Hytera HM78XVHF User manual

1
1. Product Overview
1.1 Product Layout
Front Panel
No. Part Name No. Part Name
1 Volume Control &Channel/GroupSelecto
r
Knob 9 Right Key
2 LED Indicator 10 Down Key
3 LCD Display 11 Speaker
4 OK/Menu Key 12 P5/Answer Key
5 Back/Subgroup Key 13 Left Key
6 P6/End Key 14 P1/P2/P3/P4 (Programmable Keys)
7 Power On/Off Key 15 Top Key (TK)
8 Up Key 16 Aviation Connector

2
Rear Panel
No. Part Name No. Part Name
1 RF Antenna Connector 4 GPS Antenna Connector
2 Power Inlet 5
N
etwork Port
3 Accessory connector / /
Note
The GPS antenna connector is used only by radioswith the GPS feature.
Palm Microphone
Note
The palm microphone without keypad is available for the digital radio and the one with keypad is for the
trunking radio.

3
Handset
Note
The handset is available only for the duplex radio.
1.2 Programmable Keys
You can request your dealer to program the followingkeys as shortcuts to assignable radio features:
Mobile radio: TK, P1 key, P2 key, P3 key, P4 key, P5/Answer key, and P6/End key.
Palm microphone with keypad: TK, P1 key, and P2 key.
Handset: Same as the mobile radio.

4
2. Installation
2.1 Instructions
Before installing the radio in a vehicle, read the following instructions carefully:
The radio must work with a 13.6V ± 15% negative ground electrical system only. Ensure to check the ground
polarity and voltage of the vehicle power supply prior to installation.
Check how long the screws will extend from the bottom surface of the radio. Drill the mounting hole cautiously to
avoid damage to the vehicle wiring and other parts.
Connect the antenna and power cord to the radio before you install the radio in the bracket. Make sure the antenna
and power cord are dedicated for digital radios of the Company.
Install the radio with mounting bracket supplied by the Company, to avoid radio looseness in case of accidents.
The loose radio may cause bodily injury.
Install the radio in a location where you can reach the front panel conveniently.
Keep sufficient clearance at the back of the radio for wiring.
Be sure to use the fuse with the same specification for DC power cord upon replacement.
If any other devices are in the vicinity of this radio,the antenna of this radio shall be no less than 10meters away
from that of such RF device.
2.2 Tools
Electric drill
Phillips screwdriver
T6 torx screwdriver

5
2.3 Parts
No. Part Name No. Part Name
1 Mobile Radio 8 Handset
2 Locking Knobs 9 Screw (4 mm x 16 mm)
3 Mounting Bracket 10 Handset Hanger
4 Screw (4.8 mm x 20 mm) 11 GPS Antenna
5 Palm Microphone 12 Power Cord (with fuse)
6 Screw (4 mm x 16 mm) 13 RF Antenna
7 Microphone Hanger / /

6
Note
The RF antenna should be purchased separately.
The GPS antenna is available only for radioswith the GPS feature.
The palm microphone without keypad (with ⑥and ⑦) is available for the digital radio, and theone with
keypad (with ⑥and ⑦) is for thetrunking radio. The handset (with ⑨and ⑩) isfor the duplex radio.
2.4 Procedure
1. Select a location, drill holes based on the shape of themounting bracket, and then use the screws (4.8 mm x20 mm)
to secure the bracket.
2. Connect the RF antenna, GPS antenna,and powercord to the radio.
3. Slide the radio into the mounted bracket, and then secure itusing the locking knobs.
4. Install the microphone hanger in a location whereyou can reach it easily, and then use the screws (4 mm x 16 mm)
to secure it.
5. Align the triangle index on the palm microphone orthe handset with the installation index, plug theconnector into
the radio, and then rotate the connectorclockwise to secure it.
6. Place the palm microphone or the handset on thehanger when you do not use it.

3
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8
3.4 Switching the Operation Mode
The radio can operate in conventional or trunking mode.In conventional mode, you can receive and transmit voiceand
data after selecting the required channel. In trunkingmode, you can receive and transmit voice and data afterthe radio
registers with the base station (BS)successfully.
To manually switch the operation mode, go toMode>Manual Switch, or press the preprogrammedOperation
Mode Switch key.
To allow the radio to automatically switch toconventional mode when the signal drops below thepreset level in
trunking mode, go to Mode>AutoSwitch, or press the preprogrammed ModeAutomatic Switch key.
3.4.1 Conventional Mode
In conventional mode, a channel is used to receive and transmit data and voice, and a zone is a group of channels within
the same operational area. The radio receives and transmits data and voice on the selected channel.
3.4.1.1 Selecting a Zone
On the Zone menu, press the Up or Down key toselect a zone, and then press the OK/Menu key.
Press the preprogrammed Zone Up or Zone Down key.
3.4.1.2 Selecting a Channel
Press and rotate the Smart knob.
Rotate the Channel Selector knob.
Press the preprogrammed Channel Up or Channel Down key.
Press the preprogrammed Preset Channel key.
Note
If the Voice Notify feature is enabled by yourdealer, the radio announces the channel numberupon channel
switching.
3.4.2 Trunking Mode
In trunking mode, the radio communicates with eachother through base stations after successful registration.The radio
can communicate with a group of radios or asingle radio.
3.4.2.1 Selecting Group or Private Contacts
Rotate the Group Selector knob.
Press the Back/Subgroup key, and then press the Upor Down key to select from the member list.
Press the preprogrammed Group/Private Up or Group/Private Down key.

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3.4.2.2 Selecting a Subgroup
A subgroup consists of multiple groups or private contacts. To select a subgroup, do one of the following:
Press the Back/Subgroup key, and then press the Upor Down key.
Press the preprogrammed Subgroup Up or Subgroup Down key.

4
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