AMS CT412 User manual

OWNER'S MANUAL
CT412 DAB INITINAL

1
Safety Information
Safety Information ........................................1
Specifications............................................... 1
Panel Controls...............................................2
Button Tips....................................................3
Bluetooth Functions.......................................5
TUNER OPERATION....................................5
DAB function .................................6
Wiring Diagram.................... .....................7
Troubleshooting..............................................8
Thank you for purchasing this product, please
read the manual carefully before operating,
and reserve it for future reference.
PRECAUTIONS
• Onlyina 12-voltDC negative-ground
electrical system.
• Disconnectthe vehicle'snegativebattery
terminal while mounting and connecting
the unit.
• Whenreplacingthe fuse,be sureto use
one with an identical amperage rating.
Using a fuse with a higher amperage
rating may cause serious damage to the
unit.
• Makesurethatpinsorother foreign
objects do not get inside the unit, they
may cause malfunctions, or create safety
hazards such as electrical shock.
• If youhave parkedthecarforalong
time in hot or cold weather, wait until the
temperature in the car becomes normal
before operating the unit.
• Keepthevolume ata levelatwhichyou
can hear outside warning sounds (horns
sirens, etc.).
CAUTION
• DONOTopencoversanddonot
repair by yourself. Ask the dealer or an
experienced technician for help.
BEFORE OPERATION
•Donotraisethevolumeleveltoomuch,
as this will block outside sounds, making
driving dangerous.
•Stopthecarbeforeperformingany
complicated operation.
General
Power supply: 10.8V~16V DC
Maximumpoweroutput: 4x40W
Suitablespeakerimpedance:4ohm
Fuse spec: 10A
Weight: 0.68kg
Dimensions (WxDxH): 188*118*58.5mm
Note:
1 According to models with different wiring
harness to connect the definition of the
speciccontent,pleaserefertothemodel
label.
2Specicationsandthedesignaresubjectto
change without notice due to improvements
in technology.
Specications Contents
FM Tuner(Europe)
Frequencyrange: 87.50~108.00MHz
Step: 0.05MHz
AM Tuner(Europe)
Frequency range: 522 ~ 1620kHz
Step:  9KHz
LW Tuner
Frequencyrange: 144.00~288.00KHz
Step: 3kHz
DAB
Frequencyrange:174.928~239.200MHz

2
Panel Controls
(1).-Microphone
(2).-Poweron/off,
-Mute,
When on,hold it more than 2 seconds to
power off.
-RotatetheVOLknobtoadjustvolume.
(3).-Switchsource:DAB1/BTAUDIO/FM1/
 LW/MW(shortpress)
-Radiomode
SettingFM1/FM2/FM3/FM4(longpress)
-DABmode
SettingDAB1/DAB2/DAB3/DAB4
(long press)
(4).-Radiomode
Automatic search the station from high to
low. (short press)
Browse preset station. (long press)
-BTmusicmode
Select the previous track
(5).- Radiomode
Automatic search the station from
low to high. (short press)
Scan mode (long press)
 -BTmusicmode
Select the next track
(6).-EnterEQ/DISPmenu(shortpress)
 -EnterSetupmenu(longpress)
(7).-Play/pause(BTmusicmode)
(8).-Answer/Dial/Calltransfer/Hangon
(9).-Hangoff/Rejectacall(shortpress)
 -Disconnectthe Bluetoothdevice(long
press)
(7-12).
-1-6radiopreset
Press to tune in a preset station.
Hold for more than 2 seconds to
store current station.
AFTA
TP PTY
EON FOLDERFILE AUTO
LOUD RPT RDM
TITLE
SCAN
MENUSRC
LISTSCAN1 243
56
CT412 DAB INITIAL
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3456
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3
System setting
On the non time display menu:
Hold it[MENU]andpress[ /]buttonto
enter the system setup menu.
LW MW TIMER BEEP 12/24H
CLKDISP CLOCK CLKSYNC PWD
PWDSET VOLLAST SWRC SET SWRC
TYPE DIMMING ST/MONO RUR/
URB AREASEL
Wait for 1s and rotate the knob to adjust.
Timer ON/OFF
Timer ON: when ignition of the machine is off,
you can turn the unit on by pressing POWER
button, and it can work for about 2 hours
Timer OFF: when ignition of the machine is
off,theunitcan'tworkanymore.
BEEP
Rotate the knob to select button beep sound
on or off.
12/24H
Toselect12/24hClockformat
Button Tips
Power On/Off Button
Press the [ ] button to turn the unit on when
the vehicle ignition switch is on. Press and
hold the button to turn the unit off.
Adjust Volume level
Rotate the knob to adjust volume level. Rotate
it clockwise to increase and anticlockwise to
decrease the volume.
Audio Mute
Press the [ ] button to mute the volume
from the system. “MUTE” will appear on the
display panel and the volume will be muted.
Press the [ ] button again, or rotate [ ]
button to return the volume level to the setting
in use before the Mute function was activated.
Mode Button (SRC)
Press the [SRC ] button to change between
DAB1/BT AUDIO/FM1/LW/MW.
Clock
To adjust hours and minutes
SWRC SET
Activate or deactivate the steering wheel
controls
SWRC TYPE
Allows you to select the signal mode of the
steering wheel controls:
> RESIST: chain of resistors
>PWM:frequency-100Hzat12Volts
AREA SETTING
Rotate the knob to select EUROPE,USA,
JAPAN,AUSTRA,LATINR.
VOL LAST/ADJ mode
RotatetheknobtoselectVOLLASTorADJ
mode.
DISPLAY
1.
Pressthe[MENU]buttonandpress[
/ ]buttontoenterDISPSETmode.
2.
Rotate the knob to setDIM/CLOCK/PTY/
RT mode.

4
Password entered
Rotate the knob to select the digits, press the
knob to conrm.
If the password is incorrect, "ERROR" appears
on the display. Please enter the password
again. If the user code is lost, contact the After
Sales Service.
PWD OFF/ON: Activating/
Desactivating the security code.
When the unit is switched on, Press [ MENU]
button more than 2 seconds and press [ /
]button show "PWD". Turn the knob to select
"ON" or "OFF": the password is activated or
deactivated.
When set to "ON", the radio code will be
requested, you will have to enter the password
after each time you turn the ignition from ACC
OFF to ACC ON, or the battery is disconnected
(the default password is "1111"). If you only
turn off the ignition (+15/30), the code will not
be requested.
PWD NEW: Create a new password
You can set a new password for the unit:
Press [ MENU]button more than 2 seconds
and press [ /]button show "PWD SET",
Press the knob to enter your old password.
If the old password is incorrect,"ERROR"
appears on the display, please enter the
password again.
SOUND SETTING
Pressthe [MENU ]button andpress [
/]buttontoselect sound mode, press the
knob to confirm. First press shows current
EQ.Press[ ]or[ ]buttontoselect
options, rotate the knob to adjust.
EQOFF->BALANCE->FADER->LOUD
BALANCE:LEFT1-7->CENTER->RIGHT1-7
FADER:FRONT1-7->CENTER->REAR1-7
LOUD:ON/OFF
If the old password is correctly entered, "NEW"
is displayed, enter your new password. When
"AGN" is displayed, enter your new password
again. If "SET OK" is displayed, the code has
been updated.
Button Tips

5
Bluetooth Functions
Pairing
Use this function to establish a connection
between the unit and your mobile phone.
1. Turn on the unit.
2. Turn on Bluetooth function of your mobile
phone, keep phone within 3 meters to
the unit and start to search for Bluetooth
devices.
3. After the name of the Bluetooth module
“CT412 INI” appears on the pairing list of
your mobile phone, select it. At this time, a
pairing code is required. Enter the pairing
code “1234”, and the Bluetooth pairing will
process automatically.
After pairing successfully, BT icons will light
up.
BT mode selecting
Press[SRC]buttontochooseBT/AUDIO
mode.
Receive
1. After pair successfully, if there is a call
incoming, the unit switch to BT mode
automatically.
2. Press [5]button to receive.
3. Press [6] button to hang up.
Dialing
1. Phone dialing
 Mobilephonedialing,LCDscreendisplays
dialing information.
Call Transfer
During talking, press [5] button to transfer
audio from the unit to your mobile phone.
Note:
Some mobile phones will transfer audio from
the unit to themselves once the incoming call
is answered.
Music Mode
A2DP
A2DP is short for Advanced Audio
Distribution Profile. The mobile phones
supporting this function can transmit stereo
audio, whereas the ones not supporting this
function can transmit mono audio only.
On A2DP music playing mode, press [1]
button to choose pause/play mode.
Press [ /] button to previous or next
track.
Band
During radio play, press the [SRC] button to
choose between FM1, LW, MW bands.
During radio play, long press the [SRC]
button and then rotate the knob to choose
FM1,FM2,FM3,FM4.
Up Tuning
Press the seek [ ] button to the next
available station.
Down Tuning
Press the seek down [ ] button to the
previous available station.
TUNER OPERATION

6
DAB function
DAB Radio Selection
DAB/DAB+Providesradioprogramsindigital
sound quality. To access Digital Audio
Broadcast(DAB)pressthe[SRC]buttonand
select DAB
DAB Service SCAN "Synchronising"
If the antenna is not connected, ""No signal""
will be displayed. If the tuner has never been
used, ""No service"" will be displayed.
Automatic scan:
The radio will initiate an automatic scan of the
DABtransmitters forthe rstoperation, orif
the DAB transmitters is lost.
Manual scan:
In DAB mode, if you want to launch a scan,
hold down the ""SCAN"" button for 2 second.
The screen will display the message ""SCAN
OK""andwilldisplaythenumbers1to100K
one after the other (DAB block). At the end of
the scan, the screen will display the number
of stations received (e.g. FOUND 39 = 39
stations found) and will broadcast the first
station.
Select DAB group
Holdthe [SRC]Buttontoselectoneofthe
available DAB groups:
DAB1> DAB2>DAB3>DAB4.Theyallow
the storage of 6 stations each.
Tuning a DAB Service
To tune a DAB service push [ / ]toselect
thenext/previousDABservice.
“Tuning” is shown on the Display, Then the
station is automaticaly broadcast
Recall Stored Favourites
To recall a preset station, briefly press the
desired button (1 to 6)
Rural / Urban
Hold[MENU]andPress the [ /]button
severaltimes toselectRURAL /URBAN.
Turnthe [volume]buttontoselectthe
appropriate tuner mode:
RURAL(poorreception)orURBAN(locations
near emitters).
BT VOL
Adjuststhe levelof theAD2P-BTrelativeto
othersourcies(from0to+7).
This radio allows manual or automatic
dimming of the display and key buttons.
Select""DIMMING"" fromthesetupmenu
and select one of the following:
> Select ""OFF"" to deactivate dimming
>Select the""MANUAL""attenuationwhen
the radio is not connected to the vehicle
ignition pin . The change between day and
night mode is done by selecting Settings
menu""DIMDAY""or""DIMNIGHT""
> Select the ""AUTO"" attenuation when the
radio is correctly connected to the vehicle
ignitionpin(A6,+12Vlanternorpilotlights),
the lighting will change when the parking light
is switched on.
SelectManual dimmingtoadjustBrightness
ofdisplayandButtons".SelectDIMMANand
change between day mode and night mode
byselecting“DIMDAY“or“DIMNIGHT”"
> To adjust Night Brightness of the display
andbuttonsselect“DIMNIGHT”
> To adjust Day Brightness of the display and
buttonsselect“DIMDAY""
MW (ON/OFF)
Toenable/disableMWReception
LW (ON/OFF)
Toenable/disableLWReception
DAB FMLK
Switchingautomatic betweenDAB andFM
(DABFMLNK).WhentheDABsignalquality
drops significantly, it is preferred to switch
andlistentotheserviceviaFM.
Switchingbetween DABandFM(DAB
FMLNK)canbedisabledviathesystem
settings menu.
Note: If the AF indicator is not displayed, the
radio has not found the corresponding station
inFM andcan notswitchfromDABtoFM
and vice versa
DAB ANT
Selection of Active or Passive antenna

7
ABCDE135724681357246814362514362514763258
Mute
BATTERY +
IGNITION/ACC
POWER GROUND
ANTENNA REMOTE
ILLUMINATIONSWRC GNDSWRC+C5C6D1D4MIC -MIC +NO.NO.
connection step:First:Insert simultaneously theA&B connectorSecond:Insert simultaneouslythe C&D connector
Radio AntennaDAB AntennaWiring Diagram

8
TROUBLESHOOTING
Problem Possible cause Solution
General
The unit will not
switch on.
Car ignition is not on.
Cable is not properly connected.
Fuse is burnt.
Turn your car key in the ignition.
Check cable connection.
Replace fuse with a new fuse of the same capacity.
No sound Volume is set at minimum or the mute
function is on.
Check the volume or switch the mute function off.
The unit or screen
does not work
normally.
The unit system is unstable. Press the RESET button.
ModeTUNER
Unable to receive
stations.
The antenna is not connected properly. Connect the antenna properly.
Poor quality reception
of radio station.
The antenna is not fully extended or it is
broken.
Fully extend the antenna and if broken, replace it with a
new one.
Preset stations are
lost.
The battery cable is not properly connected. Connect the permanent live on the unit to the permanent
live on the vehicle.
The following checklist can help you solve some problems which you may encounter when using the unit. Before consulting it, check the connections
and follow the instructions in the user manual. Do not use the unit in abnormal condition, for example without sound, or with smoke or foul smell can
causereorelectricshock,immediatelystopusingitandcallthestorewhereyou purchased it.

9
FCCSTATEMENT
1. This device complies with Part 15 of the
FCC Rules. Operation is subject to the
following two conditions:
(1) This device may not cause harmful
interference, and
(2) This device must accept any interference
received, including interference that may
cause undesired operation.
2. any Changes or modifications not
expressly approved by the party responsible
forcompliancecouldvoidtheuser'sauthority
to operate the equipment.
NOTE: This equipment has been tested and
found to comply with the limits for a Class B
digital device, pursuant to Part 15 of the FCC
Rules. These limits are designed to provide
reasonable protection against harmful
interference in a residential installation.
This equipment generates uses and can
radiate radio frequency energy and, if not
installed and used in accordance with the
instructions, may cause harmful interference
to radio communications. However, there
is no guarantee that interference will not
occur in a particular installation. If this
equipment does cause harmful interference
to radio or television reception, which can
be determined by turning the equipment
off and on, the user is encouraged to try to
correct the interference by one or more of
the following measures:
FCC
•Reorientorrelocatethereceivingantenna.
•Increase theseparationbetweenthe
equipment and receiver.
•Connect theequipmentintoanoutletona
circuit different from that to which the receiver
is connected.
•Consult thedealeroranexperiencedradio/
TV technician for help.
FCC Radiation Exposure Statement
This equipment complies with FCC radiation
exposure limits set forth for an uncontrolled
environment. This equipment should be
installed and operated with minimum distance
20cm between the radiator & your body
Hereby,AMS-Diffusiondeclaresthattheradio
equipmenttypeCT412DABINITINALisin
compliancewithDirective2014/53/EU.
The full text of the EU declaration of
conformity is available at the following internet
address: