Hytera Communications MD78XIVHF User Manual
QUICK REFERENCE G U I D E
MD7 8 XL D IGITAL M OBILE RAD I O
Product Overview
Product Layout
Fron t Panel
No. Part Name No. Part Name
Volume Control &
1
Channel/Group
Selector Knob
2 LED Indicator 9 Down Key
3 LCD D isplay 10 Speake r
4 OK/Menu Key 11 P5/Answer Key
Back/Subgroup
5
Key
6 P6/End Key 13
7 On-Of f Key / /
8 Up Key
Programmable
12
Keys
Aviation
Connector
Rear Panel
No. Part Name No. Part Name
RF Antenna
1
Connector
2 Power Inlet 4
The GPS antenna c onnector is used only by radios
with the GPS feature.
Acc essory
3
Connector
GPS Antenna
Connector
Palm Microph one
The pa lm microphone without ke ypad is ava ilable
for the digital ra dio and the one with keypad is for
the trunking ra dio.
Hand set
1
The handset is ava ilable only for the duple x ra dio.
Programmable Keys
You ca n r equest your dea ler to progra m the f ollowing
keys as shor tcuts to a ssignable radio f eatur es:
l Mobile ra dio: P1 key, P2 key, P3 key, P4 key, TK,
P5/Answer key, P6/End key, Up ke y, a nd Down key.
l Palm microphone with keypa d: TK, P1 ke y, and P2
key.
l H andset: Same as the mobile radio.
Installation
Instructions
Before installing the ra dio in a vehicle, rea d the following
instructions ca ref ully:
l The ra dio must work with a 13.6V ± 15% ne gative
ground elec trical system only. Ensur e to c heck the
polarity a nd voltage of the vehicle power supply.
l Check how long the screws will e xtend f rom the
bottom surfac e of the r adio. Drill the mounting hole
ca utiously to a void damage to the vehicle wiring and
other parts.
l Connect the a ntenna a nd power cord to the radio
befor e you install the ra dio in the bracke t. Use the
antenna and powe r cord a uthorized by the Company
only.
l I nstall the radio with the mounting brac ket supplied by
the Company to avoid radio looseness in case of
ac cidents. The loose radio may c ause bodily injury.
l I nstall the radio in a location where you can rea ch the
front panel convenie ntly.
l Keep sufficient clea ranc e at the bac k of the ra dio for
wiring.
l Be sure to use the fuse with the same specific ation for
the DC power c ord upon repla ceme nt.
l Ensure tha t the antenna of the radio must be no less
than 10 meter s aw ay from tha t of other RF devices.
the manuf acture r dec lare, the in stall ation of
As
●
EUT is for built-in, only front enclosure can be touched, others parts can’t be touched.
Tools
l E lectric drill
l Cross head scre wdriver
l T 20 torx scre wdriver
Parts
NO. Part Name NO. Part Name
1 Mobile Radio 8 Handset
2 Loc king Knob 9
3 Mounting Brac ket 10 Handse t Ha nger
4 Scr ew (4.8 mm x 20 mm) 11 GPS Antenna
5 Palm Micr ophone 12
Screw (4 mm x
16 mm)
Power Cord ( with
2
NO. Part Name NO. Part Name
fuse)
6 Scre w ( 4 mm x 16 mm) 13 RF Antenna
7 Micr ophone Hanger / /
l T he RF a ntenna should be purc hased separately.
l The GPS a ntenna is ava ilable only for ra dios
with the GPS feature.
l The palm microphone without keypa d (with ⑥
and ⑦) is ava ilable for the digital radio and the
one with ke ypad (w ith ⑥ a nd ⑦) is for the
trunking radio. The handse t (with ⑨ and ⑩ ) is
for the duplex ra dio.
Procedure
1. Select a location, drill holes base d on the shape of the
mounting brac ket, and the n use the screw s (4.8 mm x
20 mm) to sec ure the bracke t.
2. Connect the RF a ntenna, GPS antenna ,and pow er
cord to the ra dio.
3. Slide the radio into the mounted bra cket and secure it
using the locking knobs.
4. Install the microphone hange r in a location where
you c an reach it easily, a nd use the scre ws (4 mm x
16 mm) to sec ure it.
5. Align the triangle index on the palm microphone or
the handset w ith the installation index, plug the
conne ctor into the ra dio, a nd rota te the conne ctor
clockw ise to secure it.
6. Place the palm microphone or the handset on the
hange r w hen you do not use it.
Basic Operations
Turning the Radio On or Off
To tur n the radio on, long press the On-Off key.
To tur n the radio off, press the On-Off key.
Adjusting the Volume
1. Press the Volume Control knob to switch to volume
control mode.
2. Rotate the Volume Control knob to adjust the
volume.
Using the Keypad
You ca n use the keypa d on the pa lm microphone or the
handset to edit user aliases or I Ds a nd text messages.
l To switch the input method be tween a lphabetic mode
and numeric mode, pr ess .
l To e nter spec ial char acters, press in alphabe tic
mode or in numeric mode.
l T o ente r a spa ce, press in a lphabetic mode.
Switching the Operation Mode
The ra dio can ope rate in conventional or trunking mode.
In conventional mode, you can re ceive and transmit voice
and data a fter selec ting the r equired cha nnel. In trunking
mode, you can r ece ive and transmit voice a nd data af ter
the radio r egisters with the base station (BS)succ essfully.
l To ma nually switch the operation mode, go to
Mode> Manual Switch, or pre ss the preprogr ammed
Operation M ode Switc h key.
l T o a llow the radio to automatically switch to
conve ntional mode whe n the signal dr ops below the
prese t leve l in trunking mode, go to Mode> Auto
Switch , or press the prepr ogrammed M ode
Automatic Switch key.
Con ventional Mode
In conve ntional mode, the ra dio r ece ives a nd transmits
data and voice on the selec ted c hannel.
Selecting Z ones and Chann els
A channe l is used to r ece ive and transmit da ta and voice.
A zone is a group of c hannels within the same ope rational
are a. The ra dio supports up to 64 zones, each of which
contains up to 256 cha nnels.
3
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