Pioneer GM-7150M 사용자 설명서 - 페이지 2

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1. Specifications

Setting the Unit

Gain Control

Power Indicator

If the sound level is too low, even when

The power indicator lights when the

the volume of the car stereo used along

power is switched on.

with this power amplifier is turned up,

turn gain control on the front of the

power amplifier clockwise. If the sound

distorts when the volume is turned up,

turn the gain control counter-clockwise.

• When using with an RCA equipped car

stereo (standard output of 500 mV), set to

the NORMAL position. When using with

an RCA equipped Pioneer car stereo with

max. output of 4 V or more, adjust level to

match the car stereo output level.

• If you hear too much noise when using the

speaker input terminals, turn the gain

control counter-clockwise.

Bass Boost Control

You can select a bass boost level from

0, 6, 9 and 12 dB.

For instruction of connecting the bass

boost remote control to the amplifier, see

the "Connection Diagram" section.

LPF (Low-Pass-Filter) Cut Off

Frequency Control

You can select a cut off frequency from

40 to 240 Hz.

Connecting the Unit

CAUTION

• Disconnect the negative (–) terminal of the battery

• Make sure that wires will not interfere with mov-

to avoid the risk of short-circuit and damage to

ing parts of the vehicle, such as the gearshift,

the unit.

handbrake or seat sliding mechanism.

• Secure the wiring with cable clamps or adhesive

• Do not shorten any wires. Otherwise the protec-

tape. To protect the wiring, wrap adhesive tape

tion circuit may fail to work when it should.

around it where they lie against metal parts.

• Never feed power to other equipment by cutting

• Do not route wires where they will get hot, for

the insulation of the power supply wire to tap

example where the heater will blow over them. If

from the wire. The current capacity of the wire

the insulation heats up, it may become damaged,

will be exceeded, causing overheating.

resulting in a short-circuit through the vehicle

• Never replace the fuse with one of greater value

body.

or rating than the original fuse. Use of an improp-

er fuse could result in overheating and smoke and

could cause damage to the product and injury

including burns.

CAUTION:

To prevent damage and/or injury

• Do not ground the speaker wire directly or con-

• Connect a subwoofer with a 290 W or larger nom-

nect a negative (–) lead wire for several speakers.

inal input and an impedance between 2 and 8

• This unit is for vehicles with a 12-volt battery and

ohms to the amplifier. If the nominal input and

negative grounding. Before installing it in a recre-

impedance are out of the above ranges, the sub-

ational vehicle, truck or bus, check the battery

woofer may catch fire, emit smoke or become

voltage.

damaged.

• If the car stereo is kept on for a long time while

• Install and route the separately sold battery wire

the engine is at rest or idling, the battery may go

as far away as possible from the speaker wires.

dead. Turn the car stereo off when the engine is at

Install and route the separately sold battery wire,

rest or idling.

ground wire, speaker wires and the amplifier as

• If the system remote control wire of the amplifier

far away as possible from the antenna, antenna

is connected to the power terminal through the

cable and tuner.

ignition switch (12 V DC), the amplifier will

• Cords for this product and those for other prod-

always be on when the ignition is on— regardless

ucts may be different colors even if they have the

of whether the car stereo is on or off. Because of

same function. When connecting this product to

this, the battery could go dead if the engine is at

another product, refer to the supplied Installation

rest or idling.

manuals of both products and connect cords that

have the same function.

Connection Diagram

Fuse (30 A)

Special red battery wire [RD-223] (sold separately)

Grommet

After making all other connections at the amplifier,

connect the battery wire terminal of the amplifier to

the positive (+) terminal of the battery.

Fuse (30 A)

Ground wire (black) [RD-223] (sold separately)

Connect to metal body or chassis.

Connecting wire with RCA

pin plugs (sold separately).

Car stereo with

RCA output jacks

Jack for the bass boost remote control

Connect this jack and the bass boost

External Output

remote control with the bass boost

(Subwoofer output)

remote control wire.

Front side

RCA input jack

Speaker input terminal

Back side

See the "Using the

Speaker Input" section.

Fuse (30 A) × 2

Speaker terminal

System remote control wire (sold separately)

See the "Connecting the

Connect the male terminal of this wire to the system remote control

Speaker wires" section

terminal of the car stereo (SYSTEM REMOTE CONTROL). The

for speaker connection

female terminal can be connected to the auto-antenna relay control

instructions.

terminal. If the car stereo does not have a system remote control ter-

minal, connect the male terminal to the power terminal through the

ignition switch.

Connecting the Power Terminal

WARNING

• Always use the special red battery and ground

wire [RD-223], which is sold separately. Connect

Failure to securely fasten the battery wire to the ter-

the battery wire directly to the car battery positive

minal using the terminal screws could cause the ter-

terminal (+) and the ground wire to the car body.

minal area to overheat and could result in damage

and injury including minor burns.

1. Pass the battery wire from the

engine compartment to the interior

Connecting the Speaker Terminals

of the vehicle.

• After making all other connections to the

1. Expose the end of the speaker wires

amplifier, connect the battery wire terminal of

using nippers or a cutter by about

the amplifier to the positive (+) terminal of

the battery.

10 mm (3/8 in.) and twist.

Engine

Fuse (30 A)

compart-

Interior of

2. Attach lugs to speaker wire ends.

ment

the vehicle

Lugs not supplied.

• Use pliers, etc., to crimp lugs to wires.

3. Connect the speaker wires to the

Fuse (30 A)

Drill a 14 mm

speaker terminals.

Positive terminal

(1/2 in.) hole

into the vehicle

• Fix the speaker wires securely with the termi-

Insert the O-ring rubber

body.

nal screws.

grommet into the vehicle

body.

Terminal screw

2. Twist the battery wire, ground wire

and system remote control wire.

3. Attach lugs to wire ends. Lugs not

Speaker terminal

supplied.

• Use pliers, etc., to crimp lugs to wires.

4. Connect the wires to the terminal.

Speaker wire

• Fix the wires securely with the terminal

screws.

GND terminal

Power terminal

System remote

control terminal

System remote

control wire

Ground wire

Battery wire