Setting The Unit; Connecting The Unit - Pioneer GM-4300F Owner's Manual

Setting the Unit

ENGLISH
Gain Control BFC (Beat Frequency
Control) Switch
Adjusting the gain controls A
and B will help match the out-
If you hear a beat while
put of the car stereo to the
listening to an AM broadcast
Pioneer amplifier. Normally,
with your car stereo, change
set the gain controls to the
the BFC switch using a small
NORMAL position. If the out-
standard tip screwdriver.
put is low, even when the vol-
ume of the car stereo is turned
up, turn these controls clock-
wise. If there is distortion Power Indicator
when the volume of the car
stereo is turned up, turn these
The power indicator
controls counter-clockwise.
lights when the power is
• If you only use one input plug, set switched on.
the gain controls for speaker out-
puts A and B to the same position.
• 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.
Input Select Switch
For two-channel input, slide
this switch to the left. For four-
channel input, slide this switch
to the right.
LPF (Low-Pass Filter)/HPF (High-Pass Filter) Select Switch
Set the LPF/HPF select switch as follows according to the type of speaker that is connected
to the speaker output connector and the car stereo system:
LPF/HPF Select Audio frequency range Speaker Remarks
Switch to be output Type
LPF (Left) 80 Hz and below with Subwoofer Connect a subwoofer.
–12 dB/oct. cut off slope
OFF (Center) Full range Full range
HPF (Right) 80 Hz and above with Full range Use if you want to cut the
–12 dB/oct. cut off slope very low frequency range
because it is not necessary
for the speakers you are
using.

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- • Speakers to be connected to the amplifier should
nect a negative (–) lead wire for several speakers. conform with the standards listed below. If they
• This unit is for vehicles with a 12-volt battery and do not conform, they may catch fire, emit smoke
negative grounding. Before installing it in a recre- or become damaged. The speaker impedance must
be 2 Ω to 8 Ω. But in case of two-channel and
ational vehicle, truck or bus, check the battery
voltage. other bridge connections, the speaker impedance
must be 4 Ω to 8 Ω.
• If the car stereo is kept on for a long time while
the engine is at rest or idling, the battery may go • Install and route the separately sold battery wire
dead. Turn the car stereo off when the engine is at as far away as possible from the speaker wires.
rest or idling. Install and route the separately sold battery wire,
• If the system remote control wire of the amplifier ground wire, speaker wires and the amplifier as
is connected to the power terminal through the far away as possible from the antenna, antenna
ignition switch (12 V DC), the amplifier will cable and tuner.
always be on when the ignition is on— regardless
• Cords for this product and those for other prod-
of whether the car stereo is on or off. Because of
ucts may be different colors even if they have the
this, the battery could go dead if the engine is at
same function. When connecting this product to
rest or idling.
another product, refer to the supplied manuals of
both products and connect cords that have the
same function.
Speaker Channel Speaker Type Power
Subwoofer Nominal input: Min. 45 W
Four-channel
Other than subwoofer Max. input: Min. 80 W
Subwoofer Nominal input: Min. 120 W
Two-channel
Other than subwoofer Max. input: Min. 200 W
Three-channel Subwoofer Nominal input: Min. 45 W
Speaker output A Other than subwoofer Max. input: Min. 80 W
Three-channel Subwoofer Nominal input: Min. 120 W
Speaker output B Other than subwoofer Max. input: Min. 200 W
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
External Output
If only one input plug is used,
do not connect anything to
RCA input jack B.
Amplifier with
RCA input RCA input jacks
Input Select Switch
For two-channel input, slide this
Speaker input terminal
switch to the left. For four-channel
See the "Using the Speaker Input" input, slide this switch to the right.
section.
Front side
RCA output jack
RCA input jack B
RCA input jack A
Connecting wire with RCA pin
plugs (sold separately).
Back side
Fuse (40 A)
Speaker output terminal
System remote control wire (sold separately)
See the "Connecting the
Connect the male terminal of this wire to the system remote control
Speakers and Input Wires"
terminal of the car stereo (SYSTEM REMOTE CONTROL). The
section for speaker
female terminal can be connected to the auto-antenna relay control
connection 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.
ENGLISH
Connecting the Power Terminal
WARNING
• Always use the special red battery and ground
Failure to securely fasten the battery wire to the ter-
wire [RD-223], which is sold separately. Connect
minal using the terminal screws could cause the ter-
the battery wire directly to the car battery positive
minal area to overheat and could result in damage
terminal (+) and the ground wire to the car body.
and injury including minor burns.
1. Pass the battery wire from the
Connecting the Speaker Output
engine compartment to the interior
Terminals
of the vehicle.
• After making all other connections to the
amplifier, connect the battery wire terminal of
1. Expose the end of the speaker wires
the amplifier to the positive (+) terminal of
using nippers or a cutter by about
the battery.
10 mm (3/8 inch) and twist.
Engine
Fuse (30 A) compart- Interior of
ment the vehicle 2. Attach lugs to speaker wire ends.
Lugs not supplied.
• Use pliers, etc., to crimp lugs to wires.
Fuse (30 A) Drill a 14 mm 3. Connect the speaker wires to the
Positive terminal (1/2 inch) hole
speaker output terminals.
Insert the O-ring rubber into the vehicle
• Fix the speaker wires securely with the termi-
grommet into the vehicle body.
nal screws.
body.
Terminal screw
2. Twist the battery wire, ground wire
and system remote control wire.
3. Attach lugs to wire ends. Lugs not
Speaker
supplied.
output
• Use pliers, etc., to crimp lugs to wires.
terminal
4. Connect the wires to the terminal.
• Fix the wires securely with the terminal
Speaker wire
screws.
GND terminal
Power terminal System remote
control terminal
System remote
control wire
Ground wire
Battery wire