Boss Audio Systems BV7348B User Manual

To ensure safety while driving

and to comply with laws,

drivers should not watch video or

operate the video device while driving.

Content

Safety Informatio n.... ..... ................

Disc Note........ ..... ..... .....................

Installation .... ..... ..... .................. ....

Detaching control panel. ..... ..... .........

Attaching control panel. ..... ...............

Electric Connecti on .... ..... .............

Remote Control .... ..... ..... ...............

Basic Operation.. ..... ..... .................

Control Panel ..... ..... ..... .................

Setup Operation.. ..... ..... ................

Setting animation..... ..... .................

Setting disc..... ..... ..... .....................

Setting radio.... ..... ..... .....................

Setting BT............... ..... ..................

Setting wallpaper...... ..... . ................

Version about.......... ..... ...................

Setting time..... ..... . ..... ...................

Setting audio mode...... ..... ..............

Setting video mode...... ..... ..............

Setting OSD language.... ..... ...........

Setting illumination col or... ..... .........

Reset Factory Setti ngs ... ..... ...........

Rear Vi ew Camera ................. ..... ..

Radio Operation.. ..... ..... ................

Listening to radio...... ..... ..................

Storing stations in memory . ..... ........

Automatic Memory St oring &

Program Scanning...... ..... ...........

RDS function..... ..... ..... ...................

Media Operation.. ..... ..... ................

2

Selecting Play Mode..... ..... ..............

3

On-Screen Display Functi on... ..... ....

4

Digital Video Special Function.... ..

5

Multi-subtitle languag e funct ion.. .....

6

Multi-audio language fun ction ..... .....

7

Multi-angle function.. ..... ..................

8

Tit le menu f uncti on .... .................. ....

11

BT Operation..... ..... ..... ...................

11

AUX/AV Op erati on................ ..... .....

13

USB Operation.... ..... ..... .................

13

Card Operation... ..... ..... .................

13

MP3/WMA/JPEG/MP EG4 Pla y ..... ....

14

SWC Operation.... ..... ..... ................

14

Specification.. ..... ..... ......................

14

Troubleshooting. ..... ..... ..................

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-1-

SAFETY INFORMATION

CAUTION:

THIS DI GITAL VIDEO PLAYER IS A CLASS I L ASER PRODUCT. HOWEVER

THIS DIGITAL VIDEO PLAYER USES A VISIBLE/INVISIBLE LA SER BEA M
WHICH COULD CAUSE .

HAZARDOUS RADIATION EXPOSURE IF DIREC TED. BE S URE TO OPERATE
THE DIG ITAL VIDEO PLAYE R CORRE CTLY AS INSTRUCTED.
USE OF CONTROLS OR ADJUS TMENT S OR PERF ORMANCE OF
PROCEDURES OTHER THAN TH OSE SPECIFIED HEREIN MAY RESULT IN
HAZARDOUS RADIATION EXPOSURE.DO NOT OPEN COVERS AND DO NOT
REPAIR YOUR SELF. REF ER SERVICI NG TO QUALIFIED PERSONNEL.

WARNING:

TO RE DUCE THE RISK OF FIRE O R ELECT RIC SHO CK, DO NOT EXP OSE THI S
EQUIPMENT TO RAIN OR MOI STURE .

TO RE DUCE THE RISK OF FIRE O R ELECT RIC SHO CK, AND ANNOY ING
INTERFERENCE, USE O NLY THE REC OMMEN DED ACCES SORIE S.

THIS DE VICE IS INTENDED FOR CONTINUOUS O PERATION.

This pr oduct incorporates copyright prote ction t echno logy that is protected
by method claims of cer tain U. S. Pate nts and o ther intellectual property ri ghts
owned by Macrovision Corpo ratio n and oth er rights owners.Use of this
copyright protect ion tec hnolo gy must b e authorized by Macro vision Corporati on,
and is intended for home and oth er limi ted vie wing uses only unless
otherwise authori zed by Ma crovi sion Co rporation. Reverse engineering or
disassembly is prohibite d.

REGION MANA GEMENT INFORMATIO N:

This Di gital Vide o Playe r is designed and manufactured to respon d to the Re gion
Management Inform ation t hat is re corde d on a Digital Video di sc. If the Region

number described on the Digi tal Video disc does n ot corr espon d to the Region
number of this Digita l Video Player, this Digita l Video Player cann ot play t his dis c.

-2-

DISC NOTE

Disc format s supported by this
player

Digit al
Video

VCD

CD

Audio and Video
Disc size 12 cm

Audio and Video
Disc size 12 cm

Audio
Disc size 12 cm

(although not enough to make i t unus­able) depending on your hand ling it a nd
conditions in the usage envi ronme nt.

Note these scratche s are not a n indic a­tion of any problem with the pla yer.

Lab el side
up

MP3

Audio
Disc size 12 cm

Discs which c annot be played
with this pla yer

Digital Video-RAM
CDV
CD-G

Handling an d Cleaning

Dirt, dust, scratch es and wa rping d isc
will cause misoperation.
Do not place stickers o r make
scratches on discs.
Do not warp discs.
A disc should always be kept in its
case when not in use to pre vent fr om
damaging.
Do not place discs in the f ollow ing
places:

1.Direct sunlight

2.Dirty, dusty and damp areas

3.Near car heaters

4.On the seats or dashbo ard

Disc Cleani ng

Use a dry soft cloth to wip e the sur face.
If the disc is quite dirt y, use a soft cloth
slightly moistured with is oprop yl
(rubbing) alcohol. Never u se solv ents
such as benzine, thinner or co nvent ional
record cleaners as they may ma r the
surface of the disc.

Note:

A disc may become somewhat scra tched

Do no t touch
the
und ersid e
of th e disc

Do no t
ben d

Wip e the di sc fro m
cen ter
tow ard the o utsid e
edg e

Preparing N ew Discs with Rough
Spots

A new disc ma y h av e r oug h e dg es on
its in side and ou ts ide ed ge s.If a disc
with rou gh edges is us ed , t he prope r
setting w ill not be per fo rme d and th e
player will not p lay th e disc.Therefore,
remove the ro u gh edg e s i n ad v anc e
by using a ball point pen or penci l as
shown on the right.To re mov e th e
rough edges, press the sid e o f th e pen
or pencil against the inside a nd outs ide
edges of the disc.

Rou gh spot s
on
out side ed ge

Bal l point p en
or pe ncil

Rou gh spot s
on in side
edg e

-3-

INSTALLATION

NOTES:

Choose the mounting locati on wher e the
unit will not interfere with t he norm al
driving function of the driv er.

Before finally installin g the uni t, conn ect
the wiring temporarily and m ake sur e it
is all connected up properly a nd the un it
and the system work properly.
Use only the parts included wi th the un it
to ensure proper installat ion. The use of
unauthorized parts can cau se
malfunctions.

Consult with your nearest de aler if i nsta­llation requires the drill ing of ho les or
other modifications of the v ehicl e.

Install the unit where it does n ot get in
the driver s way and c annot i njure t he
passenger if there is a sudden s top,
like an emergency stop.

'

SPRING WASH ER

PLAIN WA SHE R

TAPPING S CRE W

HEX NUT

DASH BOARD

METAL MOUN TIN G
STRAP

If installation angle exce eds 30 fr om
horizontal, the unit might n ot give i ts
optimum performance.

30

Avoid i nstalling the unit where it would
be subject to high temperatu re, suc h
as from direct sunlight, or fr om hot ai r,
from the heater, or where it woul d be
subject to dust, dirt o r exces sive
vibration.

DIN FRONT/R EAR-MOUNT

This unit can be properly inst alled e ither
from "Front"(conv entio nal DIN F ront­mount) or "Rear"(DIN Rear- mount
installation, utilizin g threa ded scr ew
holes at the sides of the unit cha ssis) .
For details, refer to t he foll owing
illustrated installati on meth ods.

CONSOLE

SLIDE BRACKET
HOUSING

-4-

HEX BOLT

INSTALLATION

KEY PLATE

PLASTIC FRAM E

KEY PLATE

If you want to take CHASSIS out of the SLIDE BRACKET HOUSING , first remove
the PLASTIC FRAME of the both sides away, then insert the two KEY PLATES into
left and right sides of chassis as above illustration.

DETACHING CONTROL PANEL

1. Press the OPEN button to flip down the
front panel .

OPEN button

2. First slide the front panel a little to
the right, and pull it off towards you .

3. put it in the protecti ve case f or safe
keeping.

PROTE CTI VE CA SE

FRONT PANEL

-5-

INSTALLATION

ATTACHING CONTROL PANEL

1. First, insert the ri ght sid e of the fr ont
panel into the main unit.

Bulge

Hollow

2. Push the right side of the fron t panel
until it locks firmly into the m ain uni t, at
one time, insert the le ft side o f the
front panel into the main unit .

Bulge

Hollow

How to clean th e connectors

Frequent detachment will d eteri orate
the connectors.
To minimize this possibility, periodically
wipe the connectors with a cle an, sof t,
dry cloth only, be ing careful not to
damage the connectors.

Conne cto r

3. Push it back to the position for playing

-6-

ELECTRIC CONNECTION

WI RE C ONNEC TI ON

RADIO ANTENN A JA CK

FRONT RCA AUDIO OUT SOCKET

FRONT RCA AUDIO OUT SOCKET

VIDEO OUTPUT SOCKET

VIDEO OUTPUT SOCKET

REAR CAMERA IN PUT Y ELLOW

SUBWOOFER G REY

IGNITION SW ITC H(B+)

MEMORY BACK-UP( B+)

GROUND(B- )

AUTO AN TEN NA

FRONT

LCH SPK.

RED

YEL LOW

BLA CK

BLU E

AV IN

REA R RCA
OUT PUT

White Yellow

Red

Yellow

FUSE

WHI TE

WHI TE/BL ACK

ISO CO NNECT OR

LCH I N WHITE
VID EO IN YEL LOW
RCH I N RED

LCH W HITE
RCH R ED

FUSE

VIO LET/W HITE

LIG HT GREE N

GRE Y

GRE Y/BLA CK

KEY GROU ND( BLACK)
KEY 1(BR OWN )
KEY 2(WH ITE )

(B+)12 V
REAR CAMERA SW ITC H

(B-)PAR KIN G BRAKE

FRONT
RCH SPK.

REAR

LCH SPK.

GRE EN

GRE EN/BL ACK

VIO LET

VIO LET/B LACK

REAR
RCH SPK.

Note:

the ground connection cabl e (park ing bra ke B-) must be connected in order for
pictures to be played back to th e monit or. If the c able has not been correctly
connected, appears on the monitor. warning message

-7-

REMOTE CONTROL

17

15

19

7

13

2

6

14

22

18

11

10

4

8

1. CLK Press it br iefly to sh ow the clock
time .

2. PAIR/ Pre ss it to use th e BT
function,refer to th e BT operation

3. STOP Pre ss on ce to paus e pla yback ,
press PLAY/PAUSE to resume play back .

4. SETUP Press it to open the SETUP
menu.

5.MO/ST(AUDIO) In radio mode, press it
to select STEREO or MONO mode (when
a station is weak, someti mes switch ing
to Mono will improve sound quality ) .
In Disc playback mode, pressin g it butto n
opens the AUDIO setup menu for making
changes to the way te soundtrack is
reproduced .

in video play mode

16

3

5

20

1

21

23

9

12

24

26

25

6. LO/DX(SUBTITLE) Changing of the
SUBTITLE language on multi-subt itle
language Di gital Vi deo disc. In ra dio mo de,
Press this button for distance reception
when you are located at weak signal
location, depress it for stronger si gnal.

7. REDIAL/ Press this button to use
the BT fun ction, refer to BT operation.

8.GOTO/ Press this button to begin
playback at a moment in the program you
designate. Use the number buttons to
enter the data that is needed, then press
ENTER to confirm the input.

In BT phone menu , it serves as the
button on your mobile handset.

-8-

REMOTE CONTROL

9. / Press to skip to the next

track & press to skip back one track.

SEL

10. Press and hol d to

between BASS,TREBLE, BALAN CE,
FADE,COLOR, RIGHTNESS,
CONTRAST, TIN T, BT, REG(in radio
mode), PI(in radio mode), TA(in radio
mode), AF(in radio mode), LOUD, SWF,
EQ, TIME 12H/24H, CLOCK, BEEP,
EUR/USA FREQ, ANIMATION.

After switching on the desired mode
above, rotate VOL knob to se t it.

11. VOL+/VOL- Press it to adjust
volume level .

12. / / / Us e the se bu ttons to
navigate the various menus present in
the product.

13. ME NU/SUB WOOFER Press to
display the root menu of the Digita l Video

Press and hold this button to

disc. switc h

SWF FREQ betwe en 80HZ, 120HZ an d 160HZ

14. BA ND(OSD) In Ra dio mo de, pr ess
this button repeatedly to swit ch be tween
the five radio bands .
In Disc Playback modes, Press this
button to see information abou t the disc
currently in play.

15. /MOD Pr ess th is bu tton to turn the
unit ON , press and hold to turn the unit
OFF. Press it briefly to select

work source.

16. PL AY/PAUSE ( ) In DISC mode,
starting playback, stoppi ng pi cture /track.

17. MU TE Press this butt on to turn off the
audio. Press again to restore the sound
to its prior volume level.

18. TI TLE/PBC (A/PS ) Displa y the
TITLE menu which is recorded on the

Digital Vi deo

ON and PBC OFF on the VCD disc.
In radio mode, press shortly to scan the
preset station, press longer to enter into
automatic memory sto ring funct ion .

. changing between PBC

switch

a desired

19. ZO OM Pr ess th is bu tton to active
the ZOOM function . Each press of the
zoom button changes the screen in the
sequence : 2x 3x 4x ½ 1/3 1/4 .
Use the / / / buttons to move
through the zoomed pictur e .
Note : during the JPEG playback, press
the ZOOM button, the “ZOOM 100%” will
appear on screen, then press the /
button to increase/decrea se in size ,
use the / / / buttons to move
through the zoomed pictur e .

20. AN GLE Chang ing of the view angl e
on multi-angle Digital Video disc.

21. EQ /LOUD Pr ess it brie fly to turn to
equalization functio n. Pr ess it lon ger to
switch the LOUDNESS function between

LOW, MIDDLE, HIGH and OFF.

22. /

In DISC mode, Press to start forwar d
rapidly. Press to reverse rapidly.

.

23. EN TER Confi rm th e Trac k/Cha pter

selected with the number key or sel ected
with the cursor buttons on TV sc reen.

24. 0 - 9(0/ TA & 9/A F)

Use to input numerical values durin g
programming, with the GOTO button ,
or to directly select a track to play .
In Radio mode, (when the RDS
engaged,), 0 serves as TA functi on,
9 serves as the AF function .

25. +1 0/ Tens digit select button,

cooperatively used with numeri c but tons.

In BT menu, it se rves as th e

button on your mobile handset.

26. RA DIO PR ESET Six pres et me mory

buttons.

-9-

REMOTE CONTROL

Preparing the Remote Control

Inserting t he Battery

1.First push to insid e as the di recti on indi cated by the arrow (See )And then

Remove the battery ho lder as t he dire ction i ndicated by the arrow (See ).

2.Replace the battery Set a ne w batte ry prop erty with (+)side up as illustrated

(See ).

3.Insert the batter y holde r. Push in t he hold er to the original position(See ).

3

1

2

4

Using the Rem ote Control

Face the remote contr ol towa rds the p layer f ront face IR mark (remote control s ignal

receiver).

Operation angle: About 30 deg ree in ea ch the di rection of the front of the IR mark.

Note :

The lithium cell in the batter y compa rtmen t of remote control has been secured for

transport with a plastic . Bef ore ini tial us e please remove this plastic so that the

remote control is ready for op erati on .

-10-

BASIC OPERATION

Control Panel

10

11

7

2

9

6

5

8 12

3

4 14

Base of Control Panel

13

Control Panel

16

1

18

17

15

2119 20

1. REL Button

Press it to flip down the f ront pa nel ,
then you can insert a disc into th e disc
compartment. You can also pres s the
Eject button to eject t he disc .

2. (POWER On/ Off)/SRC Button

Press it to switch the de vice ON , press
and hold (approximately 2 se conds ) to
switch the device OFF . D uring t he
playback mode, you can press i t to sele ct
an input mode by pressing repe atedl y
until proper one is found:

>RADIO >DISC >USB > CAR D >AUX IN
>AV IN > BT

3. VOL Multifunction Button

In normal mode, this button is u sed to
increase or decrease the vol ume.

SEL B

4. utton

Press and hol d to

BASS,TREBLE,BAL ANCE, FA DE,

COLOR, RIGHTNESS, C ONTRA ST,
TINT, BT,REG(in radio m ode),

PI(in radio mode),TA(in radio mode),
AF(in radio mode), LOUD, SWF, EQ,
TIME 12H/24H, CLOCK , BEEP,
EUR/USA FREQ, ANIMATION.

After switching on th e desir ed mode

above, rotate VOL kn ob to set i t.

-11-

switch between

BASIC OPERATION

In home interface, ro tate th e VOL kn ob
or press the </> button o n remot e to
do selection.
In SETUP or SWC mode, press and hold
the SEL butto n to back t o previ ous mod e;
In SETUP mode, press setup button to
back to home interface.
The other mode, press the SEL button
to back to home interfa ce

5. BAND Butto n

In Radi o mode, pres s this butto n repeat­edly (o r the BAND but ton on the rem ote
contr ol) to cycle t hrough and s elect the
desir ed radio ban d, the desig nation of
the cor respondi ng level- FM 1, FM2,
FM3, AM1 (MW1), AM2(M W2)- is show n
in the TFT.

6. MUTE/PTY Button

Press this button to tu rn off the audio.
Press again to restore the vol ume to th e
prior level. You can also disable the
MUTE function by turn ing the V OL +/­knob.

In Radio Mode, press this butt on and
hold for a bout 2 seconds to selec t the

TY

P of the grogram type (ex ample s of
such types of program are :

NEWS, POP.....)

>>|/ and |<</ Buttons

7/8.

In radio mode, Long pressing | << or >>|

button can automatically s earch d own
or up for an available station b eginn ing
from the current freq uency ; Brief ly
pressing |<< or >>| but ton can m anual ly
search down or up for a your desir ed
station beginning from the c urren t

frequency.

In media mode, pressing |<< or > >|
button can play previous or ne xt trac k;
continuously and long pres sing |< < or
>>| button can fast bac kward s or

forwards at the follo wing mu ltipl e of
normal speed: x2, x4, x8, x20.

* In BT MUS IC mode, the function of the
fast forwards or back wards i s disab led.

In BT PHO NE mode, for the function of
the and buttons, plea se refe r to
the part of the BT Op eration.

-1 . PRESET STATION MEMORY

9 4

In RADIO mode, Go to any pr eset st ation
by pressing one of the 6preset s tatio n
(1-6) ,if one of these bu ttons i s press ed
for more than 2 seconds, the sta tions
currently being listened t o will be
memorized into the selecte d prese t butto n.

15. AUX INPUT JACK

For information about usin g an AUX IN
audio source, refer to AUX oper ation .

16. TFT Displ ay (liquid crystal di splay )

The operation of the TFT, refer to TFT
Monitor Adjustment .

17. USB PORT

For information about conn ectin g a
USB device.

18. MIC (Microphone position )

19. CARD SLOT

For information about conn ectin g a
memory card device.

20. (EJECT) B utton

In DISC playing ,Press the Ope n butto n
to flip down the front pa nel, th en you
can press the this butt on to eje ct the di sc .

21. RESET But ton

Press this button to re turn to f actor y
settings.

-12-

BASIC OPERATION

SETUP OPERATION

10: 00 AM10: 00 AM

In home mode, rotate th e VOL kn ob to
select “ ” and press SEL butto n or
press ENTER on remote to turn to
setting menu.
During setting ,use the VOL knob as turn
left and right and use the >>I and I << as
turn up and down. You can also use the
directions button to do sele ction t hen
press SEL to c onfir m the inp ut.

Setup interface 1

KEY BEE P : ON or OFF.

Disc setup as follow:

DISC

FORM AT NTSC

TV TYP E 4:3PS

RATIN G ADULT

FORMAT

This player is capable of play ing dis cs

recorded in either PAL or NTSC for mats.

Make the selection based on wh ether

you are connecting the unit to a PAL TV

or an NTSC TV. You can also set the unit

to AUTO (a uto select). The di sadvantage

to autoselect is that e ach tim e you tur n

the unit on it checks to se e what ki nd of

monitor is connected, whic h cause s a

small delay and some flicker ing of th e

display image which you may fi nd

unpleasant.

TV TYPE

16: 9

4:3 L ette r Box

Setup interface 2

ADJUSTABLE ITEMS:

GENE RAL

ANIM ATION 2 MIN UTE

KEY BE EP ON

DISC . ..DISC . ..

RADI O ...

General setup inter fac e1

ANIMATI ON

In RADIO mode, you can change th e
playing time of animation am ong of
“OFF, 10S, 30S, 1M,90S, 2 M, 3M and

4M ”.

Note:

Please set the playing time of t he
animation to “ 10S ” for the first , when
you turn the unit on .

4:3 P an Sca n

This is to select the app ropri ate TV

aspect (4:3 or 16:9) ac cordi ng to the

connected TV set.

Normal/PS (For 4:3 TV )

Played back in the PAN & SCAN style.

(If connected to wide -scre en TV, the

left and right edges are cut off.)

Normal/LB (For 4:3 TV )

Played back in LETTER BOX styl e.

(If connected to wide -scre en TV, black

bands appear at top and bottom o f the

screen.)

Wide (F or 16:9 T V)

Select when a wide-screen TV set is

connected.

-13-

BASIC OPERATION

RATING

Select to turn Parent al Cont rol on or o ff.

The factory default p asswo rd is 0000.
(The password must be used to ma ke

changes to the Parental Cont rol
menu below .)
Key in “0 000” and then turn to rating
then you can setting as follow :
KID SAFE -> G -> PG -> PG-13

-> PG R -> R ->NC-17 -> ADU LT

RADIO

ST/MONO: To selec t stereo or mono.

LOCAL: To se lect lo cal or distant.

REGION: To select radio frequency
as USA or EUROPE.

GENE RAL

BLUE TOOTH O N

WALLPA PER ...

ABOU T ...

Gener al se tup i nterface2

BLUETOOTH

To select BT function on or off.

WALLPAP ER

To select wallpaper .

ABOUT

To show the version informatio n.

AUDIO SETUP

To turn to audio quality adjustm ent.

audio setup interface1

audio setup interface2

TREBLE: -7 to +7
To adjust treble level .

BASS: -7 to +7
To adjust bass level .

SUBWOOFER: To adj ust subwoofer
volume and frequency.

EQ: To selec t audio m ode as follow:

USER -> J AZZ -> CLASS IC -> POP -> ROCK

LOUDNESS: To to select loudness
effec t as :OFF -> LOW -> MID -> HIGH

clock setup interface

CLOCK SETUP

To adjust the time and time format .

FADER/BALANCE:
BALANCE: R 0-10 to L 0- 10

Adjust sound balance betwe en left
and right speakers .

FADE: F 0-10 to R 0-10
Adjust sound balance betwe en fron t
and rear speakers .

-14-

BASIC OPERATION

VIDEO SETUP

Video s etup interface

COLOR: -16 to 16

Adjust the color for th e pictu re-li ghter
or darker.

BRIGHTNESS: -16 to 16

Adjust if the picture i s too bri ght or
too dark.

CONTRAST: -16 to 16

Adjust the contrast o f the bri ght and
dark portion.

TINT: -16 to 16

Adjust the tint if the hu man ski n color
is unnatural.

-Adjustable when “NTSC “ is se lecte d
for “NTSC/PAL “ .

LANGUAGE

To select OSD language.

ILLUMINATION COLOR

Rotate the VOL knob to s elect t he
backlight for all buttons.
Rotate the VOL knob ti ll the en d to
select auto icon then tap ENTE R to
confirm, and the back light ch ange
automatically.

Reset Factory Settings

RESET bu tton is p laced on the housing
and must be activated with eit her a
ballpoint pen or thin metal ob ject.

RE SET

The RESET button is to be activated for
the following reasons:
A. Initial installation of t he unit w hen
all wiring is completed.
B. All the function buttons do no t opera te.
C. Error symbol on the di splay.

Rear View Camera

When connecting the rear vie w camer a
the mirror image of the rear vie w is auto ­matically displayed on the m onito r
when you change the gear to the ba ck
position.

-15-

BASIC OPERATION

RADIO OPERATION

Listening to Radio

Press the SRC repeate dly to se lect th e
RADIO mode, the messa ge will l ike
following below :

Selecting T he Frequency Band

Repeatedly press the BAND bu tton on
the front panel to sele ct the ba nd, the
message will show in turn :

FM1 FM2 FM3

AM2(MW2)

Start Searc hing For a Station

Manual Sear ch

During Radio mode, briefly p ress th e
button on the front pan el to inc rease
frequency by one step of chann el
spacing . (Or you can pre ss butt on
on the remote control)

During Radio mode, briefly p ress th e
button on the front pan el to dec rease
frequency by one step of chann el
spacing . (Or you can pre ss butt on
on the remote control)

Automatic S earch

During Radio mode, press and h old
(for more than 2’s ) the “ / ” button
to start search for a rad io stat ion
automatically .

AM1(MW1)

You can use the “ / ” b utton s on the
remote control to sta rt sear ch for a ra dio
station automatically .

When an FM ster eo broadcast is
hard to recei ve

Press ST/MO button on t he remo te
control to select the M ONO or ST EREO
mode . (When Stereo mod e is acti vated ,
the ST sy mbol will appear . )

To tune in strong-signal FM
Station onl y (LO/DX function)

Press the LOC/DX butt on on the r emote
control to choose between th e LOC and
DX mode of Local and Long-dist ance
traff ic news . The wo rd “LOC ” or “DX”
will display in the screen .

Storing Stations In Memory

Setting Mem ory

With this system, a tot al of 30 st ation s
can be stored in the memory of six
buttons. Each band stores up t o six
preset stations. The stations might be
FM1, FM2, FM3, AM1(MW1), and
AM2(MW2) band.
The operation is as below :

- Store in Memory

>S elect t he frequency band
>S elect t he station
>K eep the d esired memory key pressed
in until the station is heard ag ain aft er

a brief interruption .

-16-

BASIC OPERATION

- Retrieve a preset station
press the 1-6 buttons b riefl y on the

remote control to ret rieve a s tatio n
which had been stored in the mem ory
in advance the chose number is s hown
on display .

Automatic Memory St oring &
Program Scanning

Automatic Preset Setup

In Radio Mode, press an d keep (f or more
than 2 ’ S) the re mote of “ APS ” button
to active automatic s tatio n stora ge.
The rad io searches within the current
frequency band, e.g . FM1, fo r the str on­ ger signal level until the sea rch cyc le
has finished . Th e six strongest stations
are then allocated to t he corr espon ding
storage locations .
Then th e station of the first storage
location is set .

Scan Function

In Radio mode, briefl y press t he “APS ”
button on the remote co ntrol , t he radi o
briefly plays all the p reset s tatio ns of the
frequency band .

RDS FUNCTION

ADJ USTABLE ITEMS:

- the function REG ON pre vents t he

radio from switching to alte rnati ve
frequency which have a different regional
program content .

REG OFF : the program ide ntifi catio n(PI)
of the regional program is ign ored du ring
the search for an alter nativ e frequ ency
(AF) or a program ident ifica tion (P I) .

Select RDS REGIONAL to turn RDS
function on or off.

PI SET

To change between PI MUTE and
PI SOUND .

PI MUTE / PI SOUND

(only f or ra dio o peration)

I

f you are in an area where two progr am

identifications (PI) ove rlap, y ou can
select the option PI SO UND and
PI MUTE for playback of t he soun d.
Alternate switching of the pr ogram
identification sh ould be a voide d .

PI SOUND :

I

f switching nevert heles s occur s the

sound of another station is he ard for

less than one second .

PI MUTE :
the sound of another st ation i s
suppressed .

REGION SET

To sw itch th e REGIO N function
ON and OFF.

REG FUNCTION

at certain times some s tatio ns divi de up
their programs into r egion al prog rams
with varying conten t .
REG ON : the message “REG O N” will
appears in the display for a few s econd s .
Note :

- the display capacit y is limi ted . It is
possible that in the do uble di splay
mode some segments of t he disp lay
are deleted .

TA Traffic Annou nceme nt

(Priority For Traffic Information)

In Radio mode, long press the 0/ TA

button to switch the TA fu nctio n ON
and OFF .

When the TA function is ac tivat ed, the

TA symbol a ppears in the display .
During radio operation in on e FM

frequency band the se arch fo r a traffic
announcement stat ion is st arted
automatically (TA SEEK) .

-17-

BASIC OPERATION

If an FM station is being r eceiv ed whic h
transmits the lates t traffic announce­ments from time to time , the TP display
lights up.

When the TA function is sw itche d on ,
the FM traffic automatically interrupt
CD operation (the word TRAFF IC
appears in the display).

The volume level is increase d to the
minimum value for the transm issio n of
traff ic announcements.
After the traffic announcements has
finished, the program that w as
previously running is resu med.

AF FUNCTION

(Alternative Frequenci es)

In Radio mode, long press the 9/ AF
button to switch AF func tion ON a nd OFF .

AF is a function that wor ks with t he help
of RDS (Radio Data System) and c an
only be used with FM stations. The radio
searches in the background f or the be st
frequency reception of the s tatio n that
has been tuned into .

When the AF function has been swi tched
on, the radio continuously t ests th e
signal strength of the AF frequ ency .

The test interval for e ach AF freq uency

depends on the signal streng th of the
current station and varies f rom a few

minutes in the case of weak sign als.
Whenever the new AF frequency i s
stronger than the sta tion th at is cur rentl y
tuned in , the radio switched to t his
frequency for a short time for a s hort
time and the message

“NEW FREQUENCY “ is displayed for
one or two seconds.

PTY FUNCTION

In Radio mode, press and hold “P TY”
to select the Program t ype .

PTY Sel ection of the program type
besides the stations name, s ome FM
stations also trans mit inf ormat ion on th e
type of program. This information can
be displayed by your car radio .

Examples of such type s of prog ram are :

SPORT NEWS POP WEATHE R ..... .

With PTY function you can specifically
select stations tra nsmit ting a pa rticu lar
type of program. Pres s the PTY button
repeatedly to call up the PTY selection
menu. Th e messa ge “PTY SEEK ” then
appears briefly in the displ ay .
When PTY has been selected the radio
start searching for c orres pondi ng PTY
information and stops when t he PTY
information has been found , “NO PTY ”
appears in the display. If the PTY
information being search ed for no l onger
exists, the PTY function automatical ly
switches to normal mo de .

-18-

MEDIA OPERATION

SELECTING PLAY MODE

During the Disc playback, pr ess the
“2, RDM, INT ” button on the remote
control to select the d ifferent playing
mode .

22

55 66

88

REP EAT ALL

REP EAT ALL

INT

33

AF

99

TOP

11

VOLVOL

RDM

44

SELSEL

77

1). TOP FUNC TION

ForDigital Video/ VCD/CD/MP3:
In the state of Digital Video/VCD/CD/
MP3 disc playing, press the bu tton to
select the first trac k/cha pter to p lay.
(depend on the disc used for VCD )

2). REPEAT FUNCTION

FOR Digital Video :

Longer press 2 button on the rem ote
control to select REPEAT mo de as
follows :

CHAPTER REPEAT ON TITL E REPEAT O N

REP EAT OFF

FOR VCD/CD :

Longer press 2 button on the rem ote
control to select REPEAT mo de as
follows :

REPEAT ON E REP EAT ALL

REPEAT OFF

FOR MP3 :

Longer press 2 button on the rem ote
control to select REPEAT mo de as
follows :

REP EAT ONE R EPEAT FO LDER

REP EAT OFF

3). INTRO FUN CTION

FOR CD :

longer press the 3/INT butto n on the
remote control to play the pre vious 1 0
seconds part of each tr ack/c hapte r on
disc.
(Longer press again to cance l this mo de)

FOR VCD :

longer press the 3/INT butto n on

the remote control, It displ ay will

following menu as below :

SEQ PLAY IN TRO 1

Note: when select INTRO 1 Mode , this
player to start to play t he prev ious 10
seconds part of each tr ack/c hapte r on
disc. (Longer press it again t o cance l
this mode .)

FOR Digital Video/MP3 :

For Digital Video/MP3 , longer press the
INT but ton is not available .

4). RDM (RAND OM) FUNCTION

During DISC playback, long er pres s the
4/RDM button on the remote con trol to

play in random. Each playing , the ord er
is diff erent .
(Depend on the disc used for VCD ).
Longer press it again to cance l
this function .

ON-SCREEN D ISPLAY FUNCTION

During playback, press the O SD butt on
on the remote control . It will di splay t he
message for the playing medi a such as
Tit le Numb er, Chap ter Num ber and so on.

-19-

DIGITAL VIDEO SPECIAL FUNCTION

Digital Video Special Function

1. Multi-su btitle Language
Function (f or Digital Video Only)

During Digital Video playback.

press the SUBTITLE on t he
remote control .

Each time the button is p resse d numbe r
of the subtitle language cha nges
in sequential order.

Notes:

- The lan guage number is different
according to the disc .

- Some discs only contain one su btitl e
language.

- When no different subtitle language
are recorded, “ INVALID K EY ” will be
displayed at screen left top c orner.

2. Multi-Au dio Language Functio n

For Digital Video:

During Digital Video playback,
press the AUDIO on the remote

Each time the button is presse d numbe r
changes on sequential orde r.

Notes:

- The lan guage number is different
according to the disc .

- Some disc only contain one lan guage
soundtrack

- When no different language soundtra­ ck are recorded will be
display at screen left top cor ner.

For VCD/CD:

during playback, Press AUD IO on the
remote control . It is po ssibl e to swit ch
the sound between monaural a nd
stereo sound.

MON O LEFT MO NO RIGH T

“ INVALID K EY ”

MIX -MONO

STE REO

3. Multi-An gle Function
(for Digita l Video Only)

During Digital Video playback,
press the ANGLE button on the
remote control

Each time the button is presse d , the
number of the angle changes in s equen ­tial order.

Notes:

- The ang le number is differ ent
according to the disc .

- The fun ction only work for disc having
scenes recorded at di fferent angles.

- When no different angle are recorded,
will be displayed at

“ INVALI D KEY ”

screen left top corne r.

4. Title Menu Function

For Digital Video:

If the Digital Video has multiple titles
recorded on the disc. It can sel ect
preferred title fro m the tit le menu t o start
playback.

- During Digital Video playback, press

TITLE button on the rem ote .Th e title
menu is display.

- Select preferred ti tle by th e curso r
button and confirme d by pres s the
ENTER button .

For VCD:

Press TITLE/PBC but ton on th e remot e
control while the disc is play ing, yo u can
switch between "PBC ON"and " PBC off"
mode.

-20-

BT OPERATION

Bluetooth Operation

1. Pairing and Connec ting
Prior to using the BT device named

Boss Audio as a hands-fr ee syst em
for a BT-enabled mobile phone f or the
first time, you must

them

* Prior to pairing and connect ing, wh en
displaying No Video interface of radio,
CD, AUX IN or BT music , the logo BT
flashes in the touch sc reen.

*
system for
a - enabled mobile phone, plac e the
BT-enabled mobile phone no mo re
than 3 meters from the he ad unit ;

Switch on the BT mo de of your mobile

phone; then s
BT devi ce and enter it;

the BT of the A/V system,
the name will be displayed

select it and enter it; t hen it wi ll show
an interface that ask s you to in put a
password, input 888 8 and ent er it;
then i with the
BT devi ce Boss Audio of the car A/V
system, Confirm it, t hen the f rame of

the BT lo go will light all the time.

* finishing pairing and ing

the audio of the mobile p hone tr ansfe rs

call is made or receive d

phone plays music

2. BT PHONE

Once connecting is co mplet e, you ma y
access the followin g funct ion. So me of
the below mentioned functi ons onl y
accessible for handset sup porte d with
hands-free profil e.

as follows:

During operation of the devi ce name d

Boss Audio as a hands-free

BT

device car

Boss Audio ,

t will pair and connect

When connect ,

to the car audio system w henev er a

pair and connect

elect the item to find a

When it finds

or the mobile

.

In power off mode, a incoming call or call
out to wake up this unit and turn to B T
hands-free mode, when the ph one cal l
ended the unit back to power off mode.

CAL L IN PROG RESS

Answer a call

After you hear the ring tone (th e incom ing
telephone number will disp lay on th e
TFT LCD ), press the “ ”button briefly on
the front panel to listen .

Make a call

Dial the number on the remote co ntrol
and then press briefly the “ ” but ton .
When you dials the wrong numbe r,
press “ ” button to delet e it.

Redial last number

When displaying BT phone interface,
press and hold the “ ” butt on(ap pro-

ximately 2 seconds) on the rem ote
control to dial out the last dia led pho ne

number.

Adjust the Volume

During conversation in pro gress , tune
the Volume switch until you rea ch the
desired volume level.

End/Reject a call

In BT pho ne menu, press the “ ” button
briefly on the remote contro l .

00:0 1:32

-21-

BT OPERATION

Play MP3 music

In BT MUS IC menu, you can play the
MP3 from your mobile handset .

(Please Note: please make su re it
support BT A2DP & AVR CP profile.)

Note:

a). Before using the fu nctio n of the BT
about the unit , please c heck yo ur
phone’s instruction guide or contact
phone manufacture i f you are n ot sure i f
your phone supports the hand s-fre e
BT function .
b). When operating th e funct ion of BT
about the unit , you need m ake you r
call-phone and the unit succ essfu lly for
one time. Afterwards , you onl y need to
take on the power and the f uncti on of
BT will work in three min utes au tomat i-

cally if you want to oper ate the f uncti on
of BT .

c). If you want not to use th e funct ion of
the BT about the unit , you c an long
press the SEL button an d rotat e the VOL
knob to set the BT OFF .

-22-

AUX/AV OPERATION

AUX OPERATION

On the front panel of thi s unit, t here is a n
AUX IN jack, follow the d iagra m below t o
connect analogue replay de vices (only
for the Audio connect, if you want to
connect the Video, please plug the
<Vide o input > on the back of the unit .) .
Use this jack to replay sound of o ther
replay equipment such as dis c playe rs,
computers, etc. Via the loudspeakers.

1). Please connect th e exter nal dev ice
with stereo jack plug the Aux in so cket .

AUX IN JACK FRONT PANEL

Gro und

Rig ht

Lef t

AV Operation

Please plug the <Video input >
on the back of the unit .

Press the SRC repeatedly to se lect th e
AV mode, t he message will like
following as below :

In AUX/ AV mode, you can u se SEL, +, -,

VOL, MU TE, E Q , SW and LOUD bu tto ns

to adju st au dio and vide o.

Note: To ens ure saf ety while driving and

to comply with lows, dr ivers s hould

not watch video or oper ate the

video device while dr iving .

2). Press the SRC repea tedly t o selec t
the AUX mode, the message will like
following as below :

3). You now hear the sound from the
external device played bac k throu gh
the loudspeakers .

4). use the VOL+/- on the f ront pa nel to
adjust the volume level.

-23-

USB OPERATION

USB OPERATION

First remove the dust p rotec tion ca p , then fo llowing the diagram below,
connect your device t o the USB p ort of th e unit . If it is properly connected, the
device will be mounted and sta rt play ing aut omatically. (All o perations are as
same as disc mode .)

In USB Playba ck mode

You can use the U P, DOWN, RIGHT or LEFT button s to navigate and to select
files to play, and press ENTER to begin playback (or v iewin g, in the c ase of
JPEG files).

To skip to th e next or last track, press the or . Pres s the or
buttons for Fast Forw ard or Fa st Reve rse pla yback.

REPEAT pl ay mode s are also available by repeatedly pushi ng REPE AT until
the desired mode is fou nd.

Important N ote:

1. During the DISC playback, i f you wan t to play t he USB, please first remove
USB and then connect it a gain to s tart (w hen the D isc and USB in this player).

2. When the DISC and USB in this pla yer,th ey can no t to transfer .

-24-

CARD OPERATION

Card OPERATION

The unit can support playbac k MP3/W MA/JP EG/MP4 format which are stored
into a memory card .
Please read below before you s tart th e opera tion of memory card .

INSERTING THE CARD .

Label s ide
facin g upw ard

OPEN

Press the open button
to flip down panel .

REMOVING THE CARD .

OPEN

Press the open button
to flip down panel .

First to slide the panel a
little to the right, then pull it
off towards you.

First to slide the panel a
little to the right, then pull it
off towards you.

Insert the memory card.
Press in till heard a “CLICK”.
Attached the panel to play.

Press in till heard a “CLICK”.
Remove the SD card and
attached the panel to play.

Mode change t o card mode

After a memory card was i nsert ed into t he main u nit card slot . the unit will starts
playing the files containe d on the me mory ca rd . Once the unit read the memory card
successfully, the first file on the memor y card wi ll auto matic ally start playback.
Press and hold the SEL butto n repeatedly is allowing changing to oth er mode s .

Change DISC t o Card

The operations are same as USB m ode, re fer to se e USB operation .

Change Card t o DISC

The operations are same as USB m ode, re fer to se e USB operation .

File Playba ck Operation

All the memory car playback op erati on func tion is same as the operation
on CD/MP3/WMA .
Please to “ MP3/WMA” op erati on for mo re deta ils .

-25-

MP3/MP4 OPERATION

MP3/WMA/J PEG/MPEG4 PLAY

The unit is support MP3/WMA/ JPEG/ MPEG4 . During playing press the MENU,
the following picture will a ppear o n the mon itor . The uni t will pl ay the first track
automatically . You can to choose others m ode (MP 3/JPE G /MPEG4) to play .
EX. : when the MP3 mode is se lecte d .

5

1 Current type (highl ighte d bar) .

SON GS 001

1

002

003

004

2 Audio play mode select.

3 Picture play mode sel ect.

4 Movie play mode select,

5 Current play track .

2 3 4

As the interface show, Us e / / / on the re mote control to select the
play mode or item, then p ress EN TER but ton on the remote control to confirm.

SKIP AHEAD / BACK

In playback mode, press the or b utton o n front panel to skip ahead or
back one item in the list . (Or pres s the or bu tton on the remote control .)

Fast Forward/ Fast Re verse P layba ck

In playback mode, press and ho ld (for a m ore tha n two seconds ) the or on
front panel to move to FAST FORWAR D or FAST REVER SE play .
You can also br iefly p ress th e or button on remote control to acco mplis h
this .

REPEAT FU NCTIO N

Pressing REPEAT button repeatedly can s elect r epeat p lay mod e.
REP-ONE:

Play the same song over and over a gain.
REP ALL:
Play all songs on the disc, then r epeat s the ent ire disc over and over again .

NOTE:

in JPEG/MPEG4 mode, t he deta ils ope ratio ns as same as MP3/WMA operation .

-26-

STEERING WHEEL CONTROL

Press the SRC repeatedly to se lect th e
SWC mode, the message will lik e
following as below :

There are 2 KEY for no more than 12
buttons to select.
For first time use this f uncti on, inp ut a
key (such as 0.38,0.3 8 is a magn itude
of voltage, according to you r car )
through the steering remot e and
show in button 1 position.

0.3 8

Then select a function icon su ch as
will show in button 1 position a nd sele ct
to confirm and back to ho me menu
that means select fin ish.

The function of the ico ns as fol low:

To be gin fun ction save.

After selection to con firm
operation.

To ca ncel th e input and
resume load.

When electric resis tance i s too
low, select this icon to i ncrea se.

When electric resis tance i s too
high, select this ico n to redu ce.

Use the VOL kn ob or the < /> butt on to
do selection.
First select Assign begin setting;
then select the input(0.38 ) and pre ss
SEL or ENTER t o confi rm;

-27-

SPECIFICATION

Supply Voltage: 12V DC ( 11V-15V)
Current Consumption: Les s than1 0 A

Maxim um Power Out put: 4 x 80W

Signal System: Comp ositi ve vide o 1.0Vp-p 75
Discs Played: (1)DIG ITAL VIDEO -VIDE O Disc
5"(12 c m) sing le-si ded, si ngle-layer
5"(12 c m) sing le-si ded, do uble-layer
(2)Com pact Di sc (CD- DA, VID EO CD)
5"(12 cm) dis c

Audio Signal Output: Front , Rear, an d Subwo ofer Output
Characteristics: (1)Fre quenc y Response 20 Hz - 20 KHz
(2)S/N R atio 90 d B (JIS)
(3)Wow and Flutter Below me asura ble lim its

RADIO Secti on :

For 2 Ban ds For 2 Ba nds
(Euro pe) (U. S.A.)
FM FM
Frequency Coverage: 87.5 t o108 MH z 87.5 to107.9 MHz
IF: 10.7 M hz 10.7 M Hz
Sensitivity (S/N = 30 d B): 15 dBu 1 5dBu
MW AM
Frequency Coverage: 522 to 1620 KH z 530 to1710 KHz
IF: 450 KH z 450 KHz
Sensitivity (S/N = 20 d B): 40 dBu 4 0 dBu

TFT Section :

Monitor Screen Size: 3.2 Inc h Wide
Color System: NTSC/ PAL

BT :

BT spec ification: V1.2 Class 2
BT Supp orted Profiles: HSP, HFP and A2DP & AVR CP pr ofile s
Range of frequency: 2.4GHz S pectr um

NOTE:

Specification and design a re subj ect to mo dification, without notice, due to
improvements in technolo gy.

-28-

TROUBLESHOOTING

Before going through the che ck list , check w iring connection. If any of the problems
persist after check l ist has b een mad e, cons ult your nearest service dealer.

SYMPTOM CAUSE SOLUTION

If the power supply is properl y
connected to the car accesso ry
terminal,switch the igni tion ke y
to "ACC"
Replace the fuse

Remove the disc in the player,
then put a new one

Insert the compact di sc with
the label facing upward

Clean the disc or try to pl ay a
new one

Cool off or until the ambient
temperature return to norm al

Please switch to correct col or
system from menu

Make proper connection
according to wire connection “ ”

For safety reasons no v ideo/
images are displayed
while the vehicle is moving.
Engaging the parking brake w ill
cause images to be displayed .

Please the color system of
the choice accommodation

Change the disc

Change the disc
Record JPEG files using a
compliant application

Press the RESET button.
Front panel is not properly fi xed
into its place

Insert the antenna ca ble fir mly

Select a station manually

No power

Disc can not be
loaded or ejected

Video /image
appears
black-white

No video/image
appears

No color in picture

JPEG disc can
not be played
back

Unit has become
unresponsive

The radio does not
work

The car ignition switch is
not on

The fuse is blown

Presence of disc inside the
player.

Inserting the disc in revers e
direction

The disc is extremely dirty
or defective

Temperature inside the car
is too high

The color system is
set incorrectly

The unit is not connected
to the parking brake
detection switch

The parking brake is not
engaged

The dis c format is not
according to the TV-set
used (PAL /NTSC )

No JPEG files are recorded
on the disc.

JPEG files are not reco rded
in a compliant format

Unit has frozen up

The antenna cable is not
connected

The signals are too weak

MADE IN CHINA

-29-

BV7348B