Hytera Communications MD78XU1 Users Manual
Preface
Thank you for purchasing Hytera MD780 DMR digital mobile radio. As a product built to
the DMR standard, MD780 is endowed with ergonomic design and comprehensive digital
functions to deliver an advanced communication solution. With MD780, you can make use
of digital functions to top the competition!
To derive optimum performance from your radio, please read this manual and the supplied
Safety Information Booklet carefully before use.
Icon Information
The following icons are available through this manual:
Alert Icons
Caution: indicates situations that could cause damage to your radio.
Note: indicates tips that can help you make better use of your radio.
Function Icons
: indicates functions that are available on digital channel only.
: indicates functions that are available on analog channel only.
Functions marked with no function icons are available on both analog and digital
channels.
Term Explanation
Key Operation
Short press: to press a key and release it quickly;
Long press: to press a key and remain holding it down for a predefined period (2
seconds by default);
Hold down: to press a key and remain holding it down.
Private Call
Private call is initiated by a single user to another user, involving the calling party and
the called party only.
Group Call
Group call is initiated by a single user to a group, involving the calling party and all the
group members.
All Call
All call is a call initiated to all the users on a channel. It is used to deliver important
notices.
Squelch
This technology can remove excessive background noises, improving your
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communication quality.
Copyright Information
Hytera and CRS are registered trademarks of Hytera in the PRC and/or other countries or
areas. Hytera retains the ownership of its trademarks and product names. All other
trademarks and/or product names that may be used in this manual are properties of their
respective owners.
The Hytera product described in this manual may include Hytera computer programs
stored in memory or other media. Laws in the PRC and/or other countries or areas
preserve for Hytera exclusive rights for Hytera computer programs. The purchase of this
product shall not be deemed to grant, either directly or by implication, any rights to the
purchaser with respect to Hytera computer programs. Any Hytera computer programs
may not be copied, modified, distributed, decompiled, or reverse-engineered in any
manner without the prior written consent of Hytera.
Disclaimer
Hytera endeavors to achieve the accuracy and completeness of this manual, but no
warranty of accuracy or reliability is given. All the specifications and designs are subject to
change without notice due to continuous technology development. No part of this manual
may be copied, modified, translated, or distributed in any manner without the express
written permission of Hytera.
If you have any suggestions or would like to learn more details, please visit our website at:
http://www.hytera.cn
Note: Any changes or modifications not expressly approved by the party responsible for
.
compliance could void the user’s authority to operate the equipment
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RF Energy Exposure Compliance
Your radio is designed and tested to comply with a number of national and international
standards and guidelines (listed below) regarding human exposure to radio frequency
electromagnetic energy . This radio complies with the IEEE and ICNIRP exposure limit s for
occupational/controlled RF exposure environment at operating duty factors of up to 50%
transmitting and is authorized by the FCC for occupational use only. In terms of measuring
RF energy for compliance with the FCC exposure guidelines, your radio radiates
measurable RF energy only while it is transmitting (during talking), not when it is receiving
(listening) or in standby mode.
Your radio complies with the following of RF energy exposure standards and
guidelines
z United States Federal Communications Commission, Code of Federal
Regulations; 47CFR part 2 sub-part J
z American National S tandards Institute (ANSI)/Institute of Electrical and Electronic
Engineers (IEEE) C95. 1-1992
z Institute of Electrical and Electronic Engineers (IEEE) C95. 1-1999 Edition
z International Commission on Non-Ionizing Radiation Protection (ICNIRP) 1998
Operational Instructions and Training Guidelines
To ensure optimal performance and compliance with the occupational/controlled
environment RF energy exposure limits in the above standards and guidelines, users
should transmit no more than 50% of the time and always adhere to the following
procedures:
Transmit and Receive
To transmit (talk), push the Push-To-Talk (PTT) key; to receive, release the PTT key.
FCC Licensing Information
Part 15 Compliance
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates, uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not occur in a
particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the
user is encouraged to try to correct the interference by one or more of the following
measures:
z Reorient or relocate the receiving antenna.
z Increase the separation between the equipment and receiver.
z Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
z Consult the dealer or an experienced radio/TV technician for help.
FCC Licensing Requirements
A license from Federal Communications Commission is required prior to use. Your dealer
will program each radio with your authorized frequencies, signaling codes, etc., and will be
there to meet your communications needs as your system expands. Contact your dealer
for more information.
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Contents
Checking Items in the Package......................................................................................... 4
Radio Overview................................................................................................................. 5
Front Panel ................................................................................................................5
Rear Panel.................................................................................................................6
Programmable Keys .................................................................................................. 6
Installation.........................................................................................................................7
Status Indicators.............................................................................................................. 10
LCD Icons................................................................................................................ 10
LED Indicator............................................................................................................11
Basic Operations............................................................................................................. 12
Turning the Radio On/Off.........................................................................................12
Adjusting the Volume ............................................................................................... 12
Selecting a Zone...................................................................................................... 12
Selecting a Channel.................................................................................................13
Digital/Analog Switch...............................................................................................13
Call...........................................................................................................................13
Menu Navigation............................................................................................................. 15
Contact ...................................................................................................................15
Message ..................................................................................................................16
Call Log.................................................................................................................... 17
Scan......................................................................................................................... 18
Zone......................................................................................................................... 19
Settings....................................................................................................................19
Functions and Operations............................................................................................... 21
Scan......................................................................................................................... 21
Public Address.........................................................................................................22
T alk Around..............................................................................................................22
Monitor.....................................................................................................................22
Squelch Off..............................................................................................................23
Emergency............................................................................................................... 23
Ignition Sense..........................................................................................................27
Busy Channel Lockout............................................................................................. 28
Time-out T imer (TOT) ..............................................................................................28
Troubleshooting .............................................................................................................. 29
Care and Cleaning..........................................................................................................31
Optional Accessories....................................................................................................... 31
Appendix: Input Method..................................................................................................32
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Checking Items in the Package
Please unpack carefully and check that all items listed below are received. If any item is
missing or damaged, please contact your dealer.
Palm Microphone Microphone Hanger and Screws
Mounting Bracket Kit
Fuse Power Cord
Owner’s Manual Safety Information Booklet
Quick Reference Guide Radio Unit
4
Radio Overview
Front Panel
No. Part Name No. Part Name
Volume Control / Channel
1
○
3
○
5
○
7
○
9
○
11
○
Selector Knob
LCD Display
Back Key
Up Key
Speaker
Microphone Jack
2
○
4
○
6
○
8
○
10
○
12
○
LED Indicator
OK/Menu Key
Power On/Off key
Down Key
Programmable Keys
Emergency Key
5
Rear Panel
No. Part Name No. Part Name
1
○
3
○
BNC Antenna Connector
Accessory Jack
2
○
4
○
Power Inlet
Antenna Jack
Programmable Keys
For enhanced convenience, you may request your dealer to program the keys P1, P2, P3,
P4, Emergency key,
No. Shortcut Keys Description
1 Zone Up Quick access to desired zone
2 Zone Down Quick access to desired zone
3
Message
and as shortcuts to the functions listed below:
Quick access to the menu “Message”
4
5
6
Contact List
Call Log
Quick access to Contact List
Quick access to the menu “Call Log”
To adjust power level through one button
6 Adjusting Power Level
press.
To allow public addressing via the external
7 Public Address
speaker.
8 Talk Around To directly communicate with other radios.
To adjust the condition for incoming signal
9
10
11
12
Monitor
Monitor Momentary
Squelch Off
Squelch Off Momentary
match.
To adjust the condition for incoming signal
match.
To always unmute speaker no matter whether
carrier is present or not.
To always unmute speaker no matter whether
carrier is present or not.
13 Scan To receive signals on other channels.
To temporarily ignore unwanted channel
14 Nuisance Temporary Delete
activity.
15 Emergency To summon help in emergent situations.
To temporarily adjust the squelch threshold
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dealer.
Adjusting Squelch Level
Note: Long and short press of a key can be assigned with different functions by your
required for the radio to unmute.
Installation
Before you install the radio in a vehicle, be sure to read the following instructions carefully:
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Instructions
z The radio operates with negative grounded power supply of 13.2 ± 15％V only.
Please check polarity and voltage of the power supply on vehicle before you install
the radio.
z Please check how long the screws will extend from the bottom surface of radio,
before you install the radio. Be sure to drill mounting hole with caution, to avoid
damage of the vehicle wiring and parts.
z Please connect the supplied antenna and power cord to the radio, before you install
the radio in the bracket.
z Install the radio with Hytera supplied mounting bracket, to avoid radio loose in case of
accidents. The loose radio may cause bodily injury.
z Install the radio in a location where it’s easy to reach the front panel controls.
z Please make sure there’s sufficient space at back of the radio for wiring.
z When the fuse for DC power cord needs replacement, it must be replaced by a fuse
with the same specification.
Installation Tools
z Electric drill
z Cross head screwdriver
z Hex socket sleeve (used for 4.8*20mm self-tapping screws)
Installation Steps
1. Install the bracket in a location where it’s easy to operate the radio.
2. Connect accessories such as antenna and power cord to the radio.
3. Slide the radio into the mounting bracket and secure it using the locking knobs.
4. Install the microphone hanger in a location where it’s easy to reach the microphone.
5. Plug the palm microphone into the microphone jack on the front panel, and then place
it on the hanger.
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