Table Of Contents; Specifications; Features - JBL BASS15 Service Manual

Powered Subwoofer

Specifications .................................................................1

Features..........................................................................1

Powered Sub Test Setup...............................................2
Test Procedure...............................................................3
Bass15 Block Diagram...................................................4
Bass16 Block Diagram...................................................5
Bass15 (120V) Amplifier Exploded View.......................6
Bass16 (120V) Amplifier Exploded View .....................7
Bass16 (230V) Amplifier Exploded View .....................8
Bass15/16 Speaker Cabinet Ass y Exploded View.......9
Amplifier Power (RMS) . . . . . . . . . . . . . . . 100 Watts
Low Frequency Woofer (2). . . . . . . . . . . . . 6 1/2" drivers, polypropylene
Design. . . . . . . . . . . . . . . . . . . . . . . . . . . Bass reflex enclosure, Grey or White
Inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . Speaker Level input
Outputs . . . . . . . . . . . . . . . . . . . . . . . . . . Full Range Speaker
Crossover Frequency . . . . . . . . . . . . . . . . 150Hz
Frequency Response . . . . . . . . . . . . . . . . 40Hz - 150Hz (+/-3dB)
External Dimensions (Inches)
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-3/4"
Width. . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-1/2"
Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . 19-3/4"
External Dimensions (mms)
Height . . . . . . . . . . . . . . . . . . . . . . . . . . . 400
Width. . . . . . . . . . . . . . . . . . . . . . . . . . . . 216
Depth . . . . . . . . . . . . . . . . . . . . . . . . . . . 502
Weight. . . . . . . . . . . . . . . . . . . . . . . . . . . 35lbs (15.9kg)
The Bass15/16 powered subwoofer is part of the SCS
n
115 or MUSIC 15 System.
100 watt output.
n
Variable level control.
n
Speaker level inputs, outputs for full range satellite
n
speakers.

TABLE OF CONTENTS

Bass15 Parts Lists .......................................................10
Bass16 Parts Lists .......................................................12
SCS115 & MUSIC 15 Packaging Views .....................14
Bass15 Printed Circuit Boards ...................................15
Bass16 Printed Circuit Boards ...................................17
Integrated Circuit Diagram ...........................................19
Bass15 (120v version) Schematic Diagram ...............20
Bass16 (120v version) Schematic Diagram ...............21
Bass16 (230v version) Schematic Diagram ...............22
SPECIFICATIONS
BASS 15/16
FEATURES
User friendly auto on circuit. Signal sensing
n
automatically turns the subwoofer on so you don't have
to; the subwoofer is meant to be left on without
continual use of the power switch.
BASS15/16
1