XRadio DM-4000 Series User manual

DM-4000 SERIES MOBILE RADIO
USER MANUAL
Version #1
YEONHWA M TECH CO.,LTD
36, Jeonpa-ro, 44 beon-gil, Manan-gu, Anyang-si, Gyeonggi-do, Korea 14086
TEL:[phone]
VHF
Transceiver
DM-4100
DM-4200
UHF
Transceiver
DM-4400
PMN:Digital 50W vehicle Radio

2
Table of Contents
1. Introduction
Features
2. Specifications
3. Appearance
4. Controls & Keys
5. Message
6. Cautions
7. Warranty statement

3
1. FEATURES OF THE DM-4000 SERIES
High-powered DM-4000 Series is a greatly designed compact Digital Mobile Radio.
Embeded SFR (Single Frequency Repeater) function enables DM-4000 Mobile Radio to role as a
Repeater and Base Station. An external accessory connector can be used in various ways.
Main features of the DM-4000 Series
VHF (50W) / UHF (50W) Maximum output power
Output power (RF Power) can be controlled with 5 levels
2,048 Channels, 64 Zones
ETSI Standard DMR Protocol Tier1, 2
Automatic DMR & Analog Mode Switching
Call Recording
Remote Radio Stun / Revive
Transmitting and receiving text Message within 40 letters
Mixed Channels (Digital & Analog)
Data compatible between MOTO and HYT
SFR (Single Frequency Repeater) - Optional
Encryption (AES256, DMRA AES256 ) - Optional
TX Interruption, Priority call- Optional
External/Internal GPS - Optional
BCL (Busy Channel Lock)/BCLO (Busy Channel Lock Out)
Selectable Squelch Level (0~10)
Heavy-Duty Microphone
Internal or External Speaker
Ignition Function / Horn Alert / Public Address / Talk Around 기능
4W / 8ΩAudio Output
OLED Display
Power Source DC+12.0V ±15%

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2. SPECIFICATION
2.1 General
Frequency Range
Frequency Stability
Programmable Channels
Zone 채널용량
Channel Spacing
Digital Vocoder
Dimensions
Weight
Power Source
Current Drain (Maximum)
DM-4100 : 136~174 MHz
DM-4200 : 225~288 MHz
DM-4400 : 400 ~470 MHz
±1.5ppm (-30 to +60℃)
2,049 Channels
64 (1 Zone = Max 1,024 Channels)
12.5KHz
AMBE++
144.5mm (H)×165mm (W)×172mm (D)
1.1Kg
DC +12.0V
Receive mode, rated audio out –1A (Audio Max)
Transmit mode –11A
Standby mode –300mA
Receiver
Sensitivity
Selectivity
Spurious & Harmonic Rejection
FM Hum & Noise Ratio
Audio Output Power
Audio Distortion
Audio Response
Input Impedance
0.25uV (BER 1%)
70dB (12.5KHz)
36 dBm (< 1GHz) -30 dBm (> 1GHz)
40dB (12.5KHz)
4 Watt/8 ohm load
Less than 3%
+1, -3 dB from 6dB per octave de-emphasis Characteristic from 300 ~ 3000Hz
50 ohms
Transmitter
RF Power Output
Spurious & Harmonic
FM Hum & Noise Ratio
Audio Distortion
Audio Response
Input Impedance
5/10/20/30/50Watt
-36 dBm (< 1GHz) -30 dBm (> 1GHz)
40dB (12.5KHz)
Less than 3%
+1, -3dB from 6dB per octave pre-emphasis Characteristic from 300 ~ 3000Hz
50ohms

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Appearance of DM-4000 Series Mobile Radio
Figure 3-1`) DM-4000 series appearance

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3.1 Dimension of DM-4000

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3.2 Installing the Transceiver
Figure 3-3) Parts & Installation

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3.3 Package Contents
DC power cable
•15A Fuse(XM-1000, PM-2000) ----------------------------------------------------- 1
Mounting Bracket --------------------------------------------------------------- 1
Screw set
•5 x 16 mm self-tapping screw ------------------------------------------- 4
•Hex-headed screw with washer ------------------------------------------- 4
•Spring washer ----------------------------------------------------- 4
•Flat washer ----------------------------------------------------- 4
Microphone (with cable)
•ACC 708 -------------------------------------------------------------- 1
Microphone hanger (with 4 x16 mm self-tapping screws) ---------------------- 1
Instruction manual -------------------------------------------------------------- 1

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3.4 Terminal Description
ACC (D-SUB 15 Pin Connector)
Pin
NO
Pin Name
Description
Specification
I/O
Remake
1
RSSI
DC Power Output
0.6~1.4V
O
2
IGN
Ignition Signal Input
Power ON : ↑ 8V
Power OFF : ↓ 6V
R79 is selection
I
LSP
Low Speed Data
R12 is selection
3
EXT_SPK
Loudspeaker Output
4Ω, 4Watt
O
4
AF_OUT
Audio Output
500mV
O
5
EXT_MIC
Audio Input
5㏀
I
6
TXD/FCN1
TX Serial Data
3.3V TTL
O
7
RXD/FCN2
RX Serial Data
3.3V TTL
I
8
EXT_PTT
External PTT
3.3V(H) : PTT OFF
0V(L) : PTT ON
I/O
9
F_AUDIO
IF IC Output
100mV
O
10
COR/COS
Squelch Output
S.Q ON : 3.3 V
S.Q OFF : 0V
O
11
EXT/INPUT
Programmable
High Impedance
I/O
12
DC+5V
DC Power Supply
DC+5V Max 100mA
O
13
HR1
Horn Alert Signal Output
Max 3A
O
14
HR2
Horn Alert Signal Output
Max 3A
O
15
GND
Ground
Ground
-
Microphone Jack
Pin
NO
Pin Name
Description
Specification
I/O
Remake
1
MBL
Backlight of
Microphone
-
O
2
DC+12.0V
DC Power Output
O
3
GND
Ground
Ground
-
4
PTT/TXD0
PTT/PC Serial Data
3.3V TTL
I
5
ME
MIC Ground
MIC Ground
-

10
6
MIC
MIC Signal Input
600Ω
I
7
HOOK/RXD0
HOOK/PC Serial Data
3.3V TTL
I
8
DM
MIC Data Detection
High Impedance
I/O
Speaker Jack (3.5mm Phone Jack) 4Watt/4Ω
Pin
NO
Pin Name
Description
Specification
I/O
Remake
1
SPO
External Speaker
Output
4Watt/4Ω
O
2
GND
Ground
Ground
O
DC Input Power Connector
Pin
NO
Pin Name
Description
Specification
I/O
Remake
Red
DC+12.0V
DC Power Output
I
Black
GND
Ground
Ground
I
Antenna Connector
Impedance is 50

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4. Controls & Keys (Buttons)
Figure 4-1) Controls and Buttons
4.1 Power ON/OFF Volume Switch
Turn the power on/off switch clockwise to power on, then LCD display screen will start with a
sound to make a beginning. Turn the power on/off switch counter-clockwise to power off, then
LCD display screen will end with a voice guide “Good-bye”.
And also audio volume level can be adjusted by turning the power on/off volume switch
clockwise/counter-clockwise.
The registered zone is selectable in order. With powered on, to select the desired zone, press
the Power On/Off button for 1 second.
4.2 PTT Button
Press the PTT button to transmit voice and release the PTT button to receive voice. It is
recommended to talk putting 2~4 inches distance from the microphone.

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4.3 Menu Button
To enter the menu tree as displayed in Figure 4-2, press the MENU button. Press the ▲to move to the
right and press ▼to move to the left. To enter the submenu, press the MENU button one more time.
.
Figure 4-2) DM-4000 Menu
Figure 4-3) DM-4000 Menu Tree
4.4 Menu ▲/▼Button and Channel ▲/▼Button
Press the MENU button to enter and press ▲/▼button to select from the menu list. And
with power on, press ▲/▼button to move UP / Down the channel.
4.5 Menu Exit
Press Cancel/Return button to exit the current menu out.

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4.6 Programming Button (P1, P2, P3, ▲)
Programming buttons are newly added to enhance user convenience and these buttons can be
set via CPS program.
4.7 Emergency Microphone
Emergency microphone can be used in case of emergencies when the mobile microphone is
unavailable. Emergency Microphone PTT button can be set via CPS program.
4.8 External Connector Jack
External Connector Jack is used to connect a Mobile Hand-microphone, to program Software
and to upgrade firmware.
4.9 LED Display
LED indicates the operational status of the radio.
①LED will illuminate RED color when transmitting
②LED will illuminate GREEN color when receiving
③If the LED blinks GREEN, the frequency is the same but the color code does not match
④Low Battery: LED blinks RED with beep sound
5. Operating Instruction of DM-4000 Series
5.1 Menu selection
Press Menu Button to enter the menu mode. 8 menus are selectable in order to set up the
Radio according to usage purpose and environment.
Figure 5-1) DM-4000 Menu

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☞Caution) If no operation is running more than 25 seconds, the Radio will end the menu
mode and will revert to standby mode.
5.1.1 Contact
The Contact List provides a list of individuals, groups or all calls of which you can make a direct
call. To initiate a call, select the Contacts section from the menu (or press the contact button
for direct access), press the menu/enter button to see the list of contacts, press ▲/▼buttons
to the desired contact and press the PTT button to initiate the call. The lists of contacts can be
set within the radio by the CPS program.
ICONs shown in contact list
- : Individual contact list (individual calls, individual messages can be sent)
- : Group contact list (group call, group message can be sent)
- : All contact lists (terminals with the same channel and color code are usable)
5.1.2 Text Messages
If you are in another mode or miss a message, the message icon will be displayed indicating
the new message has arrived. The Message selection offers the ability to perform one of
three functions: Quick Message, Inbox, and Outbox.
1) Quick Text message
The ability to send from a choice of 40 preset messages with up to 40 characters per text
message. The preset messages can be set by the CPS program. Select Quick Text from the
message menu by pressing the menu/enter button to view the registered message(s). Using
the keys, select the message you want to send, and press the menu/enter button to see the
contents of the message. Press the menu/enter button again to view the list of contacts, and
using the keys, select the contact for the message to be sent. Press the menu/enter button
and the message will be sent to the contact(s).
2) Inbox
Inbox stores up to 10 received text messages; when the received messages exceed 10, the
oldest message is cleared and the newest incoming message is registered. When a new
message arrives, the contents will be displayed on the LCD screen. When you choose
messages stored in the list, you can view the received messages and the caller ID that
initiated the call. If you want to delete text message from the inbox, select “delete all” from
within the inbox menu and press the menu button to delete all messages.

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3) Outbox
Outbox stores up to 10 outgoing text messages; when the outgoing messages exceed 10,
the oldest message is cleared and the newest sent message is registered. When you
choose messages stored in the list, you can view the sent messages and the caller ID to
whom they were sent. If you want to delete text message from the Outbox, select “delete
all” from within the outbox menu and press the menu button to delete all messages.
5.1.3 Call Logs
This function allows the viewing of incoming and outgoing calls from individuals only.
Any group call, all calls are not saved. The contents are managed in the same manner as
in the inbox and outbox of the text message.
1) Inbox
Inbox stores up to 10 received calls; when the received calls exceed 10, the oldest call is
cleared and the newest incoming call is registered. When a new call incomes, the caller
ID will be displayed on the LCD screen. If you want to delete caller ID from the inbox,
select “delete all” from within the inbox menu and press the menu button to delete all
IDs.
2) Outbox
Outbox stores up to 10 outgoing calls; when the outgoing calls exceed 10, the oldest call
is cleared and the newest outgoing call is registered. When a new call made, the caller ID
will be displayed on the LCD screen. If you want to delete caller ID from the Outbox,
select “delete all” from within the outbox menu and press the menu button to delete all
IDs.
5.1.4 Call Recording
This function is used to record the content of outgoing and incoming calls.
Up to 63 conversations/recordings can be stored with each recording limited to 160 seconds.
Call recording can be selected on the Setting menu. If you want to delete recordings, select
“delete all” from the “Record” on the menu.

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5.1.5 Scan
This function provides the ability to turn scan on/off and to review the scan list as programmed
into the radio via the CPS program. During the scan, set the channel on you desire to listen,
and receive signal. If you want to make a call while scanning, set it via the CPS program.
1) Scan ON/OFF
On/Off setting can be set in the Scan Menu
2) Scan List
Scan list can be set via CPS program
5.1.6 ZONE
Up to 64 zones (with up to 1,024 channels per zone) can be programmed into the radio via the
CPS program.
5.1.7 Setting
This function allows the change to the settings of Power Level, Voice Encryption, Lone Worker,
Busy Channel Lock (BCL)/Busy Channel Lock Out (BCLO), Button (Keypad) Lock, Tones, LCD
Backlight, LCD Brightness, LED Control, Screen and Language.
1) Power Level
Power level can be set with 5 levels.
2) Voice Encryption
This is a feature to encrypt the incoming and outgoing voice. Voice Encryption function for
each channel can be set via CPS program and 128/192/256 Bit Encryptions are available.
3) Lone Walker
This function can inform others about your safety within the time set in the menu. Set-up
time is from 1 to 100 minutes.
4) BCL/BCLO
This function prevents interference when the current channel is busy.
-Digital Mode

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BCL On : if the current channel is busy, transmitting is prohibited.
-Analog Mode
BCL On & BCLO Off : if the current channel is busy, transmitting is prohibited.
BCL On and BCLO On : Transmitting occurs when it matches the received tone.
5) Button Lock
This function locks the button to prohibit the accidental press of keys and buttons.
When the keypad lock is set, all keys/buttons are locked except for the PTT button, the
emergency button, and power ON/OFF button. If any of these buttons are pushed, the
keypad lock will enable again after certain time from the pressing of the last button.
Press the P1 button for 2 seconds to temporarily unlock.
6) Tones
This function enables to setup and adjust volume and tones associated with volume, Dial,
Message and Buttons.
-Volume can be adjusted.
-Dial Tone can enable or disable
-Test Message Alert Tone can enable or disable
-Button Tone can enable or disable.
-Starting Tone can enable or disable.
-Microphone Input sound can be adjusted.
-Fixed volume prevents volume change.
7) OLED LCD Backlight
This function enables or disables the OLED LCD backlight ON/OFF.
8) OLED Contrast (Brightness)
The function is to adjust the contrast/brightness of the LCD from 1 to 7 levels.
9) LED Control
The function is to set the enable or disable the LED status display. It can be set via the
CPS program.

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10) Language
The function is to select the language available.
11) Screen setting
Wait screen is configurable as screen1, screen 2 and screen 3.
5.1.8 Radio Information
A menu that shows the information of the device.
6. Precautions
6.1 Matters affecting the performance of the equipment.
Don’t remove the antenna from the radio and don’t modify the antenna or
make any changes to the antenna. Strong electronic waves emitted from the
radio can have an effect on the performance of the radio if the antenna is
modified and can cause the radio to have a defect not covered under
warranty.
Don’t use other manufacturer’s accessories (such as rechargeable batteries,
adapters, external speaker microphone and earphone, etc.). Unknown or
unauthorized accessories may damage the radio and void the warranty.
Don’t disassemble or reorganize the radio. The disassembly or
reorganization of your radio is punishable by law and can cause damage to
the radio that will not be covered by the warranty.
Don’t use frequencies you do not have a permit for.
Unauthorized frequencies is punishable by law.

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Avoid excessive shock to the radio.
Don’t place the radio where the direct sunlight, humidity and/or the high
temperature occurs, battery damage can occur in this environment.
6.2 Influences to the operations of Radio or other Equipment
The Radio emits a strong electronic wave which may have an effect on the operation of other
equipment and can also be affected by those other devices.
If using radio in an area where medical equipment is being used, please get
permission from relevant staff to prevent interference issues.
Be careful when using your radio in a place where computers or other
electronic devices are being used because the strong electronic waves from
the radio can affect this equipment.
7. Safety Notes
Please make sure to read the followings for safe and effective use of the Radio.
•Please keep the radio away at least 1 inch from the body.
•Do not touch antenna if it is damaged. Risk of skin burn can occur if the
outside surface of antenna gets stripped out.
•Please be careful when putting the battery in a pocket or a bag. If you
contact a conductive metal to a battery terminal, there is a heat and fire
risk to your radio.
•Please don’t listen to the radio at a high-volume level when using
earphones. Loud volume may have a lasting bad effect on your hearing.
•It is recommended to adjust the volume step by step to the level you
want after you set the radio volume of the radio at a low level.
•Please don’t remove or replace or charge or discharge the battery in a
hazard area where sparks could cause an electrical fire.
•Turn off the radio in areas where there is a strong electromagnetic force

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WARRANTY CARD
Thank you for purchasing DM-4000 Series.
1. This product has passed strict quality control and testing process.
2. Warranty is one year from original date of purchase.
Failure of the product under normal operating conditions, during the warranty period may
be repaired by YeonHwa M Tech Co.,Ltd or our authorized service organization free of
charge.
3. For the following cases, some service fees will be charged.
• When repair occurs after the warranty period has passed.
• When the product is damaged due to user’s mishandling, abuse or improper operation.
• When the product is damaged due to user’s modification, attempted repair or
otherwise access to sealed/non-user serviceable items.
• When the product is damaged due to fire, pollution, earthquakes and any other natural
or unnatural conditions, accidents, etc.
4. Product and personal information
PRODUCT NAME
DM-4000 SERIES
SIN NUMBER
PURCHASE DATE
PURCHASER
NAME
ADDRESS
※Please contact Yeonhwa M Tech below for Return Merchandise Authorization (RMA)
number before you send your radio back for service.
YeonHwa M Tech Co.,Ltd
36 Jeonpa-Ro, 44Beon-Gil, Manan-Gu, Anyang-City, Gyeongg-Do, Korea
Tel: [phone] / FAX : [phone]