File name Jbl-PX600 caramp.pdfPX600.2
2 CHANNEL POWER AMPLIFIER
SERVICE MANUAL
JBL Consumer Products 250 Crossways Park Dr. Woodbury, New York 11797 Rev1 2/2004
Power Amplifier
PX600.2
CONTENTS
Specifications...1 Features...2 Test Conditions And Notes...2 Controls/connections...3 Mounting...3 Applications...4 Typical System Configuration...5 Troubleshooting...6 PCB drawings...7 Parts List...9 Block Diagrams...12 Semiconductor Pinouts...13 Exploded view...16 Schematics...17 Packing...26
SPECIFICATIONS Power Output, 4 Ohms Power Output, 2 Ohms Power Output, .Bridged, 4 Ohms MIN. Speaker Impedance Frequency Response ... Input Sensitivity (RCA type) THD + Noise (4 Ohms) ... Signal-to-Noise Maximum Current Draw Fuse Replacement External Dimensions Length Width Depth 150W x 2 300W x 2 600W x 1 2 ohm 10Hz~45KHz, ±1dB 250mV~6V 0.04% 95 dB 78A 30Ax2
12 ¼" (312mm) 17" (432mm) 2 9/16" (66mm)
JBL continually strives to improve its products. New materials, production methods and design refinements are introduced into existing models without notice as a routine expression of our design philosophy. For this reason, Power Series Multichannel Automotive Amplifiers may differ in some respects from their published specifications and descriptions, but will always equal or exceed the original specifications unless otherwise stated.
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Power Amplifier APPLICATIONS Px600.2
The JBL Px600.2 amplifier can be set up for stereo or bridged-mono operation, as shown in Figures 4 and 5. NOTE: For simplicity, Figures 4 and 5 do not show power, remote and input connections.
PX600.2
Figure 4. The JBL Px600.2 amplifier is set to stereo mode to drive a pair of full-range speakers.
GND
REM
BATT
BRIDGED STEREO R L
NEON
NEON
Px600.2
POWER
FUSES
SPEAKER OUTPUTS
Px600.2
Set MODE to FLAT; INPUT MODE to ST
(on input panel) X-OVER
FREQ
(rear panel)
32Hz 320Hz FLAT HP LP MODE
12dB 24dB SLOPE
ST INPUT MODE
MO
R Speaker
L Speaker
FREQ and SLOPE have no effect
Figure 5. The JBL Px600.2 amplifier is set to bridged (mono) mode to drive a single subwoofer. Use this mode only when the nominal impedance of the subwoofer is 4 ohms or greater.
Set MODE to LP; INPUT MODE to MO
(on input panel) X-OVER
F |