Safety Information ......................................................................................................................................3
Radio Overview ..........................................................................................................................................6
Functions and Settings ..............................................................................................................................22
Care and Cleaning.....................................................................................................................................31
Thank you for your purchase of the HYT TC-610/610P radio - the choice for professionals.
TC-610/610P is a professional radio that with exquisite and ergonomic design, which bring user
a fine operation feel. The TC-610/610P is customized for noisy environments such as
construction sites because all TC-610/610P radios are approved to dust & water protection
Class IP66 and endowed with large speaker.
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-610/610P VHF Two-way Radio
TC-610/610P UHF Two-way Radio
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TC-610/TC-610P Owner’s Manual
Safety Information
The following general safety precautions as would normally apply, which should be
observed during all phases of operation, service and repair of this equipment.
◇ Turn off your radio prior to entering any area with a potentially explosive atmosphere.
◇ Do not charge your battery in a potentially explosive atmosphere.
◇ 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.
◇ This equipment should be serviced by qualified technicians only.
◇ To avoid possible interference with blasting operations, turn off your radio when you are
near electrical blasting caps. In a blasting area or in areas such as hospital site posted
“Turn off two-way radio”; when taking an airplane, please obey the “turn off two-way
radio” instruction of aircrew staff as well.
◇ 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. Air bags inflate with great force. If a radio is placed in the air bag
deployment area and the air bag inflates, the radio may be propelled with great force
and cause serious injury to occupants of the vehicle.
◇ Do not expose the radio to direct sunlight over a long time, nor place it close to heating
source.
◇ When using your radio, hold the radio in a vertical position with the microphone 3 to 4
centimeters away from your lips.
◇ If you wear a radio on your body when transmitting, ensure the radio and its antenna is
at least 2.5cm away from your body.
Cautions!
1. Please attach the earpiece cover if there is not any earpiece in use. Consequences such as
water and dust getting into interior parts of radio, or terminal getting rusty, due to irreparable
damage, would lead to error even rejection of radio.
2. Do use the earpiece with good waterproof performance; meanwhile, make sure that the
earpiece is perfectly attached to the earpiece jack.
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3. For avoidance of serious damage due to water getting into the interior radio, do not destroy or
tear down the label covered above the waterproof test hole.
4. In consideration of IP66 standard, user only can WASH the radio when cleaning; do NOT IMMERSE the radio into water for any clean.
In washing, please turn off the radio first; the clean time of it must be controlled within 2 to 3
minutes each time. If the radio accidentally drops into water, please take it out quickly, power it
off and use it unless the parts are wiped or totally air dried.
5. For avoidance of affection of product life due to dust getting into interior radio, please use the
carrying case.
Product Inspection
Before unpacking the TC-610/610P portable radio, please inspect the packaging for signs of
damage and report any damage to your dealer.
Upon unpacking of the TC-610/610P portable radio, please ensure that all items shipped were
received, report any missing or damaged items to your dealer.
Qty. (PCS)
Item
Antenna 1
Belt Clip 1
Strap 1
Battery 1
MCU Charger 1
Switching Power 1
Owner’s Manual 1
Note: 1. Frequency band is marked on the label of antenna. Please refer to the label on the
radio unit for detailed frequency band information.
2. The radio unit is shipped with screws mounted from the factory.
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Li-Ion Battery MCU Rapid-rate Charger (for
Li-ion/Ni-MH Batteries)
Switching Power (different P/N for
different countries and areas)
Belt Clip Strap
Antenna
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Radio Overview
TC-610
(1) PTT (Push-to-Talk)
key
(5) Microphone (6) Antenna (7) LED Indicator (8) Channel Selector Knob
(9) Radio On-Off
/Volume Control Knob
(13) Belt Clip
6
(2) SK1 key (Side Key 1)
(programmable)
(10) Battery Latch (1 1) Accessory Jack (12) Accessory cover
(14) Battery
(3) SK2 (Side Key 2)
(programmable)
(15) Screw (16) Electrode Piece
(4) Speaker
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TC-610/TC-610P Owner’s Manual
TC-610P
(1) PTT (Push-to-Talk)
key
(5) Microphone (6) Antenna (7) LED Indicator (8) Channel
(9) Radio On-Off
/Volume Control Knob
(13) Battery
(2) SK1 key (Side Key
1) (programmable)
(10) Battery Latch (11)Accessory Jack(12) Belt Clip
(14) Screw
(3) SK2 (Side Key 2)
(programmable)
(15) Electrode Piece
(4) Speaker
Selector Knob
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* PTT (Push-to-Talk) Key
Press and hold down the PTT key to transmit, release it to receive.
*SK1 (Side Key 1)
Side Key 1 is the programmable key that can be assigned with long press function and
short press function by your dealer. (See Glossary for definitions of short press and long
press.)
*SK2 (Side Key 2)
Side Key 2 is the programmable key that can be assigned with long press function and
short press function by your dealer. (See Glossary for definitions of short press and long
press.)
*LED indicator
Status of LED indicator and alert tone see table below (See Functions and Settings for the
detailed operations):
Power up in user mode
Low battery alert
Transmitting
When the radio is turned on, the power up alert tone
is heard.
When the current channel is a blank channel, the
radio sounds Beep tone continuously.
LED flashes red, and a low-pitched tone sounds at
intervals of 10 seconds.
LED glows red when transmitting
When TOT timer expires, the radio sounds Beep tone
continuously.
TOT pre-alert: a Beep is heard.
Tx PTT ID: continuous Beep tone (programmed by
your dealer, available to TC-610P only).
Tx PTT ID Completion: short Beep tone (programmed
by your dealer, available to TC-610P only).
Receiving LED glows green when carrier is present.
Scanning Green LED flashes at every 1 second, while scanning
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Power adjust
is in process.
Scan Start Alert Tone (programmable by your dealer):
a beep is heard.
Scan Exit Alert Tone (programmable by your dealer):
a beep is heard.
Priority Channel Scan Alert Tone (programmable by
your dealer): when scanning, if the current channel is
the priority channel, the radio sounds a Beep.
A low-pitched tone is heard when transmit power is
adjusted from high power to low power.
A high-pitched tone is heard when transmit power is
adjusted from low power to high power.
A high-pitched tone is heard when the VOX feature is
activated.
VOX
A low-pitched tone is heard when the VOX feature is
disabled.
*Channel Selector Knob
Rotate the knob to select from channel 1 to 16.
* Radio On-Off/Volume Control Knob
Rotate the knob clockwise to turn the radio on, rotate the knob fully counter-clockwise until a
click is heard to turn the radio off.
Turn the knob clockwise to increase the volume, or counter-clockwise to decrease the
volume.
*Battery latch
Used to remove the battery.
* Accessory Jack
The jack is used to connect speaker, microphone, external PTT, earpiece, programming
cable and cloning cable.
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Battery Information
Initial Use
New batteries are shipped uncharged 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.
Battery Tips
1. When charging your battery, keep it at a temperature among 5℃ - 40℃. Temperature out of
the limit may cause battery leakage or damage.
2. When charging a battery attached to a radio, turn the radio off to ensure a full charge.
3. Do not cut off the power supply or remove the battery when charging a battery.
4. Never charge a battery that is wet. Please dry it with soft cloth prior to charge.
5. The battery will eventually wear out. When the operating time (talk-time and standby time)
is noticeably shorter than normal, it is time to buy a new battery.
To Prolong Battery Life
1. Battery performance will be greatly decreased at a temperature below 0. A spare battery ℃
is necessary in cold weather. The cold battery unable to work in this situation may work
under room temperature, so keep it for later use.
2. The dust on the battery contact may cause the battery cannot work or charge. Please use
clean dry cloth to wipe it before attaching the battery to the radio.
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Battery Storage
1. Fully charge a battery before you store it for a long time, to avoid battery damage due to
over-discharge.
2. Recharge a battery after several months’ storage (Ni-MH & Ni-Cd batteries: 3 months;
Li-Ion & Li-polymer batteries: 6 months), to avoid reducing battery capacity due to
over-discharge.
3. Store your battery in a cool, dry place under room temperature, to reduce self-discharge.
Charging Operation
When the radio flashes red LED and sounds low-pitched tone at intervals of ten seconds,
indicating the battery power is low, please charge the battery by the HYT approved charger. The
charger’s LED indicates the charging progress.
Status Charger LED Remarks
Standby (no-load) Red LED flashes slowly (0.2s on/3s off )Intelligent rapid-rate
charger only
Battery is charging Red LED solidly glows
Battery is fully
charged
Error Red LED flashes rapidly (0.2s on/0.2s
Green LED solidly glows
off)
Intelligent rapid-rate
charger only
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Charging please refer to the following procedure:
(Take TC-610 as the sample)
1. Plug the DC connector of the adapter into the DC socket on the back of the charger.
2. Place the radio with the battery attached, or the b attery alone, in the charger.
3. Plug the AC connector of the adapter into the AC outlet socket.
4. Make sure the battery is in well contact with the charging terminals, the charging process
initiates when the red LED lights.
5. The greed LED lights about 3 hours later indicating the battery is fully charged. Then remove
the radio with the battery attached or the battery alone from the charger.
Troubleshooting:
When troubleshooting, always observe the color of the LED.
No LED Indication?
1. Make sure that the power cord is plugged into an appropriate AC outlet.
Red LED flashes rapidly (0.2s on/0.2s off)?
1. Remove the battery from the charger, and:
a) Make sure that it is a HYT authorized battery. Other batteries may not charge.
b) Remove power from the battery charger, and clea n the gold metal, charging contacts
of the battery and charger, using a clean dry cloth.
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2. The battery temperature may be above 45℃.
3. Defective battery. Please replace it with a new one.
4. Power up the charger and place the battery back into the charger pocket. If the LED
indicator continues to flash red, replace the battery.
Note:
When the battery charger detects the proper battery conditions, rapid charging begins
automatically (steady red LED).
If the battery temperature is above 45℃, the charger will report the fault by flashing red
LED rapidly (0.2s on/0.2s off), and will not charge until the battery temperature is below
45℃, with red LED solidly glows (Ni-MH battery only).
Antenna Information
Stubby antennas are ideal for communication within limited range. Fine and long
antennas optimizes communication coverage, ideal when the radio is worn on the belt
because they are flexible and soft.
Rainy days or forest locations may narrow your communication range, please prepare
in advance to avoid potential inconvenience.
Assembly and Disassembly
(Note: Pictures listed below all take TC-610 as the sample)
Attaching the Battery
1. Hold the battery and make it close to the top of aluminum chassis. (See figure 1 below)
(Note: insert the tab on the top of battery into the top of battery slot).
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Figure 1
2. Lightly pr ess the bottom of the battery until a click is heard. By then, the battery latch locks
with the main unit and assembly is finished. (See figure 2 below)
Note: if the battery is not well locked, please remove the battery and attach it again.
Figure 2
Removing the Battery
1. Please turn off the radio first. Then hold the top of radio main unit and press belt clip to
make its tail turn up. Lift the battery latch in the direction of the arrow. (See figure 3 below)
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Figure 3
2. When the bottom of battery is lifted, release the battery latch and take out from the battery
slot. (see figure 4 below)
(Note: when battery is titled, the angle between battery and main unit can not be too large so
that serious abrasion of the tab in the top of battery is caused.)
Figure 4
Attaching the Antenna
1. Insert the antenna to the big screw thread hole on the top of main unit.
2. Turn the antenna clockwise until it is screwed down, shown as figure 5.
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Figure 5
Removing the Antenna
When disassembling antenna, turn the antenna counter-clockwise until it is loosen and screwed
out, shown as figure 6.
Figure 6
Attaching the Belt Clip
Loose the screw of belt clip from the main unit, fasten the belt clip to the main unit (make sure
the screw holes of belt clip and of aluminum chassis are aligned), clockwise screw down the belt
clip. (See figure 7 below)
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Figure 7
Removing the Belt Clip
Turn the screwdriver counter-clockwise to loosen the screw. Please refer to the operations for
attaching the belt clip. (See figure 8 below)
Figure 8
Attaching the Earpiece/Microphone (TC-610)
1. Open (not remove) the accessory cover, shown as figure 9.
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Figure 9
2. Plug the audio accessory firmly into the accessory jack, then secure the screw, shown as
figure 10.
Figure 10
Attaching the Earpiece/Microphone (TC-610P)
1. Insert the tab at the bottom of the earphone/microphone into the slot on the radio.
2. Align the screw at the top of the earphone/microphone with the threaded hole on the radio.
3. Rotate the screw clockwise to fasten. (See Figure 11 below)
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Figure 11
2. Plug the audio accessory firmly into the accessory jack, and then secure the screw, shown as
figure 12.
Figure 12
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Removing the Earpiece/Microphone
Loosen the screw and then remove the audio accessories.
Note: Using the radio with audio accessory may affect the waterproof performance of the radio.
General Radio Operations
(Note: Pictures listed below all take TC-610 as the sample)
Note: See Glossary for definitions of relevant words.
Turn the Radio On/Off
Turn the radio on-off /volume control knob clockwise to turn on the radio, then radio sounds an
alert tone. Turn the radio on-off /volume control knob counter-clockwise to turn off the radio.
(See figure 13 below)
Figure 13
Adjust the Volume
Press the programmable key set as Squelch Off / Squelch Off Momentary to listen the
background noise, then turn the volume control knob clockwise/counter-clockwise to
increase/decrease the volume. See Glossary for definition of Squelch. (See figure 14 below)
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Figure 14
Select a Channel
Turn the channel selector knob to select a channel. (See figure 15 below)
Figure 15
Transmitting
To transmit, press and hold down PTT key and talk to microphone to speak. Ensure the radio is
2.5 to 5 centimeters away from your lips.
Receiving
To receive signal, release the PTT key.
Talk Range
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Flat ground with no obstructions Up to 10 kilometers
Residential area (close to buildings)
Inside multi-level buildings Up to 20 floors
Up to 5 kilometers
Programmable Auxiliary Functions
Your dealer may program the TK, SK1, SK2 (long or short press) keys with one of the following
auxiliary functions respectively. See Functions and Settings for the detailed description.
z None
z Power Adjust
z Battery Power Indicator
z Squelch Off (See Glossary for definitioins of Steady and Squelch Off.)
z Squelch Off Momentary
z Monitor
z Monitor Momentary(See Glossary for definitioins of Momentary and Monitor)
z Scan(See Glossary for definitioin of Scan.)
z VOX
Functions and Settings
The following functions are programmable by your dealer.
CTCSS/CDCSS
Set up talkgroups with unique CDCSS/CTCSS to prevent unwanted conversations on the same
frequency. See Glossary for definitions of CTCSS and CDCSS.
If CTCSS/CDCSS is set on the current channel, CTCSS/CDCSS match is required for the radio
to unmute to an incoming signal. If CTCSS/CCSS is not set, the radio can receive calls from all
users operating on the same frequency. Your dealer may set CTCSS/CDCSS for some
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channels.
This feature does not mean that your conversation will not be heard by others. Radios that set
with the same CTCSS/CDCSS, or no CTCSS/CDCSS, can receive from you.
Battery Save
This feature can be enabled by your dealer. The Battery Save feature is automatically activated
once no activity on the channel and no operation performed (no key press and no knob
selection), for extended operation time.
Pressing any key or receiving a signal will restore the radio to normal operation and exit from
Battery Save.
See Glossary for the definition of Battery Save.
Power Adjust
A press of the programmed Pow er Adjust key switches the transmit power level between high
and low power.
Time-out Timer (TOT)
Limits the amount of time the radio user can continuously transmit on a channel. If the user
holds down the PTT longer than the preprogrammed limit, the radio automatically stops
transmitting, and generates a warning tone until the PTT is released.
Your dealer may program the alert tone that sounds before the TOT timer nearly expires.
See Glossary for the definition of Time-out Timer.
Battery Strength Indicator
The TC-610/610P allows you to simply press one button to illuminate the LED batter gauge,
which emits different indications representing battery strength levels until the key is released.
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Battery StrengthLED Indication
70% - 100% Green
50% - 70% Orange
30% - 50% Red
10% - 30% No indication is shown when programmable key is pressed; LED
flashes red while radio is operating. While the radio standby, LED
flashes red and a low-pitched tone sounds at intervals of a preset
time (defaulted as 10s). The interval can be set by programming
software.
Less than 10% No indication is shown when programmable key is pressed; at
the time, radio can only receive or standby (Tx is disabled). While
the radio standby, LED flashes red and a low-pitched tone
sounds at intervals of a preset time (defaulted as 10s). The
interval can be set by programming software. If PTT key is held
down, an alert tone indicating low-voltage Tx inhibt would sound.
Monitor / Squelch Off
zSquelch Off
Causes the radio to forcibly unmute speaker to here activities on the current channel, whatever
the receive condition is. The radio speaker outputs audio when audio signal is present, or
background noise will be heard if no audio signal is detected.
Press the function key to enter the Squelch Off mode, and press it again to exit.
zSquelch Off Momentary
Causes the radio to forcibly unmute speaker to here activities on the current channel, whatever
the receive condition is. The radio speaker outputs audio when audio signal is present, or
background noise will be heard if no audio signal is detected.
Holds down the function key to enter the Squelch Off Momentary mode, and release it to exit.
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zMonitor
Carrier condition must be satisfied for the radio to unmute to an incoming call, regardless of
CTCSS/CDCSS condition.
Press the function key to enter Monitor mode, and press it again to exit.
zMonitor Momentar y
Carrier condition must be satisfied for the radio to unmute to an incoming call, regardless of
CTCSS/CDCSS condition.
Holds down the function key to enter Monitor Momentary mode, and release it to exit.
Scan
Press the programmed Scan key to initiate scanning ascending through the channel numbers in
scan list. Green LED flashes during the scan process, and solidly glows when activity is
detected on a channel and signalling condition is satisfied. Press the key again to exit scanning.
When scanning is active, the radio continuously scans for activity on scan list members. Once
activity is detected on a channel, scanning pauses on the active channel for you to receive
activity. Your dealer can choose channels that you wish to scan and list them in a scan list.
No Priority Channel
Assuming a scan list with 6 channels, if all the channels are non-prioritized, the normal scan
operation would check for activity in the following sequence, as figure 16 has shown.
Figure 16
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Priority Channel Scan
If you prioritize Channel 2 as Priority 1, the scan operation would change as figure 17 show n
below.
Figure 17
Scan On/Off
You can enter scan mode through the following two methods:
1. Key operation
Press the programmed Scan key to enter scan mode, provided that there’re no less than 2
members in the scan list.
2. Auto
When Auto Scan is enabled for a channel, the radio shall automatically enter scan mode when it
is switched to the channel.
You can exit scan mode through the following three methods:
1. Key operation
Press the programmed Scan key to exit scan mode.
2. Auto
The radio automatically exits from scan mode when it is switched to another channel.
3. Turn the radio off.
zTalk Back
You can respond to any calls received during the scan process by pressing the PTT.
zPriority Channel Scan
Enable you to constantly monitor & keep an update on the activities on the most commonly used
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channel so that messages will not be missed. Check with your dealer for details.
When scanning remains on a non-priority channel, the radio continues to monitor activities on
the priority channel, and jumps to the priority channel if activity is detected.
Busy Channel Lockout (BCL)
Avoid interference with the users using the same channel by preventing transmission if another
talk group is already on the air. The radio will generate a continuous tone upon PTT press if a
transmission is not allowed. Release the PTT to cancel the tone.
See Glossary for definition of BCL.
Low Battery Alert
For extra convenience, LED flashes red and a low-pitched tone sounds at every ten seconds to
alert users to recharge the battery should the battery level run low.
Voice Operated Transmit (VOX)
You can transmit hands free with the use of optional accessories. The radio will automatically
begin transmitting when you speak, and terminate transmitting when you stop talking. See
Glossary for definition of VOX.
Press the programmed VOX key to activate or exit the VOX feature, with alert tone sounds
accordingly.
Your dealer can enable/disable the VOX feature, and set the VOX sensitivity. When VOX
feature is enabled, the user can transmit hands free with VOX accessories:
1. Press the programmed VOX key to activate the VOX feature.
2. Select the PTT/VOX switch on the earpiece to VOX.
3. Plug the earpiece into the accessory jack.
4. Speaker into the earpiece microphone and your voice will be transmitted.
When transmitting with VOX accessories, you may here your own voice from the VOX earpiece
slightly. Press the PTT of your radio to disable the VOX feature. Turn the radio off on again, or
plug the earpiece into the accessory jack again to restore the VOX feature.
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Note: No matter whether the VOX feature is enabled, if you select the PTT/VOX switch on the
earpiece to PTT, you are able to transmit by press of the external PTT, and you are not allowed
to push the switch from PTT to VOX, this action shall cause the radio to continuously transmit.
When continuous transmission occurs, push the PTT/VOX switch from VOX to PTT, or turn on
the radio again to restore the radio to operation use. (See figure 18 below)
Figure 18
Note: to order accessories, please contact your dealer.
ATIS
When holding down PTT key, radio with ATIS function (Auto Identification Setting) transmits a
12 digits ID code according to private code regulation and modulation method. By the function,
manager monitors the devices on the go in any time and avoids valid use of them.
Note: ATIS enable check and 12 digits ID identification code can be programmed by your dealer .
HDC1200 PTT ID Encode(Available to TC-610P only)
When PTT key is held down or released, calling party transmits an ID code; then the called party
or manager gets the calling party ID through identification of ID code being received. By the
function, improper use of device, system business recording as well as quick response for
emergency all can easily be realized.
Note: Options for PTT ID transmission and ID code can be programmed by your dealer.
DOS (Data Operated Squelch)
The function is to filter unnecessary noise and secure enough quiet when receiving ATIS and
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HDC1200 PTT ID data. DOS time can be programmed by your dealer.
Note: DOS enable check and DOS time can be programmed by your dealer.
2-Tone Decode(Available to TC-610P only)
The function is to receive 2-tone signal that transmitted by radio with 2-tone encode and to
respond the function according to the preset configuration.
Note: Parameter setting of 2-tone decode can be programmed by your dealer.
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Troubleshooting
Symptom Solution
a. The battery is run out. Please recharge the battery
Cannot power on the radio.
The operation time will not increase
even though the battery is properly
charged.
Cannot talk to or hear group
members.
Hear non-group members
No voice or low voice while
transmitting
or replace it with a fresh one.
b. The battery is not properly installed. Please
remove and reinstall the battery.
a. The battery life cycle is over, please replace with a
new one.
b. The battery is not fully charged. Make sure that the
battery is removed after LED indicator has indicated
green.
a. Confirm radios have the same channel, and
CTCSS/CDCSS settings.
b. Make sure you are within their communication
range.
a. Please change your CTCSS/CDCSS settings, and
so as your group members.
a. Whether the volume switch knob is switched to a
proper position.
b. Send the radio to your dealer for microphone
detection.
Noise always on a. Group members are too far away t o receive their
call. Please go within the communication range and
re-power on the radio to try.
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Care and Cleaning
z Do not handle the radio by its antenna or external microphone directly.
z Do not place the radio in a dusty or dirty environment.
z Clean the radio with a lint-free cloth to remove dir t or grease, to avoid poor contact due to
excessive dust.
z Clean the radio using a lint-free cloth moistened with clean water and a mild dishwashing
liquid.
zAvoid subjecting the radio to corrosives, solvents or spirits.
Name Description
Short Press Key press shorter than 1.5 seconds.
Long Press Key press longer than 1.5 seconds.
In normal mode, no key operation is made on the
Standby Status
radio and the radio is in receiving status.
The setting of CTCSS/CDCSS code in transmitting
CTCSS/CDCSS
Battery Save
Time-out T imer (TOT)
Squelch
Squelch Off
party must match that in the receiving party, for the
receiver to unmute its speaker to output audio.
The function is to save the battery power and
prolong the operation time. Once no activity on the
channel and no operation performed, the radio shall
be on and off alternately.
The time-out timer feature stops someone from
talking too long and tying up the channel.
The purpose of squelch is to mute audio output
from the speaker when no signals are present.
Open the squelch to unmute radio speaker.
Always unmute speaker to receive audio as well as
background noise.
Carrier condition must be satisfied for the radio to
Monitor
Momentary
Scan
Busy Channel Lockout Avoid interference with the users using the same
39
unmute to an incoming call, regardless of
CTCSS/CDCSS condition.
Holds down the function key to activate the status,
and release it to exit.
The scan feature enables the radio to continuously
scan each channel for activity.
Page 40
TC-610/TC-610P Owner’s Manual
channel by preventing transmission if another talk
group is already on the air.
The radio will automatically begin transmitting when
VOX
you speak.
HYT endeavors to achieve the accuracy and completeness of this manual, but no warranty of
accuracy or reliability is given. All the above specifications and design are subject to change
without notice due to continuous development.
No part of this manual may be copied, reproduced, translated, stored in a retrieval system,
distributed, or transmitted in any form or by any means, electronic or mechanical, for any
purpose without the express written permission of HYT.
40
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