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Northridge E-SeriesE250P Performance Series P12SW, Models
Models:
P12SW
E250P
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Troubleshooting
Specs
Flow Chart
Test Set-Upand Procedure
Crossover Adjustments
Requiring Exact Replacements
Powered Subwoofers
Service Bulletin
Check Switching Frequency
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Contents
Northridge E-SeriesE250P Performance Series P12SW
Powered Subwoofers
Models
250 Crossways Park Dr
E250P/P12SW subwoofers
CONTENTS
E250P, P12SW SPECIFICATIONS
Requiring Exact Replacements
List of Safety Components
Leakage/Resistance Check
Critical Components
Packaging
E250P
Packaging
P12SW
E250P/P12SW subwoofers
JBL E250P/P12SW Powered Sub/ Plate Amp
Specification
SPEAKER CONNECTION
E250P/P12SW subwoofers
QA Test
E250P/P12SW subwoofers
ing any other wires. Do not twist together
important that you avoid join
Subwoofer
Analog Receiver/Processor - Line-LevelConnections
E250P/P12SW subwoofers
Digital Receiver/Processor - LFE Connection
Power
OPERATION
Crossover Adjustments
E250P/P12SW subwoofers
Phase Control
TROUBLESHOOTING
E250P/P12SW subwoofers
Exploded View
E250P
Exploded View
P12SW
E250P/P12SW subwoofers
TEST SET-UPAND PROCEDURE
General Function UUT = Unit Under Test
Sweep Function
P10SW &P12SW
E250P/P12SW subwoofers
E250P subwoofer
Service Bulletin
TIP# JBLTT2003-04Rev2
For models E150P,E250P
P10SW, P12SW
PB10,PB12 Revision
A. Power Amp Section
DETAILED TROUBLESHOOTING
2. Power Up LED RED
4. Check Switching Frequency
E250P/P12SW subwoofers
DETAILED TROUBLESHOOTING CONTD
2. High Level Input Sensitivity
3. Low-Pass
FLOW CHART
DETAILED TROUBLESHOOTING CONTD
E250P/P12SW subwoofers
E250P/P12SW subwoofers
E250P/P12SW subwoofers
E250P/P12SW subwoofers
E250P/P12SW subwoofers
E250P/P12SW subwoofers
E250P/P12SW 120v Electrical Parts List
Resistors
Part Number
E250P/P12SW subwoofers
Capacitors
Semiconductors
Part Number
E250P/P12SW subwoofers
Miscellaneous
Part Number
E250P/P12SW subwoofers
E250P/P12SW subwoofers
Semiconductor Pinout Diagrams
E250P/P12SW subwoofers
See service bulletin for E250P
P12SW Value of C65 = 47uf
NOTE THIS VOLTAGE IS REFERENCED TO
NOTE THIS VOLTAGE IS REFERENCED TO
E250P/P12SW subwoofers
NOT CIRCUIT GROUND
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