Controls And Connections - JBL BP300.1 Service Manual

1Channel Automotive Amplifier

Controls and Connections

1. It allows left and right input channels to be
connected to be amplifier using RCA plugs.
2. Speaker Output Connector - Connect speaker
wiring to these connectors. See wiring instruc-
tions on page 4 for more information.
3. Fuse - Two 20 Amp ATC type Fuses.
Mounting the Amplifier
The JBL BP Series amplifiers can be mounted in virtually any location inside the vehicle.
However, make sure to keep the amplifier away from heater vents or ducts.
1. At the chosen site, use the amplifier as a mounting template and mark the locations of the
four mounting holes.
2. Drill a small pilot hole at each marked location.
3. Mount the amplifier and securely tighten the mounting screws.
Controls and Connections
R
+ R - - L +
HIGH LEVEL
L
FRONT INPUTS
8
1
FUSE 20Ax2
- + - +
SPEAKER OUTPUTS
2
R
INPUT LPF
LEVEL FREQ
. . . .
+ R - - L +
4V 250mV
32Hz 320Hz
HIGH LEVEL
L
BP300.1
REAR INPUTS
6
5
+BATT REM GND
POWER
3 4
4. Power Connection for 12V+, GND and REM
connections for power wires. See wiring instruc-
tions on page 4 for more information.
5. Input-Level Control - Adjusts input sensitivity
for pre-amp level and speaker level inputs.
6. The electronic crossover is a 12dB/oct.
Low pass filter which can be Set at any frequency
between 32Hz and 320Hz.
7. The bass boost control will provide up to 6dB of boost
at 50Hz.
8. It allows left and right input channels such as high leve
speaker output signals to be the amplifier.
BP-300.1
BASS
BOOST
. .
0dB +6dB
7
3