Pioneer DEH-2020MP installation manual Connections, Connection Diagram Fig

Connections

Connections

Connections

Connections

4Note:

Depending on the kind of vehicle, the function of 3* and 5* may be different. In this case, be sure to connect 2* to 5* and 4* to 3*.

1*

3*2*

5*4*

1 This product

2 Antenna jack 3 Fuse (10 A)

14Wired remote input

Hard-wired remote control adaptor can be connected (sold separately).

15Yellow/black

If you use an equipment with Mute function, wire this lead to the Audio Mute lead on that equipment. If not, keep the Audio Mute lead free of any connections.

Important

!When this unit is installed in a vehicle without ACC (accessory) position on the ignition switch, red cable must be wired to the term- inal that can detect the operation of the igni- tion key. Otherwise, battery drain may result.

ACC	ON			F	ON
F
F				F
O			S	O			S
			T				T
		R	A			R	A
	T				T
ACC position				No ACC position

! Use of this unit in conditions other than the

— Never band together multiple speaker’s ne-

gative cables.

! Control signal is output through blue/white

cable when this unit is powered on. Connect it

to an external power amp’s system remote

control or the vehicle’s auto-antenna relay

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

vehicle is equipped with a glass antenna, con-

nect it to the antenna booster power supply

terminal.

! Never connect blue/white cable to external

power amp’s power terminal. Also, never con-

nect it to the power terminal of the auto anten-

na. Otherwise, battery drain or malfunction

10	Red (4*)
	Connect to terminal controlled by ignition
	switch (12 V DC).
11	Black (chassis ground)
	Connect to a clean, paint-free metal location.
12	ISO connector
	In some vehicles, the ISO connector may be
	divided into two. In this case, be sure to con-
	nect to both connectors.
13	Speaker leads
	White: Front left +
	White/black: Front left *
	Gray: Front right +
	Gray/black: Front right *

6Cap (1*)

Do not remove cap if this terminal is not in use.

7Yellow (3*) Back-up

(or accessory)

9Red (5*) Accessory (or back-up)

5 Connect leads of the same color to each other.

8Yellow (2*)

Connect to the constant 12 V supply terminal.

10Red (4*)

Connect to terminal controlled by ignition switch (12 V DC).

16Blue/white

Connect to system control terminal of the power amp (max. 300 mA 12 V DC).

17Blue/white (7*)

Connect to auto-antenna relay control terminal (max. 300 mA 12 V DC).

18 Blue/white (6*)

following could result in fire or malfunction.

— Vehicles with a 12-volt battery and negative

grounding.

— Speakers with 50 W (output value) and 4

ohm to 8 ohm (impedance value).

! To prevent a short-circuit, overheating or mal-

function, be sure to follow the directions

below.

— Disconnect the negative terminal of the

battery before installation.

— Secure the wiring with cable clamps or ad-

hesive tape. To protect the wiring, wrap ad-

may result.

! Black cable is ground. This cable and other

product’s ground cable (especially, high-cur-

rent products such as power amp) must be

wired separately. Otherwise, fire or malfunc-

tion may result if they are accidentally de-

tached.

Connection Diagram (Fig. 1)

Green: Rear left +

Green/black: Rear left *

Violet: Rear right +

Violet/black: Rear right *

14 Wired remote input

Hard-wired remote control adaptor can be

connected (sold separately).

15 Yellow/black

If you use an equipment with Mute function,

wire this lead to the Audio Mute lead on that

equipment. If not, keep the Audio Mute lead

free of any connections.

11Black (chassis ground)

Connect to a clean, paint-free metal location.

12ISO connector

In some vehicles, the ISO connector may be divided into two. In this case, be sure to connect to both connectors.

13Speaker leads White: Front left  White/black: Front left  Gray: Front right  Gray/black: Front right  Green: Rear left  Green/black: Rear left  Violet: Rear right  Violet/black: Rear right 

The pin position of the ISO connector will differ depends on the type of vehicle. Connect 6* and 7* when Pin 5 is an antenna control type. In another type of vehicle, never connect 6* and 7*.

Fig. 1 Abb. 1 Afb. 1 Рис. 1

hesive tape around them where they lie

against metal parts.

— Place all cables away from moving parts,

such as gear shift and seat rails.

— Place all cables away from hot places,

such as near the heater outlet.

— Do not pass the yellow cable through a

hole into the engine compartment to con-

nect to a battery.

— Cover any disconnected cable connectors

with insulating tape.

— Do not shorten any cables.

— Never cut the insulation of the power cable

of this unit in order to share the power

with other devices. Current capacity of the

cable is limited.

— Use a fuse of the rating prescribed.

— Never wire the speaker negative cable di-

rectly to ground.

1This product

2Antenna jack

3Fuse (10 A)

4Note:

Depending on the kind of vehicle, the function of 3* and 5* may be different. In this case, be sure to connect 2* to 5* and 4* to 3*.

5Connect leads of the same color to each other.

6Cap (1*)

Do not remove cap if this terminal is not in use.

7Yellow (3*)

Back-up (or accessory)

8Yellow (2*)

Connect to the constant 12 V supply terminal.

9Red (5*)

Accessory (or back-up)

16	Blue/white
	Connect to system control terminal of the
	power amp (max. 300 mA 12 V DC).
17	Blue/white (7*)
	Connect to auto-antenna relay control term-
	inal (max. 300 mA 12 V DC).
18	Blue/white (6*)
	The pin position of the ISO connector will dif-
	fer depends on the type of vehicle. Connect 6*
	and 7* when Pin 5 is an antenna control type.
	In another type of vehicle, never connect 6*
	and 7*.

En En En En