Hytera DIGITAL MOBILE RADIO User manual

是海能达通信股份有限公司的商标或注册商标
2012 Hytera Corp., Ltd.版权所有
地址:深圳市高新技 术 产 业 园北区北环路好易通大厦
邮编:518057
服务热线：400-830-7020
http://www.hytera.com
is the trademark or registered trademark of Hytera Communications Corp., Ltd.
2012 Hytera Corp., Ltd. All Rights Reserved.
Address: HYT Tower, Hi-Tech Industrial Park North, Beihuan
RD., Nanshan District, Shenzhen, China
Postcode:518057
http://www.hytera.com
OWNER’S MANUAL
DIGITAL MOBILE RADIO

Preface
Thanks for your favor in our product. To derive optimum performance from
the product, please read this manual and the supplied Safety Information
Booklet carefully before use.
This manual is applicable to the following model:
MD78X (X may indicate 2, 5, 6 or 8)
MD78XG (X may indicate 2, 5, 6 or 8)

Instructional Icons
The following icons are available through this manual:
Alert Icons
Caution: indicates situations that could cause damage
to your product.
Note: indicates tips that can help you make better use
of your product.
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
predened period (2 seconds by default).
Hold down: to press a key and remain holding it down.
Private Call
Private Cal is a call initiated by a single user to another user.
Group Call
Group Call is a call initiated by a single user to a group.
All Call
All Call is a call initiated by a single user to all the other users on
a channel.
Squelch
This technology can remove excessive background noises,
improving your communication quality.
PTT ID
PTT ID, namely radio identity, allows a radio with display or the
control center to identify the calling party.
Copyright Information
Hytera is the trademark or registered trademark of Hytera
Communications Co., Ltd. (the Company) in PRC and/or other
countries or areas. The Company 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 product described in this manual may include the Company’s
computer programs stored in memory or other media. Laws in
PRC and/or other countries or areas protect the exclusive rights
of the Company with respect to its computer programs. The

purchase of this product shall not be deemed to grant, either
directly or by implication, any rights to the purchaser regarding the
Company’s computer programs. Any of the Company’s computer
programs may not be copied, modied, distributed, decompiled,
or reverse-engineered in any manner without the prior written
consent of the Company.
The AMBE+2TM voice coding technology embodied in this product
is protected by intellectual property rights including patent rights,
copyrights and trade secrets of Digital Voice Systems, Inc.
This voice coding technology is licensed solely for use within this
product. The user of this technology is explicitly prohibited from
attempting to decompile, reverse engineer, or disassemble the
Object Code or in any other way convert the Object Code into a
human readable form.
U.S. Patent Nos. #6,912,495 B2, #6,199,037 B1, #5,870,405,
#5,826,222, #5,754,974, #5,701,390, #5,715,365, #5,649,050,
#5,630,011, #5,581,656, #5,517,511, #5,491,772, #5,247,579,
#5,226,084 and #5,195,166.
Disclaimer
The Company endeavors to achieve the accuracy and
completeness of this manual, but no warranty of accuracy or
reliability is given. All the specications 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 us.
If you have any suggestions or would like to learn more details,
please visit our website at:http://www.hytera.com.
RF Radiation Information
RF Radiation Prole
Radio Frequency (RF) is a frequency of electromagnetic radiation
in the range at which radio signals are transmitted. RF technology
is widely used in communication, medicine, food processing and
other elds. It may generate radiation during use.
RF Radiation Safety
In order to ensure user health, experts from relevant industries
including science, engineering, medicine and health work
with international organizations to develop standards for safe
exposure to RF radiation. These standards consist of:
●United States Federal Communications Commission, Code of
Federal Regulations; 47CFR part 2 sub-part J;
●American National Standards Institute (ANSI)/Institute of
Electrical and Electronic Engineers (IEEE) C95. 1-1992;
●Institute of Electrical and Electronic Engineers (IEEE) C95. 1 –
1999;
●International Commission on Non-Ionizing Radiation
Protection (ICNIRP) 1998.
FCC Regulations
Federal Communication Commission (FCC) requires that all
radio communication products should meet the requirements set
forth in the above standards before they can be marketed in the

U.S, and the manufacturer shall post a RF label on the product
to inform users of operational instructions, so as to enhance their
occupational health against exposure to RF energy.
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:
(1) Antenna gain must not exceed 5dBi for UHF or 3.5dBi for VHF.
(2) The antenna installation must comply with the requirements
of manufacturer or supplier, and it must be 1 meter away from
human body.
EU Regulatory Conformance
As certified by the qualified laboratory, the product is in
compliance with the essential requirements and other relevant
provisions of the Directive 1999/5/EC. Please note that the above
information is applicable to EU countries only.

1
Contents
Contents ---------------------------------------------------------- 1
Checking Items in the Package ----------------------------- 3
Product Overview ----------------------------------------------- 4
Front Panel ------------------------------------------------------------ 4
Rear Panel ------------------------------------------------------------ 4
Programmable Keys------------------------------------------------- 4
Installation -------------------------------------------------------- 6
Instructions ------------------------------------------------------------ 6
Installation Tools ----------------------------------------------------- 6
Installation Steps ----------------------------------------------------- 6
Status Indication------------------------------------------------- 8
LCD Icon --------------------------------------------------------------- 8
Status Indication------------------------------------------------------ 9
LED Indicator --------------------------------------------------------- 9
Basic Operations -----------------------------------------------10
Turning the Radio On/Off ---------------------------------------- 10
Adjusting the Volume---------------------------------------------- 10
Selecting a Zone --------------------------------------------------- 10
Selecting a Channel ---------------------------------------------- 10
Switching the Channel Mode ---------------------------------- 10
Call ---------------------------------------------------------------- 11
Private Call -----------------------------------------------------11
Group Call ------------------------------------------------------ 12
All Call ----------------------------------------------------------- 12
Calls on Analog Channels -------------------------------- 12
Phone------------------------------------------------------------------ 12
Menu Navigation------------------------------------------------14
Contact --------------------------------------------------------------- 14
Phone------------------------------------------------------------------ 15
Message -------------------------------------------------------- 15
Call Logs -------------------------------------------------------- 16
Roaming -------------------------------------------------------- 16
Scan ------------------------------------------------------------------- 16
Zone ------------------------------------------------------------------- 17
Settings -------------------------------------------------------------- 17
Accessories ---------------------------------------------------- 20
Functions and Operations------------------------------------21
Home Screen-------------------------------------------------------- 21
Scan ------------------------------------------------------------------- 21
Public Address ----------------------------------------------------- 21
Talk Around --------------------------------------------------------- 22
Monitor ---------------------------------------------------------- 22
Squelch Off ---------------------------------------------------- 22
One Touch Call ----------------------------------------------------- 22
Telemetry ------------------------------------------------------- 23
Roam ------------------------------------------------------------ 23
Lone Worker --------------------------------------------------------- 23
Emergency----------------------------------------------------------- 24
Horn & Lights -------------------------------------------------- 27
Ignition Sense------------------------------------------------------- 28
Scrambler /Encrypt ------------------------------------ 28
Busy Channel Lockout-------------------------------------------- 28
Time-out Timer (TOT) -------------------------------------------- 29
Pseudo Trunking ---------------------------------------------- 29
MIC AGC ------------------------------------------------------------- 29
Emergency Footswitch ------------------------------------------- 29

2
Contents
Channel Steering -------------------------------------------------- 29
Radio Registration Service -------------------------------- 29
GPS Revert ---------------------------------------------------- 29
Signaling Introduction ----------------------------------------30
HDC1200 ------------------------------------------------------------- 30
5 -To ne ---------------------------------------------------------------- 30
2-Tone ----------------------------------------------------------------- 31
Troubleshooting-------------------------------------------------32
Care and Cleaning ---------------------------------------------33
Optional Accessories------------------------------------------34
Appendix----------------------------------------------------------35
Input Method -------------------------------------------------------- 35

3
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.
Note: To realize functions enabled by inputting, please purchase a palm microphone with keypad. Go to Optional
Accessories for more details.
Mounting Bracket Kit GPS Antenna Documentation Kit
Radio Unit Palm Microphone Microphone Hanger and Screws Power Cord Fuse
Quick Reference Guide

4
Product Overview
Front Panel
No. Part Name No. Part Name
1Volume Control / Channel
Selector Knob 2 LED Indicator
3 LCD Display 4 OK/Menu Key
5 Back Key 6 Power On/Off
Key
7 Up Key 8 Down Key
9Speaker 10 Programmable
Keys
11 Microphone Jack 12 Microphone
Installation Index
Rear Panel
No. Part Name No. Part Name
1RF Antenna
Connector 2 Power Inlet
3Accessory Jack 4GPS Antenna
Connector
Note: The GPS Antenna Connector is only
available for MD78XG.
Programmable Keys
For enhanced convenience, you may request your dealer to
program the keys P1, P2, P3, P4, , and as
shortcuts to the functions listed below:

5
No. Shortcut Keys Function
1 Zone Up To select a desired zone quickly
2 Zone Down
3 Contact List To access the menu “Contact
List” quickly
4Message
To access the menu “Message”
quickly
5Call Log
To access the menu “Call Logs”
quickly
6 Adjust Power Level To adjust power level quickly
7Public Address To make public address via the
external speaker quickly
8 Talk Around To directly communicate with
other radios
9Monitor To adjust the condition for
incoming signal match
10 Monitor Momentary
11 Squelch Off To always unmute speaker no
matter whether carrier is present
or not
12
Squelch Off Momentary
13 Home Screen To quickly return to the previous
menu or home screen
14 Scan To receive signals on other
channels
15 Nuisance Temporary
Delete
To temporarily ignore unwanted
channel activity
16 Emergency To summon help in emergent
situations
17
Adjust Squelch Level To temporarily adjust the squelch
threshold required for the radio
to unmute
18 Scrambler /Encrypt
Scrambler: To encrypt your voice
so as to guarantee privacy of
your communication
Encrypt: To encrypt your voice
and message so as to guarantee
privacy of your communication
19 Lone Worker To protect the operators from
accidents
20 One Touch Call To make appropriate services
quickly
21 Status
To access the menu “Status List”
quickly (dedicated for 5-Tone)
22 Telemetry To supervise remote devices
23 DTMF Keypad
To enter or exit the DTMF keypad
mode (In the DTMF keypad
mode, you can enter a number
via the palm microphone with
keypad to make a phone call.)
24 Phone List To access the menu “Phone List"
quickly
25 Horn & Lights
To provide audible and visible
alert to notify the absent user
26 Roam
To communicate between sites in
the IP Multi-site Connect system
Note:
1 Long and short press of a key can be assigned
with different functions by your dealer.
2 is programmed as the Emergency key by
default, and is programmable by your dealer.
Product Overview

6
Installation
Before you install the radio in a vehicle, be sure to read the
following instructions carefully:
Instructions
●The radio operates with cathode-grounded power supply of
13.6V ± 15% only. Please check polarity and voltage of the
power supply on the vehicle before you install the radio.
●Please check how long the screws will extend from the
bottom surface of the radio, before you install the radio. Drill
the mounting hole cautiously to avoid damage to the vehicle
wiring and other parts.
●Please connect Hytera supplied antenna and power cord
to the radio, before you install it in the bracket. And make
sure the antenna and power cord is dedicated for Hytera
digital radios.
●Install the radio with Hytera supplied mounting bracket, to
avoid radio looseness in case of accidents. The loose radio
may cause bodily injury.
●Install the radio in a location where it’s easy to reach the front
panel controls.
●Ensure that the available space for wiring at back of the radio
is reserved.
●When the fuse for DC power cord needs replacement, it must
be replaced by a fuse with the same specication.
Installation Tools
●Electric drill
●Cross head screwdriver
●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 can be
reached easily.
5. Plug the palm microphone into the microphone jack on the
front panel (but at rst align the triangle index on the palm
microphone with the microphone installation index), and place
it on the hanger when you do not use it.

7
Installation
No. Part Name No. Part Name
1Radio Unit 2Locking Knobs
3 Mounting Bracket 4 Self-tapping Screws
(4.8×20 mm)
5Palm Microphone 6Self-tapping Screws
(4×16mm)
7Microphone Hanger 8 Power Inlet
9 Power Cord (black) 10 Power Cord (red)
11 Fuse 12 RF Antenna Connector
13 GPS Antenna
Connector

8
Status Indication
LCD Icon
Status Icon
Icon Name Icon Radio Status
RSSI
No signal
More bars indicate better signal
strength
Message
Icon
New message/unread message
InBox is full
Scan Icon
Scanning is in progress
Scanning pauses on a non-
priority channel
Scanning pauses on Priority
Channel 1
Scanning pauses on Priority
Channel 2
TX Power
Icon
Low TX power for the current
channel
High TX power for the current
channel
Monitor
Icon The Monitor feature is active
Speaker
Icon The speaker is unmuted
Emergency
Icon
The Emergency mode (other
than secret emergency) is active
or an emergency message is
received
Knob
Operation
Mode Icon
The knob currently operates in
channel selection mode
The knob currently operates in
volume adjustment mode
GPS Icon
The GPS feature is active, and
valid GPS data is received
The GPS feature is active, but
no valid GPS data is received
Scrambler/
Encrypt
Icon
The Scrambler/Encrypt feature
is active
Missed Call
Icon A call is missed
DTMF
Keypad
Icon The DTMF keypad is enabled
Roam Icon Roaming is in progress
Note: The description related to the GPS feature
in this manual is applicable to MD78XG only.

9
Operation Mode Icon
Icon Name Icon Operation Mode
Operation
Mode Icon
DM
Direct Mode: Under this mode,
radios communicate with each
other directly
RM
Repeater Mode: Under this
mode, radios communicate with
each other via a repeater
LED Indicator
The LED indicator will help you easily identify the current radio
status.
LED Indicator Radio Status
LED ashes green. Powering on
LED glows red. Transmitting
LED glows green. Receiving
LED ashes green slowly. Scanning
LED ashes orange rapidly. Emergency
LED glows orange.
After voice communication
ends, you can hold down the
PTT key to talk while the LED
is glowing orange.
Status Indication

10
Basic Operations
Turning the Radio On/Off
To turn the radio on, long press the Power On/Off key until the
radio shows power-up screen and sounds power-up alert, and
the LED flashes green. To turn the radio off, press the Power
On/Off key.
Adjusting the Volume
When the Volume Control / Channel Selector knob operates
in volume adjustment mode (the radio displays the icon ),
rotate the knob clockwise to increase the call volume, or counter-
clockwise to decrease it.
Selecting a Zone
A zone is a group of channels exhibiting the same property,
and is programmed by your dealer. The radio supports up to 64
zones, each with a maximum of 16 channels. You may select a
zone through any of the following methods:
1. Through menu selection
Go to the menu “Zone”, and use the Up/Down key to select
your desired zone.
2. Through the function keys
You may quickly toggle to your desired zone by pressing the
programmed Zone Up or Zone Down key.
Note: You dealer may designate the power-up
zone and channel. If not, the radio will enter the
zone and channel last used.
Selecting a Channel
Press the Volume Control / Channel Selector knob to switch it
to channel selection mode (the radio displays the icon ), and
then rotate the knob to select your desired channel. Alias of the
current channel will appear in the home screen.
If you enable the Channel Notify feature via “Menu -> Settings ->
Radio Set -> Tone ->Channel Notify”, your radio will broadcast
the channel number upon channel switching. The channel
notifying language (only Chinese and English are available
currently) is preset by your dealer.
Note: The knob is in volume adjustment mode by
default, and will return to this mode in 5 seconds
after you select a channel.
Switching the Channel Mode
Each channel can be programmed as either analog channel
or digital channel. If the current zone includes both analog
and digital channels, you may quickly switch between digital
and analog channels through the Volume Control / Channel
Selector knob.

11
Call
To ensure optimal volume of the receiving radio, hold the palm
microphone approximately 2.5 to 5 centimeters away from your
mouth.
Private Call
Transmitting a Private Call
You may transmit a Private Call through any of the following
methods. When transmitting a Private Call, the icon will
appear.
●Transmitting a call to the preset contact
In the home screen, hold down the PTT key on the palm
microphone to transmit a Private Call to the Private Call
contact preset for the current channel.
Note: Your dealer may preset a contact for each
digital channel. The preset contact could be a
Private Call contact, a Group Call contact or an All
Call contact.
●Transmitting a call through Contact List or Call Logs
1. Go to “Menu -> Contact -> Contact List”, or go to “Menu ->
Call Logs” and access the Outgoing/Incoming/Missed list.
2. Use the Up/Down key to select the Private Call contact you
want to call.
3. Hold down the PTT key to transmit the Private Call.
●Transmitting a call through Manual Dial
1. Go to “Menu -> Contact -> Manual Dial”.
2. Input a Private Call number you want to call using the
microphone with a keypad.
3. Hold down the PTT key to transmit the Private Call.
Note:
1. If your radio supports both Private Call
Manual Dial and Group Call Manual Dial, you
can switch between them by pressing .
The LCD will display appropriate ID.
2. If the Default Numeric Key Selection feature
is enabled by your dealer, you can enter
a Private Call number in the home screen
using a palm microphone with keypad, and
then hold down the PTT key to transmit the
Private Call. However, if the DTMF keypad is
enabled, the number entered in the home
screen is a phone number. You can dial
the Private Call number through the menu
“Manual Dial” only.
Receiving and Responding to a Private Call
When a Private Call is received, your radio will display the icon
.
You may hold down the PTT key within the preset time period to
call back. If you do not respond to a received Private Call, your
radio will provide appropriate indications. .

12
Note:
1. If the Display Missed Call feature is enabled
by your dealer, your radio will display the
missed call icons and .
2. If the Display Missed Call feature is not
enabled by your dealer, your radio will
display the missed call icon only.
Group Call
Transmitting a Group Call
You may transmit a Group Call through any of the following
methods. When transmitting a Group Call, the icon will
appear.
 Transmitting a call to the preset contact
 Transmitting a call through Contact List
 Transmitting a call through Manual Dial
Receiving and Responding to a Group Call
When a Group Call is received, your radio will display the icon
.
You may hold down the PTT key within the preset time period
to call back. If you do not respond to a received Group Call, the
radio will display the missed call icon. The indication information
is the same as that for the Private Call.
Call
All Call
Transmitting an All Call
Two methods are available for transmitting an All Call:
transmitting a call to the preset contact; transmitting a call
through Contact List. They are the same as those in Transmitting
a Private Call. When transmitting an All Call, the icon will
appear.
Note: You can transmit an All Call only when it is
enabled by your dealer.
Receiving an All Call
When an All Call is received, your radio will display the icon
.
Note: You cannot respond to an All Call.
Calls on Analog Channels
To transmit on an analog channel, hold down the PTT key and
speak into the microphone. To receive, release the PTT key.
Phone
If the repeater is connected with a PSTN gateway (such as
Zetron M30), the radio can communicate with the phone via it.

13
Transmitting a phone call:
1. Access the phone system.
●Live Dial
Hold down the PTT key, and enter the access code via the
palm microphone with keypad. Then release the PTT key. The
radio beeps and displays the dialing information. When the
phone system is accessed successfully, the radio goes to the
DTMF keypad mode.
●Buffer Dial
A. Enter the DTMF keypad mode. The following methods are
available to enter this mode.
●Go to “Menu -> Phone –> Manual Dial” to enter the DTMF
keypad mode.
●Press the programmed DTMF Keypad key.
●Go to “Menu -> Phone -> DTMF Keypad”, and then select
“Enable". The number entered via the palm microphone with
keypad in the home screen is the DTMF code.
B. Access the phone system: Enter the access code via the
palm microphone with keypad and then press the PTT key.
The radio beeps and displays the dialing information. When
the phone system is accessed successfully, the radio goes to
the DTMF keypad mode again.
2. Make the phone call.
●Live Dial: Hold down the PTT key and enter the phone
number via the palm microphone with keypad. Release the
PTT key after the complete number is entered.
●Buffer Dial: Enter the phone number via the palm microphone
with keypad and then hold down the PTT key.
Call
●Select “Back”. Then go to “Menu -> Phone ->Phone List” to
select a desired contact, and press the PTT key.
3. After the call is established, you can hold down the PTT key
to talk, and release it to listen.
To end the call, you can send the de-access code (the input
method is the same as that for the access code) to exit the phone
system.
If the phone is hung up, the call will be ended and the phone
system will be exited too.
Receiving a phone call:
●When the radio receives a phone call, the icon or
will appear.
●You may hold down the PTT key within the preset time period
to call back. If you do not respond to it, your radio will provide
appropriate indications. The indication information is the same
as that for the Private Call.

14
Menu Navigation
Menu
Contact
Message
Call Logs
Scan Zone
Settings
Accessories
Roaming
Phone
This radio supports menu reset function, that is, if you do not
operate the menu for a predefined time period, the radio will
automatically return to the home screen.
Contact
To access this item, press the Menu key in the home screen and
then select “Contact”.
Contact List
You can save up to 512 entries in the list. To access this item,
select “Contact -> Contact List” or press the shortcut key for
Contact List.
Ctrl Services
You can send to a Private Call contact the following commands:
alert call, radio check, remote monitor, radio enable or radio
disable. See the “Manual Dial” below for details.
Editing a Contact
You can edit the number and alias of each Private Call contact.
Viewing a Contact
You can view details of each contact.
Deleting a Contact
You can delete a Private Call contact. However, please note
that you can not delete the contact when there is only one entry
left in the list. In addition, the Private Call contact preset on the
currently used channel cannot be deleted.
New Contact
You can add a Private Call contact to the contact list. The number
and alias of each contact must be unique, and the available
number range is 1-16776415.
Manual Dial
You can manually input the required number for calling. On a
digital channel, if your radio supports both Private Call Manual
Dial and Group Call Manual Dial, you can switch between them
by pressing . The LCD will display appropriate ID.
For a Private Call number, you can select any of the following
options:

15
Alert Call
You can send an Alert Call command to a Private Call contact.
The called party will call you back after receiving the alert.
Radio Check
You can send a Radio Check command to a Private Call contact,
so as to conrm whether the radio is powered on or operates on
the current channel.
Remote Monitor
You can enable the microphone of a Private Call contact, and
monitor its activities or background voice remotely.
Radio Enable
You can enable the radio of a Private Call contact remotely and
allow it to be used normally.
Radio Disable
You can disable the radio of a Private Call contact remotely and
disallow it to be used normally.
Phone
To access this item, press the Menu key in the home screen and
then select “Phone”.
Phone List
To store phone contacts.
Manual Dial
You can manually input a phone number to make a phone call.
For details, please refer to Call -> Phone in the manual.
DTMF Keypad
To enable or disable the DTMF keypad. If enabled, the number
entered via the keypad in the home screen is the DTMF code.
Message
To access this item, press the Menu key in the home screen and
then select “Message”, or press the shortcut key for Message
directly.
New Msg
You can create new text message (256 characters at most) and
send it to an individual user or to a talk group.
Quick Text
Under this option there are some text messages (10 entries at
most) preset by your dealer. You can choose to edit and send any
entry.
Menu Navigation