Boss Audio Systems 620CA User manual

Size: 139 x 216mm

1. BUTTONS LOCATION AND FUNCTIONS

PANEL

RELEASE

BUTTON

MUTE

BUTTON

CD EJECT

BUTTON

AUDIO

BUTTON

DISPLAY

BUTTON

PRESET MEMORY BUTTONS (M1~M6)

MONO/

STEREO

BUTTON

279

SCAN

BUTTON

VOLUME

KNOB

AUTOMATICALLY

STORE / PRESET

SCAN BUTTON

POWER

BUTTON

TUNING UP / DOWN

TRACK UP / DOWN

BUTTONS

BAND/

LOUDNESS

BUTTON

REMOTE

CONTROL

RECEIVER

SOURCE

BUTTON

617

PRESET

EQUALIZER

BUTTON

L O C A L /

DISTANT

BUTTON

AUX IN

JACK

2. HANDLING COMPACT DISCS

MOISTURE CONDENSATION

NOTES ON CDs

P. 2

P. 3

P. 4

P. 1 P. 5

P. 6

P. 7

NOTES ON DISCS

There are paste residue.

Ink is sticky (P.5).

Stickers that are beginning

to peel away, leaving a

sticky residue (P.6).

Labels are attached (P.7).

On a rainy day or in a very damp area, moisture may condense on the lenses inside the unit. Should this

occur, the unit will not operate properly. In such a case, remove the disc and wait for about an hour until

the moisture has evaporated.

A dirty or defective disc may cause sound

dropouts while playing. To enjoy optimum

sound, handle the disc as follows.

Handle the disc by its edge. To keep the disc

clean, do not touch the surface (P.1).

If you use the discs explained below, the sticky

residue can cause the CD to stop spinning and

may cause malfunction or ruin your discs.

Do not use second-hand or rental CDs that have a

sticky residue on the surface (for example, from

peeled-off stickers or from ink, or glue leaking

from under the stickers).

Do not stick paper or tape on the disc (P.2).

Before playing, clean the discs with an

optional cleaning cloth. Wipe each disc from

the center out (P.4).

Do not use solvents such as benzine,

thinner,commercially available cleaners, or

antistatic spray intended for analog discs.

Do not expose the discs to direct sunlight or

heat sources such as hot air-ducts, or leave

them in a car parked in direct sunlight where

there can be a considerable rise in

temperature inside the car (P.3).

Do not use CDs with old labels that are beginning

to peel off.

Do not use your CDs with labels or stickers

attached.

**************

*******

****

*******

******* *******

*******

Do Not Use Special Shape CDs

Be sure to use round shape CDs only for this

unit and do not use any special shape CDs.

Use of special shape CDs may cause the unit

to malfunction.(P.8).

Be sure to use CDs with disc mark

Only for this unit.

RECORDABLE

REWRITABLE

P. 8

CD-Rs and CD-RWs which have not undergone

finalization processing cannot be played. (For

more information on finalization processing,

refer to the manual for your CD-R/CD-RW

writing software or CD-R/CD-RW recorder.)

Additionally, depending on the recording status,

it may prove impossible to play certain CDs

record on CD-R or CD-RW.

3. INSTALLATION

Before finally installing the unit, connect the wiring temporarily and make sure it is all connected up

properly and the unit and system work properly.

Use only the parts included with the unit to ensure proper installation. The use of unauthorized parts

can cause malfunctions.

Consult with your nearest dealer if installation requires the drilling of holes or other modifications of the

vehicle.

Install the unit where it does not get in the driver's way and cannot injure the passenger if there is a

sudden stop, like an emergency stop.

If installation angle exceeds 30° from horizontal, the unit might not give its optimum performance.

Avoid installing the unit where it would be subject to high temperature, such as from direct sunlight, or

from hot air, from heater, or where it would be subject to dust dirt or excessive vibration.

Be sure to remove the front panel before installing the unit.

DIN FRONT/REAR-MOUNT

This unit can be property installed either from “Front” (conventional DIN Front-mount) or “Rear”(DIN

Rear-mount installation, utilizing threaded screw holes at the sides of the unit chassis). For

details, refer to the following illustrated installation methods A and B.

DIN FRONT-MOUNT (Method A)

Installation the unit

1. Dashboard

2. Holder

After inserting the half sleeve into the

dashboard, select the appropriate tab according

to the thickness of the dashboard material and

bend them inwards to secure the holder in

place.

3. Screw

30°

61. Dashboard

2. Nut (5mm)

3. Spring washer

4. Screw (4x12mm)

5. Screw

6. Support Strap

Be sure to use the support strap to secure the

back of the unit in place. The strap can be bent

by hand to the desired angle.

7. Plain washer

182

DIN REAR-MOUNT (METHOD B)

Installation using the screw holes on the sides of the unit.

Fastening the unit to the factory radio mounting bracket.

1. Select a position where the screw holes

of the bracket and the screw holes of the

main unit become aligned (are fitted)

and tighten the screws at 2 places on

each side.

2. Screw

3. Factory radio mounting bracket.

4. Dashboard or Console

5. Hook (Remove this part)

Note: the mounting box, outer trim ring,

and half-sleeve are not used for method B

installation.

a. Frame

b. Insert fingers into the groove in the front

of frame and pull out to remove the

frame. (When re-attaching the frame,

point the side with a groove down wards

and attach it.)

c. Insert the levers supplied with the unit

into the grooves at both sides of the unit

as shown in figure until they click. Pulling

the levers makes it possible to remove

the unit from the dashboard.

Trim Plate Installation:

Push the trim plate against the chassis until it is fitted.

You must do this before you install the front panel, otherwise it can't be attached.

Removing the unit

4. DETACHABLE CONTROL PANEL (D.C.P.)

Removing The Detachable Control Panel (D.C.P.).

1. Turn the power off

2. Press the D.C.P. release button

3. Remove the D.C.P.

PANEL RELEASE

BUTTON

Attaching the DCP

CAUTION

1. Attach the panel at the right side first, with

point B on the main unit touching point A on

the D.C.P. (As shown on the digram).

2. Then press the left side of D.C.P. onto the main

unit until a “click” sound is heard.

DO NOT insert the D.C.P from the left side. Doing so may damage it.

The D.C.P can easily be damaged by shocks. After removing it, place it in a protective case and be careful not to drop

it or subject it to strong shocks.

When the release button is pressed and the D.C.P is unlocked, the car's vibrations may cause it to fall. To prevent

damage to the D.C.P, always store it in a protective case after detaching it.

The rear connector that connects the main unit and the D.C.P is an extremely important part. Be careful not to

damage it by pressing on it with fingernails, pens, screwdrivers, etc.

Note:

If the D.C.P is dirty, wipe off the dirt with soft, dry

cloth only. And use a cotton swab soaked in

isopropyl alcohol to clean the socket on the back

of the D.C.P.

Socket

5. WIRING DIAGRAM (20 PIN HARNESS PLUG)

FUNCTION/LABEL

RIGHT REAR SPEAKER (+)

RIGHT REAR SPEAKER (-)

LEFT REAR SPEAKER (-)

LEFT REAR SPEAKER (+)

RIGHT FRONT SPEAKER (+)

RIGHT FRONT SPEAKER (-)

RIGHT REAR PRE-AMP LINE OUT

REAR PRE-AMP LINE OUT COMMON

1 GREY/BLACK

4 VIOLET/BLACK

7 GREEN/BLACK

6 GREEN

9 BLACK

3 VIOLET

8 RED

10 RED

2 GREY

IGNITION(ACC)

WIRE COLOR FUNCTION/LABEL

LEFT REAR PRE-AMP LINE OUT

CHASSIS GROUND

POWER ANTENNA

LEFT FRONT SPEAKER (-)

LEFT FRONT SPEAKER (+)

BATTERY(+)

WHITE/BLACK

BLACK

YELLOW

BLUE

WHITE

WIRE COLOR

Power antenna wire and remote turn on lead

Memory/Battery

Connect to a constant 12 volt source.

The radio will not work if this wire is not connected.

Accessory/Ignition - Connect to a switched 12 volt source.

Ground Connect to ground terminal or

Clean unpainted metal part of chassis

AMP

RED

BLUE

BLACK

YELLOW

GREY RF+

GREY-BLACK RF-

VIOLET RR+

VIOLET-BLACK RR-

GREEN-BLACK LR

WHITE-BLACK LF-

GREEN LR+

WHITE LF+

LEFT REAR

LEFT FRONT

RIGHT REAR

RIGHT FRONT

20-PIN AUDIO/POWER HARNESS

Pin View

653 41 2

141311 12 15 16

7 98 10

201817 19

Figure 1

GREY

RED

REAR LINE OUT WHITE

R-CH

L-CH

RCA-TO-RCA CABLES

(not supplied)

AUDIO/POWER

HARNESS

20-PIN

(See Figure 1)

FUSE

ANTENNA

CABLE INPUT

16) SOURCE BUTTON (SOURCE)

Press this button to select Radio and CD modes.

The available selections depends on version:

Radio CD Player

Radio > CD

Press this button to remove the control panel.

6. BASIC OPERATIONS

1) PANEL RELEASE BUTTON (REL)

12) POWER ON/OFF BUTTON

5) DISPLAY BUTTON (DISP)

Press this button to turn on or off the power.

Press this button briefly, the LCD will display the clock for about 2 seconds, then return to previous

display mode.

Clock Adjustment

Under clock display mode, press DISP button until the LCD flashes, press Tuning Up Button to adjust

hour and Tuning Down Button to adjust minute.

The RESET button is located on the main unit (as shown on the diagram). To press it vertically with a ballpoint pen

or metal object will activate it. The reset button is to be activated for the following reasons:

RESET BUTTON

Initial installation of the unit when all wiring is completed.

All the function buttons do not operate.

Error symbol on the display.

Note: If the unit cannot function normally after reseting please use a cotton swab soaked in isopropyl

alcohol to clean the socket on the back of the control panel.

18) FRONT AUXILIARY INPUT JACK

3.5mm Audi o In Cabl e (not in clud ed )

Righ t Audi o

Left Audi o

Grou nd

AUX IN JACK IN PANEL

Connect the external signal to AUX in jack

located at the front of the panel , then press

SOURCE button to select Aux mode. Press

SOURCE button again to cancel Aux mode and

return to previous mode.

7. AUDIO OPERATIONS

4) AUDIO BUTTON

Press this button to select desired audio function.

While the selected function is displayed, turn Volume Knob to adjust the level within 5 seconds,

otherwise the unit will return to volume adjustment mode.

ORDER OF FUNCTION:

VOLUME(VOL) -> BASS(BAS) -> TREBLE(TRE) ->BALANCE(BAL) ->FADER(FAD)

2) MUTE BUTTON (MUTE)

Press this button to mute the sound. Press it again to resume listening.

17) PRESET EQUALIZER BUTTON (EQ)

Press this button to toggle the following EQ settings:

At DSP OFF mode, EQ will be controlled by Bass/Treble setting.

13) BAND/LOUDNESS BUTTON (BAND/LOUD)

Press the Band/Loudness Button for couple of seconds to switch the loudness on or off. When Loudness

is on, display will show 'Loud On' for a few seconds.

FLAT->CLASSICS->POP M->ROCK M->DSP OFF

10) VOLUME KNOB

Turn this knob to adjust desired volume level.

Press and hold SELECT button to determine how the beep sound is generated when the keys are

pressed,using V-UP/V-DN to select the desires settings:

BEEP 2ND Beeps only when the second function of the dual function button is selected (long press).

BEEP ALL Beeps when any buttons is pressed.

BEEP OFF To disable the beep option.

BEEPS 2ND,BEEP ALL ,BEEP OFF

8. RADIO OPERATIONS

11) AUTO MEMORY STORE/PRESET SCAN BUTTON (AS/PS)

1. PRESET SCAN: Press AS/PS button briefly to enter Preset Scan mode, it will scan all the preset

stations in the memories, you can hear that it will stay on each station for about 5 seconds.

2. AUTO MEMORY STORE: Press AS/PS button for couple of seconds to enter Auto Store mode,

this feature will automatically scan the current band and enter up to 6 strongest stations into the

6 preset memories. To stop Auto Store & Scan, press the AS/PS button again.

7) STATION PRESET BUTTONS (M1-M6)

1. Press these buttons briefly to recall the stored stations in the selected band.

2. Presetting stations manually, Press the BAND button to select the band for the stations to be

preset. Use Tuning Up/Down to tune in the stations to be preset. Press the Preset button at

which you want to store the station for at least 2 second. The preset number will appear on the

display accompanied by a beep, this indicates that the station has been stored into memory.

13) BAND/LOUDNESS BUTTON (BAND/LOUD)

This a dual function button. Press this button shortly to change between BAND FM1, FM2, FM3 or

AM bands. Press this button for couple of seconds to turn Loudness function on or off.

14) TUNING / SEEK UP AND TUNING / SEEK DOWN BUTTONS

1. Press these buttons briefly, and the unit will operate in AUTO SEARCH tuning mode, the radio

will tune up or down to the next station and remain on that station.

2. Press these buttons for more than 2 seconds, operate as MANUAL SEARCH buttons, under this

mode the tuning frequency will advance up or down rapidly when the button is pressed. If the

buttons are not pressed within 3 seconds, they will return to auto search mode.

8) MONO STEREO BUTTON (MO/ST)

When you receive a station,“ST” on the display will be on. Press this button to enter Mono mode.

9) SCAN BUTTON(SCAN)

Press this button, the radio will tune up to search stations, the available stations will blink

on the display for a few seconds.

and stay

6) LOCAL/DISTANT BUTTON (LOC)

During station tuning, this button allows you prior to access strong local station only (Local

mode), or to access a wider range of using distant mode (DX). When powered on, DX mode will

be defaulted automatically; Press LOC button briefly to select Local mode and “LOCAL” symbol

on the LCD will light up for a few seconds.

DUAL FREQUENCY SWITCH

Unit is defaulted in U.S.A frequency, if EURO frequency is required, a sharp pen is needed to

switch the button on the left side of the chassis to EURO frequency.

US EU

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