
Pressing the BAND key will switch the MAIN band between
the VHF band and the UHF band.
The MAIN band allows transmission and reception. The SUB
band only allows reception. The MAIN band and the SUB
band can receive simultaneously.
Audio Volume level setting
The volume of the MAIN band is...

16
Basic Operations
VFO mode
VFO tuning is set as the default mode at the factory. VFO
(variable frequency oscillator) allows you to change the fre-
quency in accordance with the selected channel step as you
rotate the main dial or by using the UP/DOWN keys on the
microphone. VFO mode is also used to program the data to
be stored in the memory channels or to change the parameter
settings of the transceiver.
1.Identify the current mode by checking the dis-
play. If  a “M” or “C” icon is NOT displayed
on...

17
Basic Operations
Setting the channel step
1.When the unit is in VFO mode, enter into the
SET mode and select the channel step setting
display. (Refer to page 26 to 28 for SET mode).
2.The current channel step will be displayed.
3.You can change the channel step as below by
rotating the dial.
4.Pressing any key other than the FUNC key or
SQL key on the unit will complete the setting
and the display will return to the original sta-
tus.
Channel step setting display (default)
STEP 5
(5 kHz)
STEP 50
(50...