Pioneer DEH-X3800UI: Connections/Installation

12En

Connections/Installation

–Never cut the insulation of the power

Connections

cable of this unit in order to share the

power with other devices. The current

capacity of the cable is limited.

• When installing this unit in a vehicle

–Use a fuse of the rating prescribed.

without an ACC (accessory) position on

–Never wire the negative speaker cable

the ignition switch, failure to connect the

directly to ground.

red cable to the terminal that detects

–Never band together negative cables of

operation of the ignition key may result

multiple speakers.

in battery drain.

• When this unit is on, control signals are

sent through the blue/white cable.

Connect this cable to the system remote

control of an external power amp or the

vehicle’s auto-antenna relay control

terminal (max. 300mA 12 V DC). If the

• Use of this unit in conditions other than

vehicle is equipped with a glass antenna,

the following could result in fire or

connect it to the antenna booster power

malfunction.

supply terminal.

–Vehicles with a 12-volt battery and

• Never connect the blue/white cable to

negative grounding.

the power terminal of an external power

–Speakers with 50 W (output value) and

amp. Also, never connect it to the power

4 Ω to 8 Ω (impedance value).

terminal of the auto antenna. Doing so

• To prevent a short-circuit, overheating or

may result in battery drain or a

malfunction, be sure to follow the

malfunction.

directions below.

• The black cable is ground. Ground cables

–Disconnect the negative terminal of the

for this unit and other equipment

battery before installation.

(especially, high-current products such as

–Secure the wiring with cable clamps or

power amps) must be wired separately. If

adhesive tape. Wrap adhesive tape

they are not, an accidental detachment

around wiring that comes into contact

may result in a fire or malfunction.

with metal parts to protect the wiring.

– Place all cables away from moving parts,

This unit

such as the shift lever and seat rails.

–Place all cables away from hot places,

such as near the heater outlet.

–Do not connect the yellow cable to the

battery by passing it through the hole

to the engine compartment.

–Cover any disconnected cable

Power cord input

connectors with insulating tape.

AUX2 input jack (3.5 mm stereo jack)

–Do not shorten any cables.

(DEH-X3800UI only)

A dedicated input jack designed

Connect leads of the same color to each

exclusively for use with devices

other.

equipped with a mute function.

Black (chassis ground)

Rear output or subwoofer output

Blue/white

Front output

The pin position of the ISO connector

Antenna input

will differ depending on the type of

Fuse (10 A)

vehicle. Connect and when Pin 5

Wired remote input

is an antenna control type. In another

Hard-wired remote control adapter can

type of vehicle, never connect and

be connected (sold separately).

.

Blue/white

Power cord

Connect to the system control terminal

of the power amp (max. 300 mA 12 V

DC).

Blue/white

Connect to the auto-antenna relay

control terminal (max. 300 mA 12 V DC).

Yellow/black (Only for DEH-2800UI)

If you use equipment with a Mute

function, wire this lead to the Audio

Mute lead on that equipment. If not,

keep the Audio Mute lead free of any

connections.

Speaker leads

White: Front left

White/black: Front left

Gray: Front right

Gray/black: Front right

Green: Rear left or subwoofer

Green/black: Rear left or subwoofer

To power cord input

Violet: Rear right or subwoofer

Depending on the kind of vehicle, the

Violet/black: Rear right or subwoofer

function of and may be different.

In this case, be sure to connect to

Orange/white (Only for DEH-X3800UI)

and to .

Connect to a car’s illumination signal.

Yel low

ISO connector

Back-up (or accessory)

In some vehicles, the ISO connector

Yel low

may be divided into two. In this case, be

Connect to the constant 12 V supply

sure to connect to both connectors.

terminal.

Red

Accessory (or back-up)

Red

Connect to terminal controlled by the

ignition switch (12 V DC).

• Change the initial menu of this unit. Refer

to [SP-P/O MODE] (page 4). The

subwoofer output of this unit is

monaural.