RCA RD3500 User manual

Copyright © 2014 Discount Two-Way Radio Corporation - North American Distributor
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RD3500TM Professional Two-Way Radio Instruction Manual
Congratulations on selecting the RD3500TM from
RCA Communications Systems - The most trusted name in radio.
Our new series of professional communications products establishes a new benchmark in premium
radio products made to perform awlessly under the most demanding commercial conditions.
Cutting edge design, professional grade materials and components, simple operation and superior
assembly quality: RCA Communications Systems has it all, including our exclusive no-nonsense,
two-year “Warranty Protection Program,” one of the most comprehensive warranties in the
communications industry.
To ensure you achieve maximum performance from your RD3500TM radio, please be sure to carefully
read this manual.
MODELS COVERED IN THIS MANUAL:
RD3500TM Two-Way Radio
sound
Enhanced Audio Clarity
TM

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RD3500TM Professional Two-Way Radio Instruction Manual
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• Refer service to qualied technicians only.
• Do not operate the transceiver nor charge
a battery pack in an explosive atmosphere
(gases, dust, fumes, etc.).
• Turn OFF the transceiver while taking on fuel
or while parked in a gasoline service station.
• Do not modify nor attempt to adjust this
transceiver for any reason.
• Do not expose the transceiver to long periods
of direct sunlight, nor place it close to heating
appliances.
• Do not place the transceiver in excessively
dusty, humid, and/or wet areas, nor on
unstable surfaces.
SAFETY: It is important that the operator be
aware of and understand hazards common to
the operation of any transceiver.
PRECAUTIONS

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RD3500TM Professional Two-Way Radio Instruction Manual
UNPACKING AND CHECKING EQUIPMENT
Supplied Accessories.....................................1
PREPARATION
Charging the Battery Pack.........................2-3
Installing/Removing the Battery Pack..............4
Installing the Antenna................................... 5
Installing the Belt Clip....................................5
Installing the Cover over the Speaker/
Microphone Jacks..........................................6
Installing the Speaker/Microphone.................6
GETTING ACQUAINTED.................................7
OPERATION...............................................8
AUXILIARY FUNCTIONS
Time-Out Timer.............................................9
Battery Saver.................................................9
Low Battery Warning..................................... 9
Monitor...................................................... 10
CTCSS/DCS CODES
50 CTCSS frequency codes (Hz).................11
104+1 DCS code.........................................11
TROUBLESHOOTING GUIDE.........................12
FREQUENCY CHART....................................13
ADVANCED OPERATIONS
Safety Training Information..........................14
Electromagnetic interference/Compatibility..15
CONTENTS

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RD3500TM Professional Two-Way Radio Instruction Manual
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UNPACKING AND CHECKING
EQUIPMENT
Carefully unpack the transceiver. We
recommend that you identify the items listed
in the following table before discarding the
packing material. If any items are missing or
have been damaged during shipment, le a
claim with the carrier immediately.
Supplied Accessories
ITEM QUANTITY
Antenna 1
Battery charger 1
AC adaptor 1
Battery pack 1
Belt clip 1
lnstruction manual 1

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RD3500TM Professional Two-Way Radio Instruction Manual
Notices
Emergency Key/Side button 1/Side button 2
and side button 3 can be programmable for
short press and long press by PC software to
these functions:
1. Unassigned. 2. All alert tones on/off, 3.
Emergency on, 4. Emergency off, 5. High/
low power, 6. Monitor, 7. Nuisance channels
delete, 8. One touch Access1, 9. One touch
Access2, 10. One touch Access3, 11. One
touch Access4, 12. One touch Access5, 13.
One touch Access6, 14. scan on/off, 15. Tight/
normal squelch, 16. Scrambler on/off, 17. Vox
on/off, 18. Tone select, 19. Battery indicator,
20. Lone work on/off, 21. Repeater/talk
around, 22. Man down on/off
GETTING UNDERSTANDING

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RD3500TM Professional Two-Way Radio Instruction Manual
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CHARGING THE BATTERY PACK FOR MORE
THAN 5 DAYS MAY REDUCE THE BATTERY
PACK LIFE.
Note: The ambient temperature should be
between 41 and 104°F (5 and 40°) while
charging is in progress. Charging outside this
range may not fully charge the battery. Always
switch OFF the transceiver equipped with a
battery pack before charging. Using the trans-
ceiver while charging its battery pack will in-
terfere with correct charging. The battery pack
life is over when its operating time decreases
even though it is fully and correctly charged.
Replace the battery pack.
PREPARATION
Charging the Battery Pack
The battery pack is not charged at the factory;
charge it before use. Initially charging the
battery pack after purchase or extended
storage (greater than 2 months) will not
bring the battery pack to its normaloperating
capacity. After repeating the charge/discharge
cycle two or three times, the operating capacity
will increase to normal.
CAUTION: DO NOT RECHARGE THE BATTERY
PACK IF IT IS ALREADY FULLY CHARGED.
DOING SO MAY CAUSE THE LIFE OF THE
BATTERY PACK TO SHORTEN OR THE BATTERY
PACK MAY BE DAMAGED.
AFTER RECHARGING THE BATTERY PACK,
DISCONNECT IT FROM THE CHARGER.

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RD3500TM Professional Two-Way Radio Instruction Manual
Plug the AC adaptor cable into the adaptor
jack located on the rear of the charger.
Plug the AC adaptor into an AC outlet.
Slide the battery pack or transceiver with a
battery pack into the charger.
Make sure the battery pack contacts are in
contact with the charging terminals. The
charger LED lights and charging begins.
After charging the supplied battery pack for 4
hours, remove it or the transceiver equipped
with it from the charger.
The charger turns to green automatically after
charging is completed.
Unplug the AC adaptor from the AC outlet.

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RD3500TM Professional Two-Way Radio Instruction Manual
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Installing / Removing the Battery Pack
The average life of the supplied battery pack
is 10 hours.
Average times are calculated using 5% transmit
time, 5% receive time, and 90% standby time.
CAUTION: DO NOT TAMPER WITH THE
BATTERY TERMINALS NOR DISPOSE OF
THE BATTERY BY FIRE. NEVER ATTEMPT TO
REMOVE THE CASING FROM THE BATTERY
PACK.
Match the top of battery with the frame of
chassis.
Match the top of battery with the frame of
chassis.
Push the battery pack to the connection of
chassis and push down the battery locker.
To remove the battery pack, pull up the battery
locker and slide the pack away from the
transceiver.

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RD3500TM Professional Two-Way Radio Instruction Manual
Installing the Antenna
Screw the antenna into the connector on the
top of the transceiver by holding the antenna
at its base and turning it clock-wise until
secure.
Note: The antenna is neither a handle, a
key ring retainer, nor a speaker/microphone
attachment point. Using the antenna in these
ways may damage the antenna and degrade
your transceiver’s performance.
Installing the Belt Clip
If necessary, buckle the belt clip to the back of
the battery pack.
Note: if not install the belt clip, the installation
position may become hot during High
Temperature.
CAUTION: DO NOT USE GLUE WHICH IS
DESIGNED TO PREVENT SCREW LOOSENING
WHEN INSTALLING THE BELT CLIP,AS IT MAY
CAUSE DAMAGE TO THE TRANSCEIVER.
ACRYLIC ESTER, WHICH IS CONTAINED
IN THESE GLUES, MAY CRACK THE
TRANSCEIVER’S BACK PANEL.

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RD3500TM Professional Two-Way Radio Instruction Manual
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Installing the Earphone/
Speaker Microphone
Plug the Earphone/Speaker Microphone into
the jack.
Note: When you use the Earphone/Speaker
Microphone, the radio may not be waterproof.
Installing the Jack Cover
If you are not using the jack, cover the jack with
the jack cover that is supplied with a screw.
Note: To keep the transceiver water resistant,
you must cover the jacks with the supplied
cover and twisting in the screw.

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RD3500TM Professional Two-Way Radio Instruction Manual
PREPARATION
Power on Radio
Switch ON the transceiver by turning the
Power Switch/Volume Control knob clockwise
until a beeping sound is heard. To turn the
power off, turn the knob counter-clockwise.
Note: There is no beep sounds heard if ALL
ALERT TONE set off.
Adjust Volume
Adjust the volume knob clockwise to increase
the volume, or count-clockwise to reduce the
volume.

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RD3500TM Professional Two-Way Radio Instruction Manual
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PREPARATION
1. Transmission
1. Analog transmission: Press PTT key and
speak to the speaker
2. Digital transmission: Each channel can be
set to digital channel
• When talking, press PTT key to call all
other members in this talk. Press PTT to
call and release PTT to receive. Press PTT
again to activate the microphone.
• When not talking, press PTT to send a
new call (use the channel knob to select
one channel or recall one ONE TOUCH
ACCESS). If the Talk Permit Tone was
programmed, the radio will be waiting for
the tone before talking
• During the talking, if your radio activate
CH Free Indication Tone (programmed by
software), you will hear a short beep tone
after your partner release PTT. This means
that the channel is free and waiting for
your call.
• In case of calling was Interrupted
(for example, your radio received the
emergency call) you can still hear the
CH Free Indication Tone, then you can
deactivate the tone by programming
software.
• When talking, if your radio activates and
is programmed to “Color Code” (this is
programmed by the software), then your
partner’s radio must be programmed with
the same color code before talking.

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RD3500TM Professional Two-Way Radio Instruction Manual
2. Receiving and Recalling Transmission
Select Zone
The Zone is a channel group, the radio can
support two zones, each zone with a maximum
of 16 channels.
• Press the preset side key which is dened
as the “Zone.”
• You can hear a Conrm tone, this means
the radio can go from Zone 1 to Zone 2, or
you will hear a negative tone which means
it will go from Zone 2 to Zone 1.
Select channels, user’s ID or group ID
Rotate the channel knob to select the channels,
user’s ID or group ID.
Receiving and Responding to Calls
After setting the channels, user’s ID or group
ID, you can receive or respond to callins. When
radio transmits. the LED shows a red or green
light when receiving.
Analog Receiving
Receiving the same carrier and tone to open
the squelch.
Voice Receiving
When receiving a correct call (correct single
call, group call, or all call tone), the radio will
operate the speaker and you will hear your
partner’s voice.
Short Message Receiving
When two “Di, Di” tones are heard, the radio
receives the message. Otherwise you will hear
one alert tone, meaning the message receiving
failed.

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Receiving and Responding to Group Calls
When you receive the call from one group, the
radio must be belong to this group
1. LED shows a green light.
2. Hold the radio and keep 1-2 inches (2.5-
5 cm) distance away from your mouth.
If “CH free indication” is enabled, you
will hear the short beep tone when your
partner releases PTT. This means the
channel is free and waiting for a response.
3. Press PTT to respond to the call and LED
will show a red light.
4. You will hear the Call Permit tone (if
enabled) and you will be able to speak.
5. Release PTT to receive.
6. If there is no talking in this channel in
preset time, this means the call ended.
Receive and Response Single Call
Single call means one radio calls to another ra-
dio and there are two call types:
1. The radio processes the inspection before
calling
2. Immediate calling
When you receive a call, your radio will show
a green light. The call type is programmed by
a PC software.
When Receiving a Single Call
1. LED shows a green light.
2. If “CH free indication” is enabled, you
will hear the short beep tone when your
partner releases PTT. This means the
channel is free and waiting for a response.
3. Press PTT to respond to the call and LED
will show a red light.

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RD3500TM Professional Two-Way Radio Instruction Manual
4. You will hear the Call Permit tone (if
enabled) and you will be able to speak.
5. Release PTT to receive.
6. If there is no talking in this channel in
preset time, this means the call ended.
7. A short tone will be heard.
Receiving All Calls
All calls come from one radio to all radios
which is on the same channel.
When You Receive All Calls
1. Sound the Alert tone and LED will show a
green light.
2. If there is no talking on this channel in
preset time, the call has ended. If “CH free
indication” is enabled, you will hear a short
beep tone when your partner releasees
PTT. This means the channel can be used ,
but you cannot response all calling.
Notice:
When you receive calls, switch to another
channel. The radio will stop receiving all of the
calls. You cannot use any preset buttons until
all of the calls end.
Sending the Transmission
There are 2 ways to select one channel, User’s
ID or Group ID
1. Rotate the channel knob
2. Press “Preset One Touch Access” key
Rotate the Channel Knob to Send the

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RD3500TM Professional Two-Way Radio Instruction Manual
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Transmission
Group Call
To send a group call, your radio must belong
to a group.
1. Rotate the channel knob, use the Group ID
to select the channel.
2. Hold the radio and keep 1-2 inches (2.5-5
cm) distance away from your mouth.
3. Press PTT to send the call. LED will show
a red light.
4. You will hear the Call Permit tone (if
enabled) and you will be able to talk to
the speaker.
5. Release PTT to receive. LED will show a
green light if your partner is answering.
6. If “CH free indication” is enabled, you will
hear a short beep tone when your partner
releases PTT. This means the channel is
free and is waiting for a response.
7. Press PTT to respond. If there is no talking
on this channel in preset time, the call will
end.
Single Call
1. Rotate the channel knob and use the
User’s ID to select a channel.
2. Hold the radio and keep 1-2 inches (2.5-5
cm) distance away from your mouth.
3. Press PTT to send the call. LED will show
a red light.
4. You will hear the Call Permit tone (if
enabled) and you will be able to talk to
the speaker.
5. Release PTT to receive. LED will show a
green light if your partner is answering.
6. If “CH free indication” is enabled, you will
hear a short beep tone when your partner
releases PTT. This means the channel is

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RD3500TM Professional Two-Way Radio Instruction Manual
free and is waiting for a response.
7. Press PTT to respond. If there is no talking
on this channel in preset time, the call will
end.
8. You will hear a short beeping tone.
All Calling
This function lets you send calls to all users on
a channel. This function must be programmed
on a PC.
1. Rotate the channel knob and use the All
Calling ID to select a channel.
2. Hold the radio and keep 1-2 inches (2.5-5
cm) distance away from your mouth.
3. Press PTT to send the call. LED will show
a red light.
4. You will hear the Call Permit tone (if
enabled) and you will be able to talk to
the speaker. Other users on this channel
cannot respond to all the calls.
Using One Touch Access Key to Send
Group Call or Single Call
One touch access function let you easily send
a group call or single call to a preset ID or
contacts. The function can be assigned to the
programmable keys by long press or short
press. You can program only one ID or preset
one contact person to one programmable
key. You can also program several One Touch
Access Keys.
1. Press preset “One Touch Access” key to
send a group call or single call.
2. Hold the radio and keep 1-2 inches (2.5-5
cm) distance away from your mouth.
3. Press PTT to send the call. LED will show
a red light.
4. You will hear the Call Permit tone (if

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RD3500TM Professional Two-Way Radio Instruction Manual
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enabled) and you will be able to talk to
the speaker.
5. Release PTT to receive. LED will show a
green light if your partner is answering.
6. If “CH free indication” is enabled, you will
hear a short beep tone when your partner
releases PTT. This means the channel is
free and is waiting for a response.
7. Press PTT to respond. If there is no talking
on this channel in preset time, the call will
end.
8. You will hear a short beeping tone at the
end of the group call or single call.
3. Short Message Setting
Sending a Preset Message
1. You may send the pre-programmed
short message through the pre-program
key. There are 50 preset short messages
available
1. Press the pre-program one touch access
key to send a pre-programmed message
to one contact person.
2. LED shows a red light.
3. Two “Di, Di” tones will be heard. If the
message fails to send, you will hear one
alert tone.
4. Privacy Function
Privacy Setting (for digital mode only)
This function can be programmed by a PC
software. The privacy setting has Basic and
Enhanced options, maximum 16 privacy
groups available, privacy key value (4 Byte and
18 Byte), and programmable keys to enable/
disable privacy function.

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RD3500TM Professional Two-Way Radio Instruction Manual
5. Digital Emergency Alarm System
You can program Alarm Type by PC
software and enable/disable the function by
programmable keys
Disabled: Close the Alarm function and the
unit cannot emergency alarm, but can receive
the emergency call alarm from other units
Regular: The unit sending the Alarm tone and
after preset time (programmed by software)
send the alarm tone and ID to the receive unit
Silent: The unit is not alarmed but send the ID
to the receive unit and that unit alarm
Silent with Voice: In the status of an alarm,
press PTT key to send the voice from speaker
Lone Work
Enable/disable the function by programmable
keys, in order to ensure the security of the user
when in the status of lone working. In the
process of lone work, the unit will sound the
alert tone in the due time, the user must press
any key to indicate the security, otherwise the
unit will be go for automatically alarm mode.
6. Scan (Programmable Keys On/Off)
Scan List
Create scan list and program single channel/
group as the scan list, the radio will scan all
channels/group in the scan list. The radio
support maximum 250 scan lists, each list
includes 16 members.
Scan
When the scan enabled, LED indicates yellow,
there are two type of scan

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RD3500TM Professional Two-Way Radio Instruction Manual
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Main channel scan (manual): The radio scans all
channels in scan list/group. By programming,
the radio can scan the last activated channel
or start from 1st scan channel.
Auto scan: You can select one channel/group
which already programmed as auto scan, the
radio scans from this auto scan channel.
Nuisance Channel Delete
When scan remain one channel, press the
programmed nuisance channel key, the radio
will continue scan next channel, and will not
scan this channel afterward. But when the
scan function closed and then opens the
scan function, the radio will resume scan this
channel.
Start and Stop Scanning
1. Press programmed scan key or use the
channel knob to select one auto scan
channel.
2. When scan activated, LED indicator
ashing yellow, you can hear a conrm
tone. When scanning stop, LED indicator
Extinguish and a alarm tone heard.
Dual Priority Channel Scan
When set up one priority channel, activated
the priority scan function, such scan use Cyclic
scan mode, it always scans the priority channel
during each common scan.
In time of scan, response the transmission
scan. The radio remain in the activated
channel/group.
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