Hytera Communications TC 320U1 User Manual
Preface
Thank you for purchasing HYT TC-320 Business Radio. TC-320 is unique for its compact
and delicate body. It is ergonomically designed to give you exceptional experience of
portability.
This easy-to-use radio will deliver you secure, instant and reliable communications at
peak efficiency. Please read this manual carefully before use. The information presented
herein will help you to derive maximum performance from your radio.
MODELS COVERED IN THIS MANUAL
TC-320 UHF Two-way Radio
Contents
Safety Information ............................................................................................................. 2
Product Inspection ............................................................................................................ 3
Radio Overview ................................................................................................................. 4
Battery Information ............................................................................................................ 6
Antenna Information .......................................................................................................... 9
Assembly and Disassembly ............................................................................................ 10
Attaching/Removing the Battery ............................................................................... 10
Attaching/Removing the Antenna ............................................................................. 11
Attaching/Removing the Belt Clip ............................................................................. 12
Attaching/Removing the Battery When the Belt Clip is Attached .............................. 13
Attaching/Removing the Earpiece/Mini USB ............................................................ 13
Basic Operations ............................................................................................................. 14
Turning the Radio On/Off ......................................................................................... 14
Adjusting the Volume ............................................................................................... 14
Selecting a Channel ................................................................................................. 14
Transmitting ............................................................................................................. 14
Receiving ................................................................................................................. 14
Programmable Auxiliary Functions .................................................................................. 14
Advanced Operations ...................................................................................................... 15
CTCSS/CDCSS ....................................................................................................... 15
Battery Save ............................................................................................................ 15
Power Adjust ............................................................................................................ 16
Time-out Timer (TOT) .............................................................................................. 16
Battery Strength Indicator ........................................................................................ 16
Monitor ..................................................................................................................... 17
Scan ......................................................................................................................... 17
Busy Channel Lockout (BCL) ................................................................................... 19
Low Battery Alert ...................................................................................................... 19
VOX (Voice-Operated Transmit) .............................................................................. 19
Troubleshooting .............................................................................................................. 21
Care and Cleaning .......................................................................................................... 22
1
Safety Information
The following safety precautions shall always be observed during operation, service and
repair of this equipment.
◇ This equipment shall be serviced by qualified technicians only.
◇ Do not modify the radio for any reason.
◇ Use only HYT supplied or approved batteries and chargers.
◇ To avoid electromagnetic interference and/or compatibility conflicts, turn off your
radio in any area where posted notices instruct you to do so. Turn off your radio
before boarding an aircraft. Any use of a radio must be in accordance with airline
regulations or crew instructions.
◇ For vehicles with an air bag, do not place a radio in the area over an air bag or in
the air bag deployment area.
◇ Turn off your radio prior to entering any area with explosive and flammable
materials.
◇ Do not charge your battery in a location with explosive and flammable materials.
◇ Turn off your radio before entering a blasting area.
◇ Do not use any portable radio that has a damaged antenna. If a damaged
antenna comes into contact with your skin, a minor burn can result.
◇ Do not expose the radio to direct sunlight over a long time, nor place it close to
heating source.
◇ When transmitting with a portable radio, hold the radio in a vertical position with
the microphone 3 to 4 centimeters away from your lips. Keep antenna at least 2.5
centimeters away from your body when transmitting.
WARNING: If you wear a radio on your body, ensure the radio and its antenna
are at least 2.5 centimeters away from your body when transmitting.
The radio is not intended for use by general population in an uncontrolled environment. It
is only for occupational use and only applied to work-related conditions.The radio must be
only used by users, who are fully aware of the hazards of the exposure and who are able
to exercise control over their RF exposure to qualify for the higher exposure limits.
2
FCCandIndustryCanadaNoticetoUsers
Thisdevice complieswith Part15of FCC rulesandRSS‐210of theIndustryCanadarulesper the
conditionslistbelow:
1. Thisdevicemaynotcauseharmfulinterference.
2. This device must accept any interference received,including interference that may cause
undesiredoperation.
3. Changesor modificationsmadetothis unitnot expresslyapprovedbyparty responsiblefor
compliancecouldvoidtheuser’sauthoritytooperatetheequipment.
Thisequipment hasbeen tested andfoundtocomplywiththelimits for aClass Bdigital device,
pursuant to part 15 of FCC Rules.
against harmful interference in a residential installation. This equipment generates and can
radiateradiofrequencyenergyand, ifnotinstalledandusedinaccordancewiththeinstructions,
may cause harmful interference to radio communications.However,there is no guaranteethat
interference will not
interferencetoradioortelevisionreception,whichcanbedeterminedbyturningtheequipment
off and on, the user is encouraged to try to correct.The interference by one or more of the
followingmeasures:
● Reorient or relocate the receiving
equipmentandreceiver.
● Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthereceiveris
connected.
● Consultthedealeroranexperiencedradio/TVtechnicianforhelp.
These limits are designed to provide reasonable protection
occur in a particular installation. If this equipment does cause harmful
antenna.Increase the separation between the
Product Inspection
Please unpack the package box carefully and check that all items shipped are received;
report any missing or damaged items to your dealer.
Accessories
Item Qty. (PCS)
Antenna 1
Nylon Strap 1
Belt Clip 1
Screw (Belt Clip) 2
Li-Ion Battery 1
Switching Power 1
Owner’s Manual 1
Antenna Li-Ion Battery
Switching Power (varying
in different countries and
Nylon Strap
regions)
Belt Clip
Note: Frequency band is marked on the label of antenna, if not, please refer to the label
on the radio unit for detailed frequency band information.
3
Radio Overview
(1) PTT (Push-to-Talk)
(2) SK (Side Key) (3) Speaker
Key
(5) Microphone (6) Nameplate (7) Charging Terminal (8) Antenna
(10) Channel/Status
(9) Power Switch
Indicator
(13) Accessory Jack
Cover
(17) Screw (Belt Clip) (18) Belt Clip (19) Rear Cover (20) Battery Latch
﹡PTT (Push-to-Talk) Key
(14) Audio Accessory
Jack
(11) Channel Selector
Knob
(15) Mini USB Jack (16) Strap Hole
(4) Volume Adjust
Keys [+]/[-]
(12) Charge
Indicator
4
Press and hold down the PTT key to transmit, and release it to receive.
﹡SK (Side Key)
Side Key is a programmable key that can be assigned with long/short press functions
by your dealer.
Note:
Short Press: Key press shorter than 1 second.
Long Press: Key press longer than 1 second.
﹡Status Indicator
Status indications and alert tones are shown in the table below:
When the radio is turned on, the power on alert tone sounds and
Power on (to enter user
mode)
Status Indicator flashes orange once.
When the current channel is a blank channel, the radio sounds
beep tone continuously.
Power off When the radio is turned off, the power off alert is heard.
Status Indicator flashes red, and a low-pitched tone sounds at
Low battery alert
intervals of 10 seconds.
Status Indicator glows red when transmitting.
When TOT timer expires, the radio sounds beep tone
Transmitting
continuously.
TOT pre-alert: A beep is heard.
Receiving Status Indicator glows green when carrier is present.
Status Indicator flashes green once every 1 second, while
scanning is in process.
Scan Start Alert Tone (programmable by your dealer): A beep is
heard.
Scanning
When signal is received on a certain channel, Status Indicator
solidly glows green.
Scan Exit Alert Tone (programmable by your dealer): A beep is
heard.
5
A low-pitched tone is heard when transmit power is switched
from high power to low power.
Power adjust
A high-pitched tone is heard when transmit power is switched
from low power to high power.
One beep sounds when the VOX feature is activated.
VOX
Two beeps sound when the VOX feature is disabled.
* Battery Latch
Used to secure or remove the battery.
* Audio Accessory Jack
Used to connect audio accessories such as earpieces.
* Mini USB Jack
Used to connect accessories such as programming cable, cloning cable and power cord.
Battery Information
Initial Use
New batteries are shipped not fully charged from the factory. Charge a new battery for 5
hours before initial use. The maximum battery capacity and performance is achieved after
three full charge/discharge cycles. If you notice the battery power runs low, please
recharge the battery.
Applicable Battery Packs
To reduce the risk of injury, charge only the battery specified by the manufacturer. Other
batteries may burst, causing bodily injury and damage.
Caution:
1. To avoid risk of personal injury, do not dispose of batteries in a fire!
2. Dispose of batteries according to local regulations (e.g. recycling). Do not dispose as
household waste.
3. Never attempt to disassemble the battery.
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