JVC KS-JA0502-3 Installation & Connection Manual

WARNING

KS-JA0502-3

Installation/Connection Manual

LVT2125-004A

[A]

0110NSMMDWJEIN
EN

Installation requires some special knowledge.
Do not install the monitor system yourself. Consult a dealer having special
knowledge of this kind for safe and reliable installation.

• DO NOT INSTALL THE MONITOR IN A LOCATION WHICH OBSTRUCTS

DRIVING, VISIBILITY OR WHICH IS PROHIBITED BY APPLICABLE LAWS
AND REGULATIONS.

If the monitor is installed in a location which obstructs forward visibility or

operation of the air bag or other safety equipment or which interferes with
operation of the vehicle, it may cause an accident.

• NEVER USE BOLTS OR NUTS FROM THE VEHICLE’S SAFETY DEVICES

FOR INSTALLATION.

If bolts or nuts from the steering wheel, brakes or other safety devices are used

for installation of the monitor, it may cause an accident.

• ATTACH THE WIRES CORRECTLY.
If the wiring is not correctly performed, it may cause a fire or an accident. In

particular, be sure to run and secure the lead wire so that it does not get tangled
with a screw or the moving portion of a seat rail.

Parts list for installation and connection

The following parts are provided with this unit.
After checking them, please set them correctly.

• USE WITH DC 12 V NEGATIVE GROUND VEHICLES.
This monitor system is only for use in a DC 12 V negative ground vehicle.
It cannot be used in large trucks or diesel vehicles which are DC 24 V vehicles.
If it is used in the wrong type of vehicle, it may cause a fire or accident.

• To prevent short circuits, we recommend that you disconnect the battery’s
negative terminal and make all electrical connections before installing the unit. If
you are not sure how to install this unit correctly, have it installed by a qualified
technician.

• Avoid installing the monitor connection unit in the following places
– Where it would hinder your safe driving.
– Where it would be exposed to direct sunlight or heat directly from the heater or

placed in an extremely hot place.
– Where it would be subject to rain, water splashes or excessive humidity.
– Where it would be subject to dust.
– Where it would be positioned on an unstable place.
– Where it could damage the car’s fittings.
– Where proper ventilation would not be maintained, such as under a floor mat.

CAUTION

Since there may be legal regulations defining the permissible installation
locations for the color monitor which differ by country or by state, be sure to
install the color monitor in a location complying with any such laws.

Shroud

Wide color monitor

Paper template

ELECTRICAL CONNECTIONS

To prevent short circuits, we recommend that you
disconnect the battery’s negative terminal and make
all electrical connections before installing the unit. If
you are not sure how to install this unit correctly, have
it installed by a qualified technician.

Note:
This unit is designed to operate on 12 V DC,
NEGATIVE ground electrical systems. If your

vehicle does not have this system, a voltage inverter
is required, which can be purchased at JVC car audio
dealers.

• Replace the fuse with one of the specified ratings. If
the fuse blows frequently, consult your JVC car audio
dealer.

Connecting the leads

Twist the core
wires when
connecting.

Solder the core
wires to connect
them securely.

Metal plate

Remote controller

Power cord

MENU

Battery
(for remote
controller)

Nuts (M5)Protection tape

Headphones Battery

(for headphones)

Screws

(M5 x 10 mm)

Screws

(M5 x 8 mm)

Typical Connections

Before connecting: Check the wiring in the vehicle carefully. Incorrect connection may cause serious
damage to this unit.
The leads of the power cord and the ceiling light cord and those of the connector from the car body may be
different in color.

Connect the colored leads of the power cord in the order specified in the illustration below.

• After connection is finished, connect the power cord to the unit when mounting the unit to the car (see the
reverse page).

Power cord

Black*

1

*1 Before checking the operation of this unit prior to

installation, this lead must be connected, otherwise
power cannot be turned on.

*2 Not included with this unit.

To metallic body or chassis of the car

Ignition switch

2

*

2

*

CAUTION:

• To prevent short-circuit, cover the terminals of
the UNUSED leads with insulating tape.

Yellow*

Red

Grey

Orange

1

To a live terminal in the fuse block connecting to
the car battery (bypassing the ignition switch)

To an accessory terminal in the fuse block

Fuse block

To the door sensor

To car light control switch

– 1 –

CONNECTING THE EXTERNAL COMPONENTS

Power cord

INSTALLATION

• The following illustration shows a typical
installation. However, you should make adjustments
corresponding to your specific car. If you have
any questions or require information regarding
installation kits, consult your JVC car audio dealer or
a company supplying kits.

Audio and video cord (not supplied)

Car receiver,

etc.

Audio and video cord
(not supplied)

Audio cord (not supplied)

Preparation

1 Cut out the supplied paper template following the guideline.
2 Remove the dome light and interior headliner from the ceiling.
3 Cut out the headliner using the paper template.

• The direction "REAR" and "FRONT" printed on the paper
template indicates the direction in the car. Make sure to face the

"REAR" side of the paper template to the front of the wide
color monitor.

Playback source

DVD/CD receiver
(KW-AVX820, etc.)

Camcorder

Paper template

The front side

of the wide

color monitor

Mounting the color monitor

Installation procedure varies among different cars. The following is an example.

It is recommended to have the monitor system installed by a qualified technician.

Before mounting the monitor to the ceiling:

• Perform the required electrical connections and external connections with the power cord first.

Power cord

Cut and paste the
protection tape on
the side the cords are

1

routed.*

Metal plate

5 A fuse

Stopper

Screw for fixing

the metal plate

(M5 x 10 mm)

Nut*

x 3

Wide color

monitor

2

M5 x 10 mm*

2

*

Screw for fixing the
center unit
(M5 x 8 mm) x 4

2

*

2

Wide color monitor

1

Adjust the cutting-out size of the protection tape and change its pasting place

*

for cord protection depending on your wiring route of the cord.

How to disconnect the connector

Push
down

Release the stopper while pushing
down the top of the connector.

TROUBLESHOOTING

• The fuse blows.
* Are the yellow and black leads connected correctly?

• Power cannot be turned on.
* Are the yellow and black leads connected?

• Picture does not come on screen.
* Is the connection correct?
* Is the cord connected firmly?

*2 If you cannot fix the metal plate firmly using screws (M5 x 10 mm) and nuts by

following the above example, change the screw holes to use.

Release

Hook

Push

The direction (REAR) of
the shroud is printed here.

• Make sure to face the
"REAR" side of the
shroud to the front of
the wide color monitor.

– 2 –