JBL S412P free download

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STUDIO SERIES S412P 4 - way POWERED SPEAKER SYSTEM SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr. Woodbury, New York 11797 Rev 0 ­ 2/2000 - CONTENTS - GENERAL SPECIFICATIONS...2 AMPLIFIER SPECIFICATIONS...3 SET-UP GUIDE...4 CONTROLS...6 TROUBLESHOOTING...7 MECHANICAL PARTS LIST...8 CABINET EXPLODED VIEW...9 WIRING/PASSIVE SCHEMATIC DIAGRAMS...10 AMPLIFIER EXPLODED VIEW...11 BLOCK DIAGRAM...12 INTEGRATED CIRCUIT DRAWINGS...13 ELECTRICAL PARTS LIST...14 P. C. BOARDS...17 SCHEMATICS...19 PACKAGING...22 S412P GENERAL ACOUSTIC & ELECTRICAL SPECIFICATIONS · · · · · · Nominal Impedance Max Amp Power Frequency Response Sensitivity Crossover Frequency Subwoofer Amplifier Output 8 ohms 250 watts* 32Hz ­ 20kHz 91 dB (1 watt @ 1 meter) 200Hz, 850Hz, 3500Hz 200 watts AURAL SWEEP TEST SPECIFICATIONS: A. B. C. D. E. System Aural Sweep Test L.F. Aural Sweep Test M.B.F. Aural Sweep Test M.F. Aural Sweep Test H.F. Aural Sweep Test 6.0V Input 20 Hz to 20 kHz 6.0V Input 20 Hz to 500 Hz 5.0V Input 100 Hz to 1 kHz 4.0V Input 500 Hz to 4 kHz 2.83V Input 3 kHz to 20 kHz PHYSICAL SPECIFICATIONS Enclosure dimensions: 44 x 16 x 13 3/8" (H x W x D) 1118 x 406 x 340mm 86lbs./39.1kg Each Weight *The maximum recommended amplifier power rating will ensure proper system headroom to allow for occasional peaks. We do not recommend sustained operation at these maximum power levels. Occasional refinements may be made to existing products without notice but will always meet or exceed original specifications, unless otherwise stated. 2 PRODUCT: JBL S412P S412P AMPLIFIER SPECIFICATIONS LINE VOLTAGE US 120vac/60Hz EU 230vac/50-60Hz Yes/No Yes Yes Hi/Lo Line 108-132 207-264 Nom. 120 230 Unit Vrms Vrms Notes Normal Operation Normal operation, MOMS required Parameter Amp Section Type (Class AB, D, other) Load Impedance (speaker) Rated Output Power THD @ Rated Power THD @ 1 Watt DC Offset Damping factor Specification G 4 150 0.1 0.3 10 >150 >75 Unit n/a Ohms Watts % % mV-DC DF QA Test Limit