Boss Audio Systems BOSS Marine MR1620W User Manual

U S E R ’ S M A N U A L  
RDS Model with  
MR1620W  
MR1620S  
Switchable USA/European  
Frequencies  
page  
CONTENTS  
2
4
5
6
Head unit installation  
Fully Marinized MP3-Compatible  
In-Dash CD Receiver  
Detaching the front panel  
Removing the head unit  
Congratulations on your  
Remote control installation  
Flush mount  
purchase of a  
Marine  
MP3/CD Receiver.  
6
Remote control installation  
Surface mount  
It has been designed, engineered  
and manufactured to bring you  
the highest level of performance  
and quality, and will afford you  
years of listening pleasure.  
10 General and tuner controls  
14 Remote control  
15 CD Playback  
15 MP3 playback  
Thank you for making  
Marine your choice for  
marine audio entertainment!  
16 RDS radio functions  
17 PTY station categories  
18 Wiring diagram  
19 Troubleshooting  
20 Specifications  
MR1620W • MR1620S Marine MP3/CD Receiver Packing List  
Before installing your new  
CD Receiver, please unpack the contents and check  
that your package contains the following items:  
Main unit  
Wired remote control  
Remote control cable  
Mounting hardware for remote control:  
Mounting arms (2)  
Detachable front panel with protective case  
Mounting hardware for main unit:  
Rear bracket plate  
Rear mounting screw  
Plain washer  
Mounting tube (1)  
Machine screws (2)  
Spring washer  
Screw  
Hex nut  
User’s manual  
Warranty card  
Removal keys (2)  
Wiring harness  
MR1620W • MR1620S User’s Manual - page 1  
Head unit installation  
To ensure that the installation  
meets the IPX5 Waterproof  
Standard, please follow these steps  
carefully.  
Before installing your new  
CD Receiver, please become familiar  
with all the information contained in  
this manual.  
1. Remove the transport screws from  
the top of the enclosure before  
beginning the installation.  
Choose a mounting location where the  
unit will not distract or otherwise  
interfere with the pilot’s ability to control  
the boat.  
Fig 1 Remove transport screws  
Use only the installation parts and  
hardware provided with the unit to  
ensure proper installation. Using other  
parts can cause malfunction and  
possible damage to your  
receiver.  
CD  
Do not install this unit at an angle in  
excess of 30º from horizontal, as it  
may affect performance.  
Although this unit has been designed  
for outdoor use, you can extend its life  
if you install it in a location which is  
not subject to extreme temperatures,  
from such sources as heaters or  
2. Place the two pieces of plastic film  
provided over the two screw holes to  
prevent water penetration.  
exhaust lines. Also, if you see dirt, dust  
or debris on a disc or in the CD slot,  
remove it with a clean cloth to avoid  
pushing it into the player mechanism.  
To remove dirt from the faceplate, use  
a clean cloth lightly moistened with  
filtered water. If the unit is splashed  
with water, wipe it off with such a clean  
damp cloth before the water has dried  
to avoid an accumulation of salts on  
the face of the unit.  
Figure 2 Apply plastic film to seal screw holes  
If properly installed, this unit will meet  
the IPX5 Waterproof standard. Please  
note that this does NOT mean the unit  
is submersible, but will resist being  
sprayed and splashed as might occur  
in a normal boat cabin.  
MR1620W • MR1620S User’s Manual - page 2  
English  
Español  
Português  
Français  
Deutsch  
3. Insert and tighten the “headless”  
support screw into the back of the  
head unit where shown.  
4. Insert the mounting case for the  
head unit into the dashboard. Inspect  
the dashboard material to determine  
its approximate thickness. Select the  
appropriate support tabs and bend  
them outward to secure the bracket  
in place (Figure 3).  
mounting case  
support screw  
head unit  
Figure 3 Bending the support tabs  
5. Bend the backstrap to conform to  
the mounting case and the dashboard  
surface to which you plan to secure  
the backstrap (Figure 4). Slide one of  
the utility holes on the backstrap onto  
the support screw and fasten it with  
the spring washer and nut provided.  
dashboard attachment  
surface  
support strap  
5mm nut  
support screw  
spring  
washer  
6. Using the 5 x 25mm screw and the  
plain washer, secure the backstrap to  
the dashboard surface as shown in  
the diagram. Tighten, secure, and  
check the overall mounting to be sure  
it is safe and will not release in an  
emergency stop or other sudden  
movement of the vehicle.  
plain  
washer  
M5 x 25mm  
support screw  
Figure 4. Forming the support bracket  
MR1620W • MR1620S User’s Manual - page 3  
Detaching the front panel  
1. Press the RELEASE button to lower  
the front panel. (Figure 5).  
3. Push the panel mechanism back  
into the housing so it is not protruding.  
To do so, push the BOTTOM EDGE  
down straight into the unit – do not  
lift it! (Figure 7).  
RELEASE button  
PUSH HERE in this direction  
Figure 5 Press RELEASE to release the front panel  
Figure 7 Push the panel mechanism back in  
2. Press the panel release latch on  
the front edge of the lower surface of  
faceplate, and at the same time pull  
the panel forward to disengage it from  
the main unit. (Figure 6).  
4. Immediately place the front panel  
in its protective case for safe and  
clean storage (Figure 8).  
Front Panel  
Figure 6 Press release latch on on the lower surface  
of the front edge of the panel and pull the panel until it  
is free of the head unit.  
Figure 8 Place the front panel in its protective case  
Be careful when handling the front panel!  
1. Do not drop front panel.  
2. When detaching or reinstalling, do not put pressure on the display.  
3. Do not touch the contacts on the panel or the main unit body – doing so may result in poor electrical contact.  
4. Dirt or foreign substances can be removed with a clean, dry cloth.  
5. Do not expose the panel to high temperaturees or direct sunlight.  
6. Do not permit volatile agents or solvents to contact the front panel.  
7. Do not attempt to disassemble the front panel.  
MR1620W • MR1620S User’s Manual - page 4  
English  
Español  
Português  
Français  
Deutsch  
Reinserting the front panel  
Removing the head unit  
1. Insert one side of the panel fully  
into the opening in the main unit.  
Should you need to remove the head  
unit, first remove and store the front  
panel as described on the preceding  
page.  
2. Then push the other end of the  
front panel into the main body. You  
should hear a “click.” (Figure 9)  
After you have removed the front panel,  
insert the removal keys supplied with  
the head unit into the two removal slots  
as shown in the drawing until you feel  
a “click.” You can now use the levers  
to pull the unit from the mounting  
surface. (Figures 10 and 11).  
NOTE: If the panel fails to lock into  
position properly, the function of  
some controls may be impaired,  
and some segments of the display  
may not become illuminated. If this  
occurs, press RELEASE and reinstall  
the front panel.  
Removal key slots  
Figure 10 Slots for removal keys  
Figure 9 Insert one end of the panel into the opening  
in the main unit. Then push the other end of the  
panel into main unit until you hear a “click”  
Figure 11 Insert removal keys until “click” occurs,  
keys to pull out head unit.  
MR1620W • MR1620S User’s Manual - page 5  
Remote control installation  
4. Insert mounting arms fully into  
mounting tube.  
The  
Marine Remote Commander  
has been designed with particular  
attention to ease and flexibility in  
installation.  
Mounting arms  
It can be mounted in both flush-mount  
and surface mount situations. Both  
use our exclusive “push and turn”  
system. In both types of mountings,  
you will first attach the mounting cup  
in place.  
Mounting tube  
5. Insert mounting screws provided  
through the slots in the cup and into  
the threaded holes in the mounting  
arms. Do not tighten more than a few  
turns.  
Once the cup is secure, you simply  
feed the wires thru the hole in the back  
of the cup (flush mount) or the lower  
edge of the cup (surface mount) and  
then insert and turn the remote until it  
is engaged.  
Insert the mounting screws through  
the cup into the threaded holes  
in the mounting arms  
FLUSH MOUNT  
Follow these steps for a successful  
installation:  
1. Select the proper location which  
accomodates the 3.45” overall  
diameter, and mark its centerpoint.  
6. Insert this assembly fully into the  
hole you have cut so that the flange  
rests on the the mounting surface.  
2. Drill a hole with diameter of 3.2”-  
3.3” (82-84mm). It is very important  
that the hole does not exceed 3.3”.  
Be sure the cup is oriented with  
arrow next to the word TOP is  
pointing UP or your remote will be  
turned when it is installed!  
3. Place the O-ring provided in the  
groove on the rear surface of the flange  
of the mounting cup.  
Insert the cup assembly fully into  
the hole you have cut.  
Place O-ring in groove on rear surface of flange of cup.  
MR1620W • MR1620S User’s Manual - page 6  
Remote control installation, continued  
7. Using your fingers, grasp the heads  
of the mounting screws and slide them  
out, away from the center of the cup.  
This will cause the mounting arms to  
also slide out so that when you tighten  
the screws, the ends of the arms will be  
engaged behind the mounting panel.  
10. Hold the remote in front of the cup  
with the top up, and as you hold it, rotate  
it about 20º counterclockwise.  
20º  
Slide the screws out to  
extend the mounting arms  
so that they reach behind  
the mounting surface.  
Hold the remote in front of  
the cup, turned about  
20º counterclockwise.  
11. Insert the remote control fully into the  
cup so that the mounting hooks penetrate  
the slots in the back of the cup.  
If you feel resistance when you insert the  
remote into the cup, pull the remote  
housing and check that the cable has been  
pressed into the curved slot, as described  
in Step 2).  
8. Tighten the screws equally until the  
cup is firmly seated and the O-ring is  
contacting the mounting surface.  
Please note: With the mounting arms  
installed as shown (”pointing to the  
front”), this mounting system can be  
used on mounting surfaces up to about  
3/4”. For thicker surfaces, you can  
reverse the arms, which will permit  
mounting to surfaces about 1” thick.  
9. Press the cable into the curved  
groove on the back of the remote  
housing. Feed the cable end thru the  
relief hole at the back of the cup.  
12. Grasp and turn the remote to the right  
until it is in the correct position.  
MR1620W • MR1620S User’s Manual - page 7  
Remote control installation, continued  
SURFACE MOUNT  
2. If you are going to run the cable into  
a hole in the mounting surface, drill a  
hole of at least 9/16” (15mm) so that  
you can pass the remote cable  
connector through it.  
Follow these steps for a successful  
installation:  
1. Place the mounting cup in the  
location you wish to install it.  
If you are going to run the cable out  
the bottom relief hole and out along  
the mounting surface, skip this step.  
Be sure the cup is oriented with  
arrow next to the word TOP is  
pointing UP or your remote will be  
turned when it is installed!  
Drill a 9/16”  
(15mm) or  
larger hole to  
allow cable to  
pass through  
mounting  
Using screws of suitable size and type  
for your application, attach the cup to  
the mounting surface. If necessary,  
drill pilot holes for the screws first.  
surface.  
3. Press the cable into the curved  
groove on the back of the remote  
housing. Feed the cable end thru the  
relief hole at the BACK of the cup OR  
the bottom of the cup.  
Mounting  
surface  
Intallation with cable going  
into hole in mounting surface.  
- OR -  
Intallation with cable running out on top  
of mounting surface.  
MR1620W • MR1620S User’s Manual - page 8  
Remote control installation, continued  
4. Hold the remote in front of the cup  
with the top up, and as you hold it,  
rotate it about 20º counterclockwise.  
6. Grasp and turn the remote to the right  
until it is in the correct position.  
Hold the remote in  
front of the cup,  
turned about  
20º counterclockwise.  
20º  
5. Insert the remote control fully into  
the cup so that the mounting hooks  
go through the slots in the back of the  
cup.  
If your installation is one in which the  
cable is exiting out the bottom of the  
housing (NOT the back), as you insert  
the remote module pull the cable down  
gently so it does not interfere with the  
insertion of the remote into the cup.  
If you feel resistance when you insert  
the remote into the cup, pull the remote  
housing out and check that the cable  
has been pressed into the curved slot,  
as described in Step 3).  
MR1620W • MR1620S User’s Manual - page 9  
General and Tuner Controls  
1
2
3
MR1620  
W
MARINE CD RECEIVER  
TUNE•TRK  
TUNE•TRK  
MUTE  
W
CH  
60  
X
4
15  
17  
MO  
AF  
AS  
16  
4
6
EQ  
PTY  
MP 3/CDR/CD RW PLAYBACK  
-10  
DISP  
EON  
SCAN  
5
POWER  
SELECT  
1
MODE  
INTRO  
BAND  
+10  
2
4REPEAT  
5RANDOM  
6
3
LOUD  
EJECT  
RELEASE  
TA  
AUX IN  
9a  
9b  
9c  
9d  
13  
10 11 12 14  
9
7
8
VOLUME UP/DOWN BUTTONS  
In normal operation, these buttons are  
used to increase or decrease the volume  
DISPLAY (Clock display and setting)  
Press this button briefly to display the  
current time. To reset the time, press  
and hold this button until it begins  
flashing. Then you can use the  
UP/DOWN buttons to change the hour  
and minutes.  
1
4
level.  
Used in combination with the SELECT  
button, these buttons are used to increase  
or decrease the settings of various audio  
parameters.  
POWER  
5
6
Press this button to turn unit on. Press  
again to turn it off.  
TUNE/TRACK BUTTONS  
2
In Radio mode, press these buttons  
briefly to step up or down the radio dial  
in single step increments. Press and hold  
for more than one-half second and the  
tuner will enter the SEEK mode. In this  
mode the tuner will stop at the next strong  
station available.  
MODE (Input Select)  
Press this button repeatedly to cycle  
through the audio input sources in the  
following order:  
RADIO > CD > AUX > AUX 1 (front panel  
aux input)  
In CD mode, pressing these buttons  
briefly will advance the player to the next  
(or previous) track. Press and hold and  
the player will enter SEARCH mode.  
To clear all stored memories, press and  
hold this button for several seconds.  
PLAY/PAUSE, MUTE  
3
In CD mode, discs will begin playback  
automatically upon insertion. To pause  
playback, press this button. Press again  
to resume playback.  
In Radio, AUX and AUX 1 modes,  
Press this button to silence the audio.  
Press again to restore the previous audio  
volume level.  
MR1620W • MR1620S User’s Manual - page 10  
SELECT  
• Beep (when you press a button): ON/OFF  
7
The SELECT button is used to access a  
wide range of settings for the receiver.  
• Clock On (determines if clock will be  
displayed when radio is turned off):  
ON/OFF  
AUDIO SETTINGS  
To change settings in the audio section,  
press SELECT briefly, repeatedly, to step  
thru the following audio parameters:  
• LCD1/2 (LCD brightness level): 1/2  
RDS Radio Settings  
VOLUME > BASS > TREBLE > BALANCE  
> FADER  
• SEEK RDS/ALL  
This setting determines the behavior of  
the radio SEEK function when RDS tuning  
mode. If ALL is selected, the SEEK  
function will stop at both RDS and non-  
RDS stations. Otherwise, it will only seek  
RDS stations. RDS/ALL  
Use the UP/DOWN buttons to change the  
settings as desired. If you have made a  
change to a setting, press SELECT to enter  
it and move to next parameter. When you  
are finished making settings, after about 5  
seconds the unit will return to normal mode.  
TA (Traffic Alert) SEEK/ALARM  
When TA mode is on, the radio monitors  
the Public Information channel which is  
piggy-backed on the FM channel you are  
currently enjoying. If such a channel is not  
detected or is weak the tuner will SEEK  
another PI channel and monitor it.( This  
is the TA SEEK setting).  
Please note: If you have selected a preset EQ  
curve, the settings for BASS and TREBLE will  
not be available in the Audio Settings section.  
SYSTEM SETTINGS  
General Settings  
To access system setup items, press and  
hold SELECT for more than two seconds.  
If ALARM setting is chosen, if a signal is  
insufficiently strong, instead of monitoring  
an alternate station for PI information, the  
radio will produce a double beep (alarm)  
and silence itself, and display “LOST TP  
TA.” TA SEEK/ALARM  
The LCD will display “MENU” and then will  
display the first adjustable item, which is  
“CLOCK.”  
Press SELECT briefly to step thru the  
available settings. Use the UP/DOWN  
buttons to make any changes. The  
following list shows the sequence of items  
in the menu, and the choices possible. The  
factory default is indicated in bold type.  
TA VOLUME  
This setting determines the volume level  
of the Traffic Alerts as they play.  
0-40 (18 is default)  
• REG ON/OFF  
This setting determines the behavior of  
the radio reception when AF (Alternate  
Frequency) mode is on. The AF system  
continuously monitors the signal strength  
of a station and compares it with other  
stations on the same network. If another  
station is stronger, it changes to that  
station.  
• Clock 12HR/24HR: 12HR or 24HR In  
areas with US frequencies 12 HR, in areas  
with European frequencies, 24HR.  
• CT (Clock time): If the frequency area  
switches from American to European, the  
clock will display 24:00. Similarly if the area  
switches from European to American, the  
clock will display 12:00. Use the UP/DOWN  
buttons to adjust the minutes or hours.  
Since sometimes in different regions  
stations on the same network will play  
different programs, the AF system can  
interrupt the current program. If REG ON  
is selected, the station will check if the  
programs are the same, and if not, the TA  
system will not change the station.  
REG OFF/ON  
• Subwoofer channel: ON/OFF  
• LOC/DX radio reception: LOC/DX  
• Area: Factory set to the country in which  
the radio is sold. Europe > Latin > OIRT  
> AUST > ASIA > USA  
• V-PGM (maximum volume level): 0-12  
MR1620W • MR1620S User’s Manual - page 11  
General and Tuner Controls, continued  
LOUDNESS/TA  
9c RANDOM  
8
9
Press briefly increase the level of bass  
output. Press again to turn off the  
Loudness function.  
In CD Playback Mode, pressing this  
button will cause the player to play all  
the songs on the current disc in random  
order.  
Press a little longer to turn on the TA  
(Traffic Alert) mode. For more information  
about this mode, please see page 16  
of this manual)  
In MP3/WMA Playback Mode, press  
and hold this button and the player will  
play all the songs in the current folder  
in random order.  
In both modes, press RANDOM again  
to cancel the Random playback mode.  
PRESETS 1-6 (Radio Mode)  
These buttons are used to store the  
presets for radio stations. To set a preset,  
tune to the desired radio station. Then  
press and hold the preset to which you  
wish to assign that station for more than  
one second and release. To replace it  
with a different station, repeat the  
process and the new setting will override  
the previous one.  
9d INTRO SCAN  
The Intro Scan function is a convenient  
way to find a particular track.  
In CD Playback Mode, press this button  
and the player will play the first few  
seconds of a song, and then skip to the  
next song and play a few seconds of that  
song. This process continues until you  
press the INTRO button again, and the  
player will continue playing that song.  
9a +10/-10 (next/previous 10 tracks)  
These button are used during disc  
playback to skip ahead or back ten  
tracks.  
In MP3/WMA Playback Mode, press and  
hold this button and the player will play  
the first few seconds of a song in the  
current folder, and then skip to the next  
song and play a few seconds of that song.  
This process continues until you press  
the INTRO button again, and the player  
will continue playing that song.  
REPEAT  
9b  
In CD Playback Mode, when you press  
this button briefly, the player will keep  
repeating the same track until you press  
it again.  
In MP3/WMA Playback Mode, when  
you press this button, the player will  
keep repeating the same track until you  
press it again. Press and hold this button  
to repeat all the tracks in the current  
folder.  
AUX IN JACK  
10  
This jack is a convenient way to play  
music from an MP3 music player such  
as an iPod through your marine stereo.  
Simply connect the headphone output  
of the MP3 player to this input jack, and  
use the CD Receiver’s MODE button to  
select AUX 1 as input source and begin  
playing music on the MP3 player.  
MR1620W • MR1620S User’s Manual - page 12  
RELEASE  
MO/ST, AF (Alternate Frequency)  
If you are dissatisfied with the quality  
of the reception in stereo, switching to  
mono often improves the overall sound  
quality. To do this, press this button  
briefly.  
11  
16  
To remove a disc or take off the front  
panel, first press this button to lower  
the panel.  
To remove the front panel, please see  
the instructions on page 4.  
Press and hold this button to turn on  
the RDS AF function, which compares  
the signal strength of the current station  
with others on the same network and  
changes to improve reception. See page  
16 for more information.  
BAND  
12  
13  
14  
Press briefly, repeatedly to cycle between  
the radio bands:  
FM1 > FM2 > FM3 > AM1 > AM2 >  
EJECT  
EQ (Preset Equalizer Curves)  
PTY (RDS Program Type Tuning)  
Press briefly, repeatedly to cycle through  
five modes: POP > JAM > JAZZ > ROCK  
> CLASSICAL > FLAT > OFF.  
17  
To eject a disc, you must first open the door.  
Then press this button and the disc  
mechanism will move the disc out to where  
you can grab it and remove it safely.  
SCAN, EON ON/OFF  
Press and hold this button to turn on the  
PTY function and begin RDS tuning radio  
stations. For information on assigning  
using the PTY function, please see page  
17 of this manual.  
In Radio mode, when you press this  
button briefly the tuner will scan up the  
band until it detects a strong station.  
Then it will stop, and the frequency of  
that station will be displayed in a flashing  
pattern for about 5 seconds. If you wish  
to hear this station, press SCAN again.  
If you do not push SCAN, the tuner will  
scan up to the next station and repeat  
the same pattern.  
RESET  
18  
If you experience abnormal functioning  
of the unit, try turning the unit off and  
back on again about ten minutes later.  
To turn on EON mode of RDS System,  
press and hold this button. When the  
EON function is turned on, “EON” will  
be displayed on the screen (for more  
information about the EON function see  
page 16).  
If problems persist, remove and carefully  
reinsert the front panel, making sure it is  
fully seated. If problems continue, remove  
the panel again and clean the connector  
on the back of the panel with a cotton  
swab moistened with isopropyl (rubbing)  
alcohol.  
AS/PS (Automatic preset setup,  
preset scan function)  
When pressed and held for several  
seconds, the tuner will search and store  
the first six strong stations as presets in  
the current radio band.  
15  
If you still have problems, press the reset  
button with a small pointed object such  
as a ball point pen. This will restore all  
factory defaults to the unit, which includes  
clearing your radio presets.  
Press this button briefly, repeatedly to  
step between and listen to the six presets  
of the current band.  
RESET button  
18  
MR1620W • MR1620S User’s Manual - page 13  
Remote Control  
POWER  
1
Use to turn CD Receiver ON or OFF.  
MODE  
2
Press to choose desired audio source:  
RADIO > CD > AUX > AUX 1 (front  
panel aux input)  
BAND  
3
4
Press briefly, repeatedly to cycle  
between the radio bands:  
BAND  
3
1
TUNE • TRACK  
MUTE  
FM1 > FM2 > FM3 > AM1 > AM2 >  
SCAN  
EON  
MODE  
SCAN/EON ON/OFF  
2
4
In Radio Mode, when you press  
this button briefly the tuner will  
scan up the band until it detects  
a strong station. Then it will stop,  
and the frequency of that station  
will be displayed in a flashing  
pattern for about 5 seconds. If  
you wish to hear this station,  
press SCAN again. If you do not  
push SCAN, the tuner will scan  
up to the next station and repeat  
the same pattern.  
VOLUME  
MARINE REMOTE COMMANDER  
5
6
7
8
PLAY/PAUSE  
6
Discs will begin playback automatically  
upon insertion. To pause playback, press  
this button. Press again to resume  
playback.  
To turn on EON mode of RDS  
System, press and hold this  
button. When the EON function  
is turned on, “EON” will be  
displayed on the screen (for more  
information about the EON  
function see page 14).  
VOLUME Use to increase or decrease  
7
8
volume level.  
MUTE  
In Radio, AUX and AUX 1 modes,  
press this button to silence the audio.  
Press again to restore the previous audio  
volume level.  
(
and  
)
TUNE/TRACK  
5
In Radio Mode, press and release to  
activate automatic seek function  
(”AUTO” will appear on display). Press  
and hold to engage manual tuning  
mode (”MANUL” will appear on  
display).  
Please note: MUTE is not available in  
Disc Playback modes.  
In CD Mode, press and release to  
advance to the next track or to return  
to the beginning of the current track  
(track number will be displayed). Press  
and hold to fast forward or reverse.  
Play will begin at the point when you  
release the button.  
MR1620W • MR1620S User’s Manual - page 14  
CD playback  
MP3 disc playback  
Please follow these general instructions to  
play a music CD disc. On the column to  
the right, you will find instructions for using  
MP3 discs.  
When you insert an MP3 (or WMA) disc,  
the player will begin playback from the first  
track in the directory.  
However, MP3 discs can contain many  
more tracks than audio CD’s, so you may  
wish to search for a particular track to play.  
There are two search methods available.  
Please note that only some of these  
functions are available on the remote control.  
Loading a disc  
Press the RELEASE button to lower the  
front panel. This will expose the disc slot.  
TRACK SEARCH MODE  
In disc playback mode, press the BAND  
button once. The LCD will display the word  
“TRACK.”  
To begin searching, press SELECT or the  
UP/DOWN button. Then press and hold  
the UP or DOWN button to locate the  
desired track, and press SELECT to begin  
playback.  
Gently insert disc until it is drawn in  
by player mechanism.  
NAVIGATE THE CURRENT FOLDER  
Gently insert a disc into the disc slot until  
you feel it being drawn in by the player  
mechanism. If there is already a disc in the  
player, first press EJECT to eject it and  
remove it.  
This mode permits you to navigate the file  
directory present on the disc.  
To enter this mode, press BAND twice. The  
display will display “NAVIGA.” Press  
SELECT to enter this mode.  
Playing a disc  
The disc will begin playing automatically. If  
you wish to pause playback, press  
PLAY/PAUSE, and press again to resume  
playback.  
Use the UP and DOWN buttons to move  
up and down the directory of folders and  
files on the disc. To enter a subfolder ,  
highlight it and press SELECT. You will then  
see the directory of that subfolder and can  
select tracks within it. So play a track,  
highlight it and push SELECT.  
To start playback from the first track, press  
PRESET 1. To skipahead or back ten tracks  
on the disc, press the +10 or -10 button.  
Intro Scan function  
The Intro Scan function is a convenient way  
to find a particular track. Press this button  
and the player will play the first few seconds  
of a song, and then skip to the next song  
and play a few seconds of that song. This  
process continues until you press the INTRO  
button again, and the player will continue  
playing that song.  
VIEWING MP3 FILE INFORMATION  
Since many MP3 files are tagged with  
Music/Artist/Album (ID3-TAG) information,  
you can see this as a list by pressing AS/PS  
repeatedly.  
The information will appear as a scrolling  
display, including the folder and file name  
as well as the ID3-TAG information.  
Repeating a track  
To keep repeating the same track, press  
the REPEAT button. To cancel the repeat  
function, press again.  
Please note that if this information is not  
present in ID3-TAG version 1.0 or 2.0 format,  
it will not be displayed.  
Random play  
Pressing the RANDOM button will cause  
the player to play all the songs on the current  
disc in random order. Press again to cancel  
this function.  
MR1620W • MR1620S User’s Manual - page 15  
RDS Radio functions  
The RDS (Radio Data System) is a digital  
information system created by the European  
Broadcast Union (EBU).  
RDS EON function setting  
The RDS EON system extends the  
functionality of the TA sensing to a wider  
range of traffic announcements from both  
local and national sources. It also allows the  
unit to interrupt disc playback with these  
announcements. In addition, it will play these  
announcements (at normal listening level)  
even if the audio has been muted.  
This system “piggy-backs” a variety of  
information services onto normal FM  
broadcasts. This information can only be  
decoded by a radio with RDS decoding, like  
this model.  
The three main RDS functions are described  
below:  
(To set this level, see instructions on page  
11 for setting V-PGM level).  
AF/REG (Alternate Frequency)  
To enable the EON function, press and hold  
the SCAN button. Press again to disable it.  
When this mode is enabled by pressing and  
holding the MO/ST•AF button, the radio will  
continuously monitor the signal strength of  
the broadcast you are listening to and if it  
finds the same network broadcast on a  
different frequency which is stronger, it will  
automatically switch to the stronger signal.  
With EON enabled, when a traffic  
announcement is broadcast, the radio will  
switch automatically to TA mode, and “TP”  
(Traffic Program) will be displayed.  
Regional mode setting  
In the SELECT menu (see page 11 in this  
manual) you can choose to turn on or off the  
REG (regional mode) subfunction within AF  
mode. The default mode is OFF.  
Although the AF button can sense if one  
station on a network is stronger than another,  
it will not confirm that the actual program  
being broadcast is the same unless you turn  
ON the REG mode.  
TA (Traffic Announcement)  
Many FM stations offer traffic  
announcements in addition to their regular  
programming.  
If you enable the TA function by pressing  
the TA button, when this station broadcasts  
a traffic advisory, the radio’s RDS tuner will  
automatically interrupt the regular program  
and play the alert. When the alert is finished,  
normal play of the broadcast will resume.  
The TA function will also interrupt CD and  
MP3 playback temporarily if the EON feature  
has been enabled (see below).  
There are some other settings for TA  
behavior that you can change. See the  
SELECT instructions on page 11 for more  
information.  
MR1620W • MR1620S User’s Manual - page 16  
PTY Station Categories  
PTY (Program type)  
This list shows the PTY program types in the  
order presented in the radio display:  
A number of RDS stations can be selected  
by the type of program they broadcast, i.e.  
news, sport or classical music.  
NEWS  
AFFAIRS  
INFORMATION  
SPORTS  
Press and hold the PTY button to cause the  
tuner to switch to RDS PTY type tuning. If at  
any time you wish to return to normal tuning  
mode, press and hold again.  
EDUCATION  
DRAMA  
CULTURE  
When you have entered PTY mode, the  
display will show “PTY” indicating that the  
mode is enabled, and the name of the first  
program type, “NEWS.”  
SCIENCE  
VARIETY  
To view other PTY categories, use the  
UP/DOWN buttons (a list of these categories  
is shown on the next page). To select the  
category, highlight it and press SELECT. If  
there is no station found in that category, the  
display will show “NONE PTY” and the radio  
will return to normal mode.  
POP MUSIC  
ROCK MUSIC  
EASY LISTENING MUSIC  
LIGHT MUSIC  
CLASSICAL MUSIC  
OTHER MUSIC  
WEATHER  
FINANCE  
CHILDREN  
SOCIAL  
RELIGIOUS  
PHONE IN  
TRAVEL  
LEISURE  
JAZZ MUSIC  
COUNTRY MUSIC  
NATIONAL MUSIC  
OLDIES MUSIC  
FOLK MUSIC  
DOCUMENTARY  
ALERT TEST  
ALARM TEST  
MR1620W • MR1620S User’s Manual - page 17  
Wiring diagram  
Follow the wiring illustration below closely to obtain proper performance from your CD  
receiver. Failure to make these connections properly may result in damage to your unit  
which will not be covered under your warranty.  
This receiver contains a built-in high power four-channel amplifier. To use the built-in  
amplifier, connect the speaker wires as shown. To use the receiver as a head unit in a  
2CH, 4CH or 4CH-plus-subwoofer mobile audio system which includes an amplifier(s)  
or power subwoofer, use the RCA outputs to connect to the RCA inputs of your amplifier(s).  
RIGHT CH (RED)  
SUBWOOFER OUTPUT  
AUX AUDIO INPUTS  
BLACK  
LEFT CH (WHITE)  
to optional  
SUBWOOFER AMPLIFIER  
OR POWERED SUBWOOFER  
TO MARINE COMMANDER  
(REMOTE CONTROL)  
REMOTE CONTROL CONNECTOR  
Antenna  
connector  
to Antenna  
RIGHT CH (RED)  
RIGHT CH (RED)  
FRONT AUDIO OUTPUTS  
REAR AUDIO OUTPUTS  
BROWN CABLE  
GREY CABLE  
LEFT CH (WHITE)  
LEFT CH (WHITE)  
ISO CONVERSION  
CONNECTOR  
OPTIONAL POWER AMPLIFIER  
Ignition switch  
(ACC +)  
RED  
WARNING!  
Constant 12V  
YELLOW  
BLACK  
BLUE  
(BATT +)  
ANTENNA cannot contact GROUND  
Ground (BATT -)  
or damage may result!  
Power Antenna  
LEFT FRONT SPEAKER  
RIGHT FRONT SPEAKER  
GREY  
WHITE  
+
WHITE/BLACK  
GREY/BLACK  
SPEAKER IMPEDANCE  
MINIMUM 4 OHMS!  
SPEAKER IMPEDANCE  
MINIMUM 4 OHMS!  
LEFT REAR SPEAKER  
RIGHT REAR SPEAKER  
GREEN  
VIOLET  
+
GREEN/BLACK  
VIOLET/BLACK  
MR1620W • MR1620S User’s Manual - page 18  
Troubleshooting  
If you experience operation or performance problems with this product, compare your  
installation with the electrical wiring diagram on the previous page. If problems persist,  
read the following troubleshooting tips which may help eliminate the problems.  
SYMPTOM  
No power.  
CAUSE  
REMEDY  
The car ignition switch  
is not on.  
If the head unit is properly connected  
to the car accessory power circuits,  
butthe engine is running, switch the  
ignition key to the “ACC” position.  
The fuse is blown.  
Replace the fuse.  
Disc cannot be  
There is a disc already in  
Remove disc in player and try again.  
loaded or ejected. the CD player.  
Disc is inserted upside  
down.  
Insert the disc with the label facing  
up.  
Disc is dirty or defective.  
Clean the disc, or play a new one.  
Car interior temperature  
is too high.  
Allow temperature to cool down to  
a normal level.  
Excess atmospheric  
humidity or condensation  
is present.  
Leave player off for an hour or so,  
and then try again.  
No sound.  
Volume is set to minimum.  
Adjust volume to desired level.  
Check wiring connections.  
Wiring not properly  
connected.  
Sound skips.  
Head unit is installed at an Adjust installation angle to less than  
angle of greater than 30º  
from horizontal.  
30º from horizontal.  
Disc is dirty or defective.  
Clean the disc, or play a new one.  
Press the RESET button.  
Buttons on front  
panel do not  
operate.  
The built-in micro-  
processor is not operating  
properly due to noise.  
Front panel is not properly  
fixed in place.  
Remove front panel, press  
RESET button, and re-insert  
front panel.  
Radio does not  
work, or the  
Antenna cable not  
connected.  
Insert the antenna cable firmly  
into connector.  
radio automatic  
selection function The signals are too weak  
does not work.  
Select station manually.  
to be received properly.  
MR1620W • MR1620S User’s Manual - page 19  
Specifications  
MR1620W • MR1620S  
Fully-Marinized MP3-Compatible In-Dash CD Receiver RDS Model with Switchable USA/European Frequencies  
CD PLAYER  
Signal-to-noise ratio  
Frequency response  
Compatible formats  
Greater than 50dB @ 1kHz  
20Hz - 20kHz  
CD, CD-R, CD-RW, MP3, WMA  
RADIO  
FM Section:  
Frequency range  
Usable sensitivity  
Intermediate frequency  
87.5 - 108MHz (EUROPE), 87.5 - 107.9MHz (USA)  
3uV  
10.7MHz  
AM Section:  
Frequency range  
Usable sensitivity  
Intermediate frequency  
522 - 1620kHz (EUROPE), 530 - 1710kHz (USA)  
40dB  
450kHz  
AMPLIFIER  
Maximum output power  
60 watts x 4 channels  
GENERAL  
Power supply req.  
Current consumption  
Line out voltage  
Chassis dimensions  
(W X H X D)  
12VDC, negative ground  
15A Max  
1200mV  
7” x 2” x 6.4” (178 x 50 x 178 mm)  
All specifications subject to change without notice.  
MR1620W • MR1620S User’s Manual - page 20  

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