P 180.2 (serv.man3) - JBL Car Audio Service Manual (repair manual). Page 4

Controls and Connections

Controls and Connections

Mounting the Amplifier

1. Preamp-Level Input Connector - Connects to 
    line-level output from the source unit.

 
    

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.

 
    

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.

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 crossover frequency can be set at any frequency

    between 32Hz and 320Hz.

7. The bass boost control will provide up to 6dB of boost

    at 50Hz

Multichannel Automotive Amplifier

3

FUSE 20Ax2

-       +        -        +

SPEAKER OUTPUTS

+BATT

REM

GND

POWER

P180.2

2

3

4

 +   R   -    -   L   +

HIGH LEVEL

R

INPUT 
LEVEL

INPUT MODE

32Hz  320Hz

FREQ

ST         MO

FLAT  HP  LP

X-OVER

4V   250mV

L

INPUTS

.

.

P180.2

1

1

5

8

9

6

7

1

8.This functions L&R channel output in speaker by
   connecting L&R channel input when input mode can
   be set on "ST"
   if setting on "Mono", this functions L&R channel output
   in speaker only by connecting R channel pass. 

9. This switch allows these two amplifier channels to play
    full range,low pass,or high pass