UNIMO Technology UDM-240ZH User manual

UDM-240ZBH,ZH
Service Manual

Maintenance Manual
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※BEFORE USING THIS
♣Please read this manual in detail before using the device. (Please read and understand the
manual before using this equpment)
♣Features can be subject to change or modify without any prior notice for its improvement of
performance (better performance)
♣Copyright of this manual belongs to UNIMO Technology Co., Ltd., in a whole or in part authorized
copy or modify are prohibited.
♣Pictures on this manual may differ from the actual products.
♣Please contact our local agency or Unimo A/S division directly if you have any questions.

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Safety Precautions
This content is for user’s safety and property. Please read it and fully understand.
(Details affect to its performance and appearance)
Please use recommended voltage for input power supply voltage.
Battery, adapter, external ear-phones are designed to Unimo models. Using non-
Unimo goods can cause damage or malfunction to the product.
Please use communication purpose only.
Please do not disassemble or modify the product.
Damage or malfunction caused by those, won’t be repaired free of charge.
※Avoid severe impact to the product.
※Please keep avoid being exposed to direct sunlight or high temperatures and a lot of humidity

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Details affect to the operation of radios or other equipments.
Communication range can be shortened near the products using 2.4GHz due to interference of
electric wave.
(Microwave, Wi-Fi, Computer, other equipment using 2.4GHz,… etc.)
Turn off the radio on airplane. Please follow the instructions or rules when you
use it.
Please check whether can use or not before using the radio the due to electronic
effect.
Do not use the radios near electronic equipments such as Wi-Fi or computers.
Radios may does not work properly due to strong interference
※Electromagnetic waves in a variety of electrical and electronic equipment occurs. The influence
of electromagnetic interference is generated. Distance calls can also be shortened remarkably.

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Safety Requirement
Please read the following information about safe and effective use of the product.
Keep your distance at least 1 inch(2.5cm) from your body when you use the
radios.
Make sure the regulations regarding the use of radio while driving, please do not
use the radios as much as possible while you drive.
Use additional accessories, such as earphones, for your safety.
Do not listen at very high volume. Your hearing may be affected.
For use in hazardous areas, only explosion-proof device must be used. Within
the hazardous areas, do not remove, exchange or charge/discharge the battery. If
an electrical spark pops up in hazardous areas, it can cause severe burns or
death.
Turn it off around the workplaces, causing an explosion of electromagnetic
behavior of the product.

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1FEATURES
UDM-240ZH is designed to have light and durable structure and it provides a powerful sound.
It is the first product using 2.4GHz band developed in Korea and provides a clear digital sound.
UDM-240ZH is designed to provide adequate service for industrial products, public safety users.
It also provides clear digital radio communication between the UDM-240ZV and can be operated
with the existing VHF, UHF, TETRA vehicle and base station and can communicate remotely if it’s
interfaced with UDM-240ZV.
Clear 3FND Display
16 channels (#11~#26)
Perfect security. (AES 128bit)
1,150mAh built-in LI-ION battery pack
Group Call
SCAN
Group Scan
UDM-240ZH : 0:11~26, 1:11~15, 2:16~20, 3:21~26
UDM-240ZBH : 0:11~25, 1:11~15, 2:16~20, 3:21~25
Volume Control (up to 8 Level)
Ear-Phone Function
Cradle type of Charger
RX/TX while charging
Good design due to a built-in antenna
Designation of group ID up to 64,000
1 to N communication (per channel/ group ID)
IP67 (Waterproofed)

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2COMPONENTS
2-1 Basic Components
Main Unit, Charger, User Manual, Power Cigar Jack
2-2 Optional Components
Ear-Phone
Wrist Strap
AC220/DC5V/500mA Adapter
Programming software
USB PC Programming cable
*** Components can be changed according to the request.

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3DESCRIPTION OF CONTROLS & INDICATORS
Detail operating instructions can be found in the next page.
3-1 Key and Button
Power On/Off button
Press the “power” button for more than 2 seconds then, the UDM is turned ON.
Press the “power” + “menu” button for more than 2 seconds then, the UDM is turned
OFF.
Depending on the application, the power button can be used as a PTT button or INT
button.
UP, Down button
Up/Down buttons are used for changing channels. The number of channels are
16(11Ch ~ 26CH) and it can be displayed C11~C26 or H11~H26.
Main-PTT
If you press this button, the UDM-240ZH will be transmission mode and if you release

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the button, the UDM-240ZH will be turned to standby mode.
Sub PTT
This function can be programmed to the power button on the side of the UDM. It is
used for transmission on a pre-programmed channel.
Menu button
It can be used to select and set user configurable features.
Earphone jack
The Earphone Jack on the top of the UDM will be used for interface with external
earphone.
The UDM-240ZH can be programmed by its PC program and programming cable.
3-2 Display
Status LED
The users can be recognized the current status by LED indicator on the top of the UDM.
The status indication will be as followings.
Red LED ON : Transmitting
Green LED ON : Receiving
Blue LED ON : Charging (LED will be OFF after completion of charging)
The UDM-240ZH can transmit and receive while charging.
FND Display
Displays menu function through 3FND type LCD
Ptt : TX status using the C channel
Int : TX status using the H channel
Ud1 : Program version(1st)
Ud2 : Program version(2nd)

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OFF : Power OFF

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4HOW TO USE
4-1 Power ON/OFF
Press the “power” button for more than 2 seconds then the UDM-240ZH is turned ON.
The device will not be turned on while charging.
Power can be on after 3 seconds if the device is separated from the cradle.
When the device is on, if you place it into the charging cradle, it is possible to use
on and on.
4-2 HOW TO CHARGE
The built-in Li-ion battery is safe and reliable to guarantee high-performance.
Batteries MUST be fully charged before use.
Charging cradle Terminal Charging
Battery charging time
Low battery voltage will shorten the talk range and will make the performance of radio
worse.
When Battery Charging is needed;
- After using the battery 4 ~5 hours the performance is seemed to be reduced.

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- Check the battery indicator using the “menu” button, and FND displayed as below.
E–F(100%), E–4(75%), E–3(50%), E–2(25%), E–E(Need to charge)
HOW TO CHARGE
UDM-240ZH input power is DC 1.5V, UDM-240ZBC input power is DC12V ~ 24V.
LED Indications of charger
Status LED
Charging Blue LED : ON
Fully charged Blue LED : OFF
☞
CAUTION
Battery charger used with UDM-240ZH must be supplied by UNIMO Technology
Co., Ltd
Other manufacturer’s can cause unexpected damage of the battery and terminal.
CAUTIONS
The UDM-240ZH is designed to be used with the supplied charging cradle only. In case of
all the problems or damages caused by use of other chargers, manufacturer will be free
from its responsibility of all the problems or damages.
DO NOT disassemble and short circuit because it may cause fire or explosion.
Be careful when the battery terminals touch the metal or conductor, it can damage to
your device or human body.
Never expose under direct sunlight and do not charge near fire.

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5DESCRIPTION OF FUNCTION
5-1 POWER On/Off
Press the “power” button for more than 2 seconds then, the UDM is turned ON, a
“beep” sound is heard and “Ud1” or “Ud2” is displayed.
5-2 TRANSMIT
While pressing the “PTT” or “power” button for transmitting, the red LED will be on
and through the setup channel, you can communicate.
For the better sound quality, it is recommended to take 5~10cm away from your body.
According to the program versions FND can be displayed as follows.
“”or ” ”or ” ”or” ”
5-3 RECEIVE
User can adjust the volume level (1~8 steps) by using Up/Down button while receiving.
According to the program versions FND can be displayed as follows.
“”or ” ”or ” ”or” ”
5-4 CHANGE THE CHANNEL
Enter into the menu mode by pressing menu button and press Up/Down button to
change the channels.
Whenever the channel is changed, a “beep” sound will be heard.
According to the option program source the channel menu will be changed.
UDM-240ZBH: use Up/Down button in the standby mode).
Main channel (PTT Button) : C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 C23 C24
C25
Fixed channel (power button) : C26(fixed for transmit)

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UDM-240ZH: use Up/Down button in the menu mode (C channel ,H channel selectable)
Main channel (PTT Button) : C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 C23 C24 C25
C26
Spare channel (Power Button) : H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21 H22 H23 H24
H25 H26
5-5 SCAN
In the standby mode, enter into the menu mode then enable or disable SACN function.
Scan( ,) Scan Group ( )select press the PTT button to
save
SCAN group in the UDM-240ZBH: : ALL (11~25CH), : 11~15CH,
: 15~20CH, : 21~25CH
SCAN channels in the UDM-240ZH: 11CH ~ 26CH
5-6 FND DISPLAY
According to operational status FND shows following displays;
Main Channel: 16CH
, , , , , , , , , , , , , , ,
Sub channel: 16CH
, , , , , , , , , , , , , , ,
Volume display: 8 levels
, , , , , , ,

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5-7 INSTALLATION FOR PC PROGRAM AND SETUP

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