Setting the UnitConnecting the Unit
CAUTIONConnection Diagram
Y Disconnect the negative (�) terminal of the batteryY Make sure that wires will not interfere with mov-
Gain ControlPower Indicator
to avoid the risk of short-circuit and damage toing parts of the vehicle,such as the gearshift,Fuse (30 A)
the unit.handbrake or seat sliding mechanism.
If the sound level is too low,even whenThe power indicator lights when the
Y Secure the wiring with cable clamps or adhesiveY Do not shorten any wires. Otherwise the protec-Special red battery wire [RD-223] (sold separately).
the volume of the car stereo used alongpower is switched on.
tape. To protect the wiring,wrap adhesive tapetion circuit may fail to work when it should.GrommetAfter making all other connections at the amplifier,
with this power amplifier is turned up,
around it where they lie against metal parts.Y Never feed power to other equipment by cuttingconnect the battery wire terminal of the amplifier to
turn gain control on the front of the
Y Do not route wires where they will get hot,forthe insulation of the power supply wire to tapthe positive (+) terminal of the battery.
power amplifier clockwise. If the soundexample where the heater will blow over them. Iffrom the wire. The current capacity of the wire
Fuse (30 A)
distorts when the volume is turned up,
the insulation heats up,it may become damaged,will be exceeded,causing overheating.
turn the gain control counter-clockwise.resulting in a short-circuit through the vehicleGround wire (black) [RD-223](sold separately).
Y W hen using with an RCA equipped carbody.Connect to metal body or chassis.
stereo (standard output of 500 mV),set to
the NORMAL position. W hen using with
an RCA equipped Pioneer car stereo with
max. output of 4 V or more,adjust level toTo prevent damageRCA inputAmplifier with
match the car stereo output level.Y Do not ground the speaker wire directly or con-Y Speakers to be connected to the amplifier shouldRCA input jacks
Y If you hear too much noise when using thenect a negative (�) lead wire for several speakers.conform with the standards listed below. If they
speaker input terminals,turn the gain Y This unit is for vehicles with a 12-volt battery anddo not conform,they may catch fire,emit smoke
Connecting wires with RCA
control counter-clockwise.negative grounding. Before installing it in a recre-or become damaged. The speaker impedance must
pin plugs(sold separately).
ational vehicle,truck or bus,check the batterybe 1 to 8 ohms for stereo connection,and 2 to 8
voltage.ohms for monaural and other bridge connection.
Y If the car stereo is kept on for a long time whileY Install and route the separately sold battery wire
the engine is at rest or idling,the battery may goas far away as possible from the speaker wires.Car stereo with
dead. Turn the car stereo off when the engine is atInstall and route the separately sold battery wire,RCA output jacks
rest or idling.ground wire,speaker wires and the amplifier as
Y If the system remote control wire of the amplifierfar away as possible from the antenna,antenna
is connected to the power terminal through thecable and tuner.External Output
ignition switch (12 V DC),the amplifier will
Y Cords for this product and those for other prod-
always be on when the ignition is onN regardless
ucts may be different colors even if they have the
of whether the car stereo is on or off. Because of
same function. W hen connecting this product toFront side
this,the battery could go dead if the engine is at
another product,refer to the supplied Installation
rest or idle.
manuals of both products and connect cords that
have the same function.
Bass Boost Level ControlLPF (Low-Pass Filter)/HPF (High-Pass Filter) Select Switch
RCA output jack
RCA input jack
Bass Boost Level Control can boost theSet the LPF/HPF select switch as follows according to the type of Speaker ChannelSpeakerTypePower
speaker that is connected to the speaker output connector and the carSubwooferNominal input:Min.60Wlevel around 60 Hz from 0 to 18 dB.
Y Bass Boost Level Control can be adjustedTwo-channel
stereo system:
only when the LPF/HPF select switch is setOther than subwooferMax. input:Min.100 W
to a position other than HPF.SubwooferNominal input:Min.165W
LPF/HPF SelectAudio frequency rangeSpeakerRemarksOne-channel
Other than subwooferMax. input:Min.300 W
Switchto be outputTypeBack side
LPF(left)Very Low Frequency rangeSubwooferConnect a subwoofer.Fuse (25 A)
OFF (center)Full rangeFull range
HPF (right)Low Frequency range to Full rangeUse if you want to cut the
Speaker terminal
System remote control wire (sold separately)
High Frequency rangevery low frequency rangeSee the OConnecting the
Connect the male terminal of this wire to the system remote control
because it is not necessary Speaker wires�section
terminal of the car stereo (SYSTEM REMOTE CONTROL). The
for the speakers you are for speaker connection
female terminal can be connected to the auto-antenna relay control
using.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. |
ACEC
