Retevis RT85 User manual

Analog Two Way Radio
DOT-MATRIX LCD DISPLAY DTMF encoding and decoding
Multiple types for keys lock setting Multi-Display mode Remote stun / kill / activate
Dual band, dual wait, dual standby 200 channels Battery saving Scrambler
1750Hz tone 2 Tone/5 Tone CTCSS/DCS
USER’S MANUAL

Main Functions
Dual band, dual display, dual standby
DOT-MATRIX LCD display
A/B band independent operation
200 channels storage and scanning
FM Radio and 24 stations memory
Wide/Middle/Narrow band selectable
VOX 0-7 grade setting
CTCSS/DCS and scanning
1750Hz tone
Shortcut menu operation mode
Emergency alert
DTMF and remote stun/kill/activate
ANI function
8 group of scrambler
2/5 tone
Multi types for keys lock setting
Multi display mode

CONTENTS
01
01
01
02
03
04
04
05
05
06
07
09
12
15
USING TIPS
UNPACKING AND CHECKING EQUIPMENT
CHARGING BATTERY PACK
INSTALLATION OF ACCESSORIES
RADIO ILLUSTRATION
LCD DISPLAY
KEYPAD FUNCTIONS
MODEL VERSION
WORKING MODE
SET MENU MODE
SHORTCUT MENU OPERATION
DETAILED FUNCTION DESCRIPTIONS
ADVANCED FUNCTIONS
TECHNICAL PARAMETERS

USING TIPS
Please read the following brief instructions, non-compliance with these rules may cause
danger or violate the law.
Obey the local government regulation before using this radio, improper use may violate the law and be punished.
Turn off the radio before entering flammable or explosive areas.
Do not charge or change the battery in flammable or explosive areas.
Turn off the radio before getting close to the blasting zone or detonator areas.
Do not use radio whose antenna is damaged, touching of damaged antenna will causeheat injury.
Do not attempt to open the radio; the maintenance work should be done by technicalexpert only.
To avoid troubles caused by electromagnetic interference or electromagneticcompatibility, please turn off the radio in places where have
the banner "Do not usewireless equipment", such as hospital and other healthcare places.
In the car with an airbag, do not put the radio within the scope of the airbag deployment.
Do not store the radio under the direct sunshine or in hot areas.
When you transmit with the radio, do keep away from its antenna for 5cm at least.
If the radio appears smelly or smoke, please shut off its power immediately and contactwith your local dealer.
Do not transmit too long, for the radio may heat and hurt the user.
UNPACKING AND CHECKING EQUIPMENT
Supplied Items:
Please check if any damage to the package when you receive it. Carefully unpack the transceiver. We recommend that you check the items
listed in the following table. If any items are missing or damaged during shipment, please contact with your local dealer immediately.
Li-ion battery(1400mAh)Body Antenna Charger Kit
Charger
Belt Clip
User’s Manual Li-ion battery(3200mAh) Adaptor
Optional Items:
CHARGING BATTERY PACK
Charging Precaution
The supplied battery pack of this radio is a high –performance Li-ion with 7.4V standard voltage 1400mAh high capacity in a very compact
package. Under normal use, the battery pack may be used for approximately 500 charge cycles and more, after which operating time maybe
expected to decrease. If you have an old battery pack which is displaying capacity which has become diminished, you should replace the
pack with a new one.
Notice: Please do not short-circuit the battery terminals or expose of in fire.Do not disassemble the battery unauthorized.
charge the battery between temperature 0℃and 45℃. The battery can not be normally charged beyond this temperature range.
Please turn off the transceiver when you charge it. Transmitting with the transceiver in charge will affect its normal charge.
Do not unplug the Power Adapter or battery when ti is charged.
If the battery pack lasts shortly even it is full of power, it shows that the battery is depleted,please change the battery pack.
Please do not charge when the battery or the radio is wet. Please dry it with a cloth before charging to avoid any danger.
Warning: When the conductive metals such as jewelery key or decorative chains touch the battery terminals,all the batteries are likely to
cause damage to the items or personal injury. These conductive metals may form a short circuit and generates much heat.Do deal with any
battery carefully,especially when put it into pocket, wallet or other metallic containers.
Charging Operation
After installing the battery pack,if the battery icon shows , it means that the battery pack is out of power ,Please charge it.
Indicator light of charger will show charging conditiaon
Indicator Display Status
Red
Green
1

The battery is not fully charged in factory, please charge before using it.
charge and discharge the battery for two or three times, the battery capacity will reach the best condition. When the battery capacity is low,
please charge or change the battery.
The battery lasts shortly even if it is fully charged, the battery is depleted, please contact your local dealer to buy a new authentic battery.
INSTALLATION OF ACCESSORIES
Installation of Battery Pack
1)Align the two grooves of battery and the guide rail on the back of aluminum shell, ensure full contact and in parallel, then push the battery
up to the radio base along the rail on the back of aluminum shell, until the battery latch locks up. (picture 1)
2)To remove the battery, please make sure the radio is closed ,push the battery latch down, and make sure the radio and battery is on the
releasing state, and then push the battery out from the radio.(picture 2)
Picture 1 Picture 2
Installing and removing the antenna
Picture 3 Picture 4
1)Align the threaded end of antenna and the threaded hole at the top of radio, rotate the antenna clockwise until it is tight.(picture 3)
2)To remove the antenna, rotate it counter-clockwise until the antenna spirals out.(picture 4)
Picture 5
Installing Belt Clip
Align the two holds of belt clip and the two holes of the radios, fix them with the supplied M2.5x5 screws. loosen the screw set to remove belt
clip.(Picture 5)
Installing External Micro/Speaker
Open the cover of the Mic/speaker jack and insert the microphone/speaker plugs into the jack.(Picture7)
Picture 7
F
A/B
Beep T-R
light
Led
Pow SqI Dw Ani
LockVoxPri
Scan
3
*
2
1
45 6
789
#
0
2

F
A/B
Beep T-R
light
Led
Pow SqI Dw Ani
LockVoxPri
Scan 3*
2
1
45 6
789#
0
RADIO ILLUSTRATION
Antenna
Power/
Volume button
Microphone
LCD display
A/B switch key/Exit
Indicator
Speaker
Function/Enter key
Numberal key
PTT
MONI
MIC/SP
1.Flashlight
2.Activates 1750HZ for
repeater access and transmit
DTMF and 2/5 tone signaling
Press this key disables the noise
squelching action,allow you to
hear very weak signals near the
back-ground noise level
Press it to transmit and release
it to receive after your
transmission is completed.
The jack provides connection
points for microphone
audio,earphone audio,
speaker and program cable.
3

LCD DISPLAY
You will see various icons shown on the screen when power on. The following table can help you identify icons’ meaning which display
on LCD.
Description of functions
Operating band signal & power meter
High TX power active
Dual watch/standby active
RX power save active
Scanning active
Narrow/wide band mode active
Repeater shift direction
Keypad lock
DTMF signal active
2 Tone signaling active
5 Tone signaling active
Battery power indicator
Channel number/Menu items number indicator
Icons
[ ] [ ][ ][ ]
Lower menu
item, channel
or frequency
KEYPAD FUNCTIONS
Press
key
Enter menu
mode/confirm
the setting
Upper menu
item, channel or
frequency
(1)Switch the A or B
frequency to be the
“Operating” Band
(2)EXIT function
4

[ ] [ ][ ][ ][ ]
Press
[ ] +
Press
key
Frequency/
Channel No.
entry “1”
Enter scan item Enter priority
TX mode item
Enter VOX level
item
Enter high/low
power item
Enter squelch
level item
Frequency/
Channel No.
entry “2”
Frequency/
Channel No.
entry “3”
Frequency/
Channel No.
entry “4”
Frequency/
Channel No.
entry “5”
[ ] [ ][ ][ ][ ]
Press
[ ] +
[ ][ ]
Enter dual
wait/standby
item
Enter LED item Enter color item Enter beep item Enter DTMF 2T
& 5T
Press
key
Press
key
Frequency/
Channel No.
entry “6”
Press and hold
key to start
keypad lock
Switch CH mode and
VFO mode
Long press [#] to
enter FM radio
Enter TX/RX
Tone coder
Press [F] +[#] to
start emergency
alert
Frequency/
Channel No.
entry “7”
Frequency/
Channel No.
entry “8”
Frequency/
Channel No.
entry “9”
Frequency/
Channel No.
entry “10”
MODEL VERSION
This transceiver has 3 version in total：
1）Simple version 2)DTMF version 3)5T & 2T version
Set Menu 20 OPNSET—OFF, you will find your model version information when you switch the transceiver power on.
DTMF and 5 TONE version will be with remote kill/stun/activate/revive function.
Only 2T version will be with 8 groups of scrambler function.
Please choose the right model type when you use software to program it. If not, it will affect some function operation.
th
WORKING MODE
1) Frequency Mode (VFO)
Under this mode, you can use [ ] / [ ] key to change the frequency or input the frequency by keypad directly and store channels.
2)Frequency –Channel Mode(MR)
When you have stored a memory channel at least and under VFO mode, press [ ] key to enter MR mode.
The frequency will be indicated on the display and the channel No. will be indicated at the right side. If the transceiver display name option
is ON and channel name edited, it will show the name of the channel.Please see Shortcut Menu Operation item 22 &33 .in page 37.
3）Channel Mode(CH)
When you have stored a memory channel at least, power on the radio, press [ ]+33RD to enter DIS MD and choosing CH mode.
Channel No. will be indicated on the display and if the transceiver display mode option is on, it will show the name and the channel.
Please see Shortcut Menu Operation item 22 &33 . in page 37.
4)FM Radio Mode
The transceiver provides frequency 64.00-108.00MHz FM radio.Under this mode, you can choose FM frequency you need directly. Scan
frequency range and store your favorite channels. Long press [ ] to enter and exit FM radio mode.
5) MENU Mode
Press [ ] KEY to enter MENU mode, there are 36 items in total. Please see SET MENU MODE. in page 22.
6)RESET Mode
Press [ ] +[3] [5] key to enter Reset mode, then press [ ] key to enter.[ ] or [ ] key to select ALL/VFO/FULL
1.ALL:initialize all setting.
2.VFO:initialize all setting under frequency mode.
3.FULL:initialize all setting under frequency and channel mode.
nd rd
nd rd
5

SET MENU MODE
No. LCD Display Description of FunctionAvailable Values
1
2
3
4
5
6
7
8
9
10
11
12
13
14
16
17
18
19
20
21
22A
22B
23
24
25
26
27
28
29
30
31
32
33
34
35
36
/
EDIT/BUSY
1-8
LOW/HIGH
0-9
ON/OFF
ON/AUTO/OFF
1-7
ON/OFF
1-16
OFF/30/60/…/270
OFF/WAVE/CALL
ON/OFF
ON/OFF
1:1/1:2/1:4/OFF
TO/CO/SE
ON/OFF
ON/OFF
OFF/DC/MSG
/
0.000-99.995MHz
ON/OFF
OFF/67.0/D023N
OFF/67.0/D023N
OFF/67.0/D023N
+/-/OFF
5K/6.25K/…/25K
WIDE/NARROW
/
/
1-8/OFF
ALL/PTT/KEY/KEY+S
FRE/CH/MR
ON/OFF
ALL/VFO/FULL
MCU B1.07
SCAN
TX-SEL
VOX LEV
POWER
SQL
D.WAIT
LED
LIGHT
BEEP
DT/2T/5T CH
TOT
BCLO
VOX.SW
ROGER
RX.SAV
SCAN.S
AUTOLK
VOICE
OPENSET
DC VOLT
OFFSET
DIS.NM
C-CDC
R-CDC
T-CDC
S-D
STEP
N/W
SEEK 67.0
SEEK D023N
SCR.N0
LOCK MD
DIS MD
DW
Reset
Radio Ver
Frequency/ Channel Scan
Priority Transmit
VOX Level Setting
High/Low TX Power
SQL level setting
Dual Wait/Standby
LED Display mode
Backgroud Light Color
Keypad Beeper Setting
Preset Channel Selection
Transmitter Timer-out Timer
Busy Channel Lock-Out
VOX Switch ON/OFF
Transmit Over Beeper
Receive Saver
Scan Mode
Auto Keypad Lock
Voice Prompt
Power-on Display
Battery Power Voltage
Repeater Shift(Under VFO mode)
Display Channel Name(Under CH
mode)
TX/RX Tone coder
RX Tone coder
TX tone coder
Shift Direction
VFO Step
Wide/Narrow Band
CTCSS Scanning
DCS Scanning
Voice Scrambler
Working mode setting
Dual Watch/monitor
Reset function
Radio Version
6

Menu Operation
Under standby mode, press [ ] to enter menu setting, LCD displays “ MENU ”.
Press [ ] or [ ] to select the desired menu item, LCD display current setting of selected item.
Press [ ] to enter and then press [ ] or [ ] to select the desired setting.
Press [ ] to confirm.
Press [ ] twice to exit and then return the standby mode.
1)
2)
3)
4)
5)
SHORTCUT MENU OPERATION
TX power
setting
4) +
Frequency
/Channel
scan
SQL level
setting
5) +
Dual wait/
standby
6) +
+
Priority
Transmit
2)
+
VOX level
setting
3)
+
Keypad
beeper
9)
Background
light color
8) +
LED
display
mode
7) +
Press [ ] or
[ ] to select
available values
EDIT / BUSY
Press [ ] or
[ ] to select
available values
VOX level: 1~8
Press [ ] or
[ ] to select
available values
High / Low
Press [ ] or
[ ] to select
available values
SQL level: 0~9
Press [ ] or
[ ] to select
available values
ON / OFF
Press [ ] or
[ ] to select
available values
ON / AUTO / OFF
Press [ ] or
[ ] to select
available values
COLOR1 / COLOR2 /
COLOR3
Press [ ] or
[ ] to select
available values
ON / OFF
1) +
Item
No.
Item
Name
Enter
item
Screen
Display
Parameter
Explanation
Confirm Return
Standby
Select
parameter
Press [ ] key to
start scanning
Press [ ] or
[ ] to change
scan direction
+
Automatic
Number
Identity
10)
Press [ ] or
[ ] select
available value
1-16
+
Transmitter
time-out
timer
11)
Press [ ] or
[ ] to select
available values
OFF / 30... / 270s
+
Busy
channel
12)
Press [ ] or
[ ] to select
available values
OFF / WAVE / CALL
lock-out
+
VOX
switch
13)
Press [ ] or
[ ] to select
available values
ON / OFF
+
Transmit
over
beeper
14)
Press [ ] or
[ ] to select
available values
ON / OFF
+
Receive
saver
16)
Press [ ] or
[ ] to select
available values
ON / OFF
+
Scan
mode
17)
Press [ ] or
[ ] to select
available values
TO / CO / SE
+
Auto
keypad
lock
18)
Press [ ] or
[ ] to select
available values
ON / OFF
7

Item
No.
Item
Name
Enter
item
Screen
Display
Parameter
Explanation
Confirm Return
Standby
Select
parameter
+
Voice
prompt
19)
+
Power-on
display
20)
+
Battery
power
voltage
21)
Press [ ] or
[ ] to select
available values
ON / OFF
Press [ ] or
[ ] to select
available values
OFF / DC / MSG
Press [ ] or
[ ] to select
available values
Show current voltage
+
A.
Repeater
shift
22)
+
B.
Display
channel
name
Press [ ] or
[ ] to select
available values
0.000-99.995MHz
Press [ ] or
[ ] to select
available values
ON / OFF
+
TX/RX
tone
coder
23)
Press [ ] or
[ ] to select
available values
OFF / QT / DCS
+
TX tone
coder
25)
Press [ ] or
[ ] to select
available values
OFF / QT / DCS
+
RX tone
coder
24)
Press [ ] or
[ ] to select
available values
OFF / QT / DCS
+
Shift
direction
26)
Press [ ] or
[ ] to select
available values
+ / -
+
VFO step27)
+
Wide/
Narrow
band
28)
+
CTCSS
scan
29)
+
DCS
scan
30)
+
Voice
scrambler
31)
+
Lock MD32)
Press [ ] or
[ ] to select
available values
5K / 6.25K / 10K...100K
Press [ ] or
[ ] to select
available values
Wide/Narrow
Press [ ] or
[ ] to change
scan direction
Press [ ] key to start
scan
Press [ ] or
[ ] to change
scan direction
Press [ ] key to start
scan
Press [ ] or
[ ] to select
available values
1~8
Press [ ] or
[ ] to select
available values
ALL/PTT/KEY/KEY+S
+
DIS Mode33)
Press [ ] or
[ ] to select
available values
CH/FRE/MR
Lock MD
KEY
DIS Mode
CH
+
34)
Press [ ] or
[ ] to select
available values
ON/OFF
CW
OFF
Dual
watch/
monitor
+
Reset35)
Press [ ] or
[ ] to select
available values
ALL/VFO/FULL
Reset
All
+
36)
Press [ ] or
[ ] to select
available values
MCU B1.07/Time
RADIO VER
MCU B1.07
Radio
Version
8

DETAILED FUNCTION DESCRIPTIONS
1) Scan & Scan Mode setting (SCAN&SCANS---MENU 1&17)
Functions:under VFO/MR/CH mode, the transceiver allows you to scan the entire current operating band and memory channels.
Enter Menu 1 and press [ ] key to start scanning.
When you have started scanning, press [ ] / [ ] key to change direction.And it will halt on a signal it encounters, press [ ] key
to stop scaning Scanning operation is basically the same in each of the above modes. Before you begin,take a moment to select the way in
which you would like the scanner to halt on a signal.
Enter Menu 17th to set scan mode. Default: TO.
Three options for the scan mode are available under VFO mode:
TO: In this mode, the scanner will halt on a signal it encounters, and will hold there for some time. If you do not take action to disable the
scanner within the time period,the scanner will resume even if the stations are still active.
CO: In this mode, the scanner will halt on a signal it encounters, and will hold there if the stations are still active. And after the carrier has
dropped, the scanner willresume.
SE: In this mode, the scanner will halt on a signal it encounter, it will not restart automatically; you must manually re-initiate scanning if you
wish to resume.
2) Priority Transmit (TX.SEL---MENU 2)
Functions:This transceiver allows you to transmit on the sub band even if you are working on the operating band.
Enter Menu 2nd to select priority transmit band. Default: EDIT.
EDIT: It will transmit on the operating band.
BUSY: It will transmit on the band last talking used
3) VOX Level & VOX Switch (VOX&VOX.SW---MENU 3&13)
Functions: the VOX function provides automatic transmit/receive switching based on voice input to the microphone. With the VOX switch ON,
you do not need to press PTT switch in order to transmit, and it is not necessary to use a VOX headset in order to utilize VOX operation.
Enter Menu 13th to set VOX switch. Default: OFF.
Enter Menu 3 to set VOX level, it has 7 grades.
The higher level is, the more sensitive will be.This transceiver provides for adjustment of “ Hang- Time” of the VOX (the transmit-receive delay
after the cessation of speech) via program software.
Default: 2s.
4) TX Power setting (POW---MENU 4)
Functions: you can select high/low TX power according to your talking environment and need. When you store memories, you can store High
and Low power settings separately in each memory.
Enter Menu 4th to set TX power.
High: 4W
Low: 0.5W, when you select Low power, the “L’ icon will appear on the display.
5) Squelch Adjustment (SQL---MENU 5)
Functions:Squelch system allows you to mute the background noise when no signal is being received. Not only does the Squelch system
“standby” operation more pleasant, it also significantly reduce battery current consumption.
Enter Menu 5th to set SQL level. Default: 5.
6) Dual Wait/Standby (D.WAIT---MENU 6)
Functions:This transceiver allows you to receive the sub band signal even if you are working on the operating band.
It could monitor the signal under both master and sub band at the same time.
Enter Menu 6th to set Dual Wait. Default: ON.
7) LED Display Mode (LED---MENU 7)
Function: select the LED/Keypad Lamp mode.
Enter Menu 7th to select LED display mode. Default: AUTO.
ON: LED display lights all the time.
AUTO: Illuminates the LED when any key is pressed and after 3s the light is off.
OFF: Disable the LED lamp.
8) Background Light Color (LIGHT---MENU 8)
Functions: choose LED background light color.
Enter Menu 8th to select background light color. Default: 7.
9) Keypad Beeper setting (BEEP---MENU 9)
Functions: enable/disable the keypad beeper.
Enter Menu 9th to set keypad beeper. Default: ON.
10) Preset Channel Selection(DT/2T/5T CH-MENU 10)
Functions:Preset the signal type(OFF/DTMF/2T/5T) at software,by choosing 1-16 channel to achieve remote kill/stun/activate/revive function.
Enter Menu 10th to choose 1-16 channel.
11) Transmitter Time-Out Timer (TOT---MENU 11)
Functions: the TOT feature provides a safety switch which limits transmission to a pre-programmed value. This will promote battery
conservation by not allowing you to make excessively-long transmissions, and in the event of a stuck PTT switch it can prevent interference to
other users as well as battery depletion.
Enter Menu 11th to set TOT. Default: OFF.
12) Busy Channel Lock-Out (BCLO---MENU 12)
Functions: the BCLO feature prevents the radio’s transmitter from being activated if a signal strong enough to break through the “noise”
squelch is present. On a frequency where stations using different CTCSS or DCS codes may be active, BCLO prevents you from disrupting
their communications accidentally (because your radio may be muted by its own tone decoder).
Enter Menu 12th to set BCLO. Default: OFF.
OFF: Disable BCLO feature.
WAVE: the radio’s PTT will be prevented only if the frequency is busy used.
CALL: the radio’s PTT will be prevented only the frequency and tone coder is the same.
st
9

CTCSS TONE FREQUENCY (Hz)
67.0
8.25
100.0
123.0
151.4
171.3
189.9
210.7
250.3
69.3
85.4
103.5
127.3
156.7
173.8
192.8
218.1
254.1
71.9
88.5
107.2
131.8
159.8
177.3
196.6
225.7
-
74.4
91.5
110.9
136.5
162.2
179.9
199.5
229.1
-
79.7
97.4
118.8
146.2
167.9
186.2
206.5
241.8
-
77.0
94.8
114.8
141.3
165.5
183.5
203.5
233.6
-
10
13) Transmit Over Beeper (ROGER---MENU 14)
Functions: sending a beeper to inform the receiver TX is over.
Enter Menu 14th to set ROGER. Default: OFF.
14) Receive Saver (RX.SAV---MENU 16)
Functions: this feature significantly reduces quiescent battery drain, and you may not
receive the full data burst.
Enter Menu 16t h t o set RX.SAV. Default: OFF.
15) Auto Keypad Lock(AUTOLK & LOCK MD—MENU 18 &MENU 32)
Functions:in order to prevent accidental frequency change or inadvertent transmission.Various aspects of the radio’s keys and switches may
be locked out.
Enter Menu 32th to set LOCK MD, you can choose to lock All/K+S/KEY/PTT.
When you switch AUTOLK ON, the keypad will be locked automatically if there is no key operation for 5 second.
If the radio is locked, press [ ] key to unlock it. Also you can lock it using [ ] key by manual.
16) Voice Prompt (VOICE---MENU 19)
Functions: enable/disable voice prompt.
Enter Menu 19th to set VOICE. Default: ON.
17) Power-on Display setting (OPN.SET&VLT---MENU 20&21)
Functions: choose power-on display mode and edit power-on message
Enter Menu 20th to set OPN.SET. Default: OFF.
OFF: display model version
DC: battery power voltage
MSG: power-on message
Enter Menu 21st to check battery voltage.
18) Repeater Shift setting (OFFSET&S-D---MENU 22&26)
Functions: repeater stations, usually located on mountaintops or other high locations,provide a dramatic extension of the communication
range for low-powered hand-held or mobile transceivers.
Under VFO mode, you can set the magnitude and direction of the repeater shift.
Enter Menu 22rd to set magnitude of the repeater shift.
Available values: 0.00 ~ 99.95 MHz
Enter Menu 26th to set the repeater shift direction. Default: OFF.
19) Display Channel Name (DIS.NAME---MENU 22)
Functions:switch channel name display ON/ OFF under MR/CH mode.
Enter Menu 22nd to switch display channel name ON/OFF.
You can edit the channel name directly by programming software.
20) Tone coder & Tone Search Scanning & Tone calling (C-CDC & R-CDC&T-CDC&SEEK 67.0 & D023N—MENU
23&24&25&29&30).
Function 1: CTCSS/DCS Operation
Many repeater systems require that a very-low-frequency audio tone be superimposed on your FM carrier in order to activate the repeater.
This helps prevent false activation of the repeater by radar or spurious signals from other transmitters.
Enter Menu 23th/24th/25th to set TX&RX Tone coder/ RX Tone coder/ TX Tone coder.
1) Press [ ] key to select CTCSS/ DCS/ OFF. After you choose CTCSS/ DCS,press [ ] / [ ] key to choose the right group you
need.
2) Press [ ] key to select DCS direction.This transceiver has 50 groups CTCSS,104 groups normal/inverted DCS.

DCS CODE
023
025
026
031
032
036
043
047
050
051
053
054
065
071
072
073
074
114
115
116
122
125
131
132
134
143
145
152
155
156
162
165
172
174
205
212
223
225
226
243
244
245
246
251
252
255
261
263
265
266
271
274
306
311
315
325
331
332
343
346
351
356
364
365
371
411
412
413
423
431
432
445
446
452
454
455
462
464
465
466
503
506
516
523
526
532
546
565
606
612
624
627
631
632
645
654
662
664
703
712
723
731
732
734
743
754
-
-
-
-
-
-
Function 2: TONE Search Scanning
In operating situations where you don’t know the CTCSS/DCS tone being used by another station or stations, you can command the radio
to listen to the incoming signal and scan in search of the tone being used.
Enter Menu 29st/30nd to start CTCSS/DCS searching.
If the Tone scan feature does not detect a tone or code, it will continue to scan
indefinitely. When this happens, it may be that the other station is not sending any tone.
You can press PTT key to halt the scan at any time.
You also can press MONI key during Tone scanning to listen to the (muted) signal from
the other station. When you release the MONI key, Tone scanning will resume.
Tone Scanning works either in the VFO or MR modes.
Function 3: TONE Calling (1750Hz)
If the repeaters in your country require a 1750Hz burst tone for access (typically in Europe), you can press and hold Side Key 1 for 2S and
transmitter will automatically be activated, and a 1750Hz audio tone will be superimposed on the carrier. Once access
to the repeater has been gained, you may release Side Key 1 and use PTT key for activating. The transmitter
21) VFO Step setting (STEP---MENU 27)
Functions: setting of the synthesizer steps
Enter Menu 27th to set VFO step.
Available Values: 2.5/6.25/10/12.5/25/50/100kHz.
If you would like to set a frequency like 449.4250 as transmit frequency, there are two method to achieve.
Method 1:Under VFO Mode, press MONI key and hold on, input the desire frequency 449.4250,then release the MONI key, the frequency
would be stored to current transmission frequency.
Method 2:Under VFO mode, enter menu 22 to set magnitude of the repeater shift,synthesizer steps can be changed through menu item 27 .
Note: You do not need to hold down the monitor button when changing the receiving frequency.
22) Wide/Narrow band selecting (N/W---MENU 28)
Functions: setting of wide/narrow bandwidth
Enter Menu 28th to set bandwidth.
Available Values: Wide---25kHz/Narrow---12.5kHz
23) Scrambler(SCR—MENU 31)
Functions: only 2/5 tone version has this function.This transceiver has 8 groups of scrambler. It is accomplished by the addition of
components to the original signal in order to make a extraction of the original signal difficult. And its voice compand technology will make the
voice more clearly in the noise environment.
Enter Menu 31td to set scrambler group.
24)Dual Watch/Monitor(DW-MENU 34)
Function:Dual Watch feature makes transceiver can monitor the calling signal when FM radio is on and you won’t miss any calling.
Enter Menu 34th to set DW. Defult:OFF.
11

1) Under VFO mode, long press [ ], the digit blinks at the right top of LCD.
2) Press [ ] or [ ] or input channel number you want to delete, then press [ ] to confirm.
3) After delete, it will skip into next channel, if you want to delete it,repeat above operation.
5)FM RADIO FUNCTION
1) On/off radio receiver
Under standby mode, press [ ] to open FM radio function, LCDdisplay “70.00M”, then press [ ] again, radios receiver is off.
Note: under FM radio mode, if receiving the signal, the radio will be out of FM mode, after 5S, it will be back to
FM mode when the signals disappear.
2) Mode selection:
Under FM radio mode, press [ ] to switch between FM memory mode and FM frequency mode (this function is unavailable when
there is not FM memory channel)
3) Frequency selecting
Under FM frequency mode, input the digits directly by keypad or press [ ] or [ ] to choose the desired frequency. Under FM
memory mode, press [ ] or [ ] to choose the desired channel.
4) FM radio storage
Under FM frequency mode, long press [ ], the channel number for storage blinks at the right of the screen.Press [ ] or [ ] to
select the desired channel number, press [ ] to confirm and then back to the receiving mode.
5) FM radio channel delete:
Under FM frequency mode, long press [ ], the channel number blinks, press [ ] or [ ] to choose the channel number you want
to delete, Press [ ] to confirm. Repeat this operation, you can delete all memory channel 24 in maximum.
1)EMERGENCY ALERT [ ] + [ ]
Under standby mode, press [ ] to enter menu setting. LCD display “MENU”, then press [ ] to turn on emergency
alert function, radio will transmit emergency ring for 20S and then receive for 10s, until you press PTT, it will exit.
2)KEYPAD LOCK SETTING
Under standby mode, press [ ] for 2 S to lock to unlock the keypad. “ ”will be displayed at the top of LCD when keypad is locked.
And you can Enter Menu 32 [LOCK MD] to set Keypad lock method:
ALL/PTT/KEY/KEY+S lock.
3)TONE CALLING (1750 TONE)
To access a repeater, press and hold in [Side key 1] for the amount of time specified by the repeater. The transmitter will automatically be
activated, and a 1750Hz audio tone will be superimposed on the carrier. Once access to the repeater has been gained, you may release
[Side key 1] and use PTT for activating the transmission.
4)CHANNEL STORAGE AND DELETE
Channel Storage
ADVANCED FUNCTIONS
th
Under VFO mode, input desired frequency by keypad directly or select one by pressing [ ] or [ ] and then long press [ ] , the
digits blinks at the right top of LCD, press number to input desired channel directly, or press [ ] or [ ] to choose desired one, then
press [ ] for storage.
1) Under VFO mode, input 4-5-0-3-2-5
2) Press [ ]+[ ][ ] or press [ ] +[ ],then press [ ] to enter.
3) Press [ ] to choose CTCSS mode, LCD displays C-CDC 67.0
4) Press [ ] or [ ] to choose 151.4, then press [ ] to confirm
5)Press [ ] to exit
6)Long press [ ], the digit blinks at the right top of LCD
7)Press [ ] or [ ] to choose 05 directly
8)Press[ ] for storage. LCD displays MR mode and currently stored channel
Note: after you input desired channel number, if it blinks, it means that this channel is already occupied,you can choose another one.
e.g.: to store the frequency: 450.325MHz with CTCSS: 151.4 to the channel 05, the step are as follows:
Channel delete
12

OPTIONAL SIGNAL:
Selected channel call:
Press PTT and at the same time press side key 1 to achieve remote kill/stun/activate.
DTMF operation
DTMF decoding(In programming software)
Select the DTMF encode type
1）”OFF”, users can input the desired DTMF code directly.
2)”ANI”, users only should input the call ID, which is called radio ID.
DTMF setting
Stun code: when the radio receives the corresponding DTMF code, the radio will be remote stunned and disabled transit.
Kill code: when the radio receives the corresponding DTMF code, the radio will be remote killed And disabled receive and transmit.
Select Ch: the default channel when the DTMF is calling
DTMF operating:
When the signaling of the channel selects the DTMF, press PTT and at the same time press side key 1, the current channel will
automatically check if the DTMF signaling is received and decoding it. And achieve a corresponding function according to the
received code. The function including: turn on the squelch, ANI display, remote stun, remote kill.
Note: when the radio is remote stunned or killed, it can be released by programming.
13

2 TONE Operation
2 Tone encode
Input: the frequency of first tone and second tone
Note: the frequency between of the first tone and second tone should not too similar to avoid the decoding is wrong.
2 Tone decode
Decode Format: the combination of decode, for example: A-B, you should make sure the frequency of first tone is A, and
second tone is B. Other combination is similar.
5 Tone Operation
5 Tone encode
The write way is same with the DTMF.
5 Tone decode
Function: The function will be achieved when the radio receives the corresponding code.
Select: Turn on squelch
Stun/kill: same with DTMF
Wake: release the state of stun/kill GUARANTEE
14

TECHNICAL PARAMETERS
Channel
Operating Voltage
Operating Temperature
weight
Dimension
200
7.4VDC
-10°C～+50°C
225g（battery and antenna included）
121x59x34mm
Frequency
power
Modulation Type
Spurious Power
Modulation Noise
Modulation Distortion
Frequency Stability
Max Fr. Deviation
Current
Audio response（300-3400Hz）
Adjacent Ch Power
136.000-174.000MHz
400.000-480.000MHz
5W
FM
≤-15db
<-40dB
<5%
5ppm
≤±5KHz
≤1600mA
+6.5~-14dB
≥65dB
General
Transmitter
Frequency
Sensitivity
Occupied Bandwidth
Selectivity
Intermediation
Audio powe
Audio distortion
Frequency Stability
Current
Audio response300-(3400Hz)
136.000-174.000MHz
400.000-480.000MHz
≤0.2μV
≤16KHz
≥65dB
≥55dB
﹥500m W
≤10%
5ppm
standby: 60mA working:250Ma
+7~-12.5dB
Receiver
15

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Guarantee
Model Number:
Serial Number:
Purchasing Date:
Dealer: Telephone:
User’s Name: Telephone:
Country: Address:
Post Code: Email:
Remarks:
1.This guarantee card should be kept by the user, no replacement if lost.
2.Most new products carry a two-year manufacturer’s warranty from the date of
purchase. Further details, pls read http://www.retevis.com/after-sale/
3.The user can get warranty and after-sales service as below:
Contact the seller where you buy.
Products Repaired by Our Local Repair Center
4.For warranty service, you will need to provide a receipt proof of purchase from
the actual seller for verification
Exclusions from Warranty Coverage:
1.To any product damaged by accident.
2.In the event of misuse or abuse of the product or as a result of unauthorized
alterations or repairs.
3.If the serial number has been altered, defaced, or removed.

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6th Road, Jihua Street, Longgang District, Shenzhen, China
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