JBL SUB-135 Service Manual电路图.pdf
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1、Cinema ProPack 600 SUB135S Amplifier/Subwoofer SERVICE MANUAL JBL Consumer Products 250 Crossways Park Dr. Woodbury, New York 11797 Rev1 04/03 RadioFans.CN 收音机爱 好者资料库 For other Service and User Manuals, go to www.ManualD Note: The SUB135S is part of the SCS135S system, which is part of the JBL Cinem
2、a Propack 600 system. Satellite loudspeakers 135SAT are replacement-only; order JBL part# SAT135. - CONTENTS - BASIC SPECIFICATIONS.1 DETAILED SPECIFICATIONS.2 OPERATION.3 EXPLODED VIEW.4 TEST SET-UP AND PROCEDURE.5 BLOCK DIAGRAM.6 PCB DRAWINGS .7 ELECTRICAL PARTS LIST .9 MECHANICAL PARTS LIST. .11
3、INTEGRATED CIRCUIT/TRANSISTOR PINOUTS.12 SCHEMATICS.13 BASIC SPECIFICATIONS SUB135S Subwoofer Configuration: Floor-firing, bass-reflex ported enclosure Woofer: 8 cone Amplifier Power output: 100W Continuous RMS power 0.8% THD, 20Hz to 100Hz LFE Input Voltage/Impedance: 2V p-p/47k ohms Dimensions: Wi
4、dth: 13 inches (330mm) Height: 15 inches (381mm) Depth: 14 inches (356mm) Weight: 30 lb/13.6kg Occasional refinements may be made to existing products without notice but will always meet or exceed original specifications unless otherwise stated RadioFans.CN 收音机爱 好者资料库 1 SUB135S 100W Powered Amplifie
5、r LINE VOLTAGEYes/NoHi/Lo LineUnitNotes US 120vac/60HzYes108-132VrmsNormal Operation Asia 100vac/50HzYes90-110VrmsNormal Operation ParameterSpecificationUnitQA Test LimitsConditionsNotes Amp Section Type (Class AB, D, other)AB ABn/aExternal Sink required for Class AB Load Impedance (speaker)4 Ohmsn/
6、aNominalZ-curve required Rated Output Power100 Watts901 input driven THD Rated Power0.08 %0.322k filter THD 1 Watt0.1 %0.522k filter DC Offset10 mV-DC20 Speaker Outputs Damping factor75 DF50 Measured at speaker terminals, Output power 90 Watts THD 0.1 % Input Sensitivity Input Frequency50 Hz50Nomina
7、l Freq.1 input driven LFE Input550 mVrms2dBTo Rated PowerLFE input Signal to Noise SNR-A-Weighted100 dBA85rel. to rated powerA-Weighting filter SNR-unweighted85 dBr85rel. to rated power22k filter SNR 1W-unweighted65 dBr60rel. to 1W Output22k filter Residual Noise Floor1 mVrms1.5Using RMS reading DMM
8、/VOM (or A/P)LFE Input termintated with 600 Ohms Residual Noise Floor1mVrms(max)1.5 UsingA/P Swept Bandpass Measurement (Line freq.+ harmonics) Input Impedance Line input L turn the power switch ON. LED should be Red. 3. Turn up the generator and adjust to 300mV, 40 Hz. LED should now be Green. 4. I
9、mmediate bass response should be heard and felt from port tube opening. Sweep Function 1. Follow steps 1-4 above, using a sweep generator as a signal source. 2. Sweep generator from 20Hz to 1kHz. Listen to the cabinet and drivers for any rattles, clicks, buzzes or any other noises. If any unusual no
10、ises are heard, remove woofer and test. Driver Function (Woofer) 1. Remove woofer from cabinet; detach the + and - wire clips. 2. Check DC resistance of woofer; it should be 3.4 ohms 10%. 3. Connect a pair of speaker cables to driver terminals. Cables should be connected to an integrated amplifier f
11、ed by a signal generator. Turn on generator and adjust so that speaker level output is 5.0V. 5. Sweep generator from 20Hz to 1kHz. Listen to driver for any rubbing, buzzing, or other unusual noises. Caution: take care to replace the + and - wire clips on the correct terminals, as they are the same s
12、ize. Red wire should connect to the red dot on the terminal. SUB135S Cinema ProPack 600 5 SUB135S Cinema ProPack 600 6 7 8 JBL SUB135S Electrical Parts List Part NumberDescriptionQTYReference Designator Main/Input PCB Semiconductors 192027c1815grTransistor 2SC1815gr NPN8Q102,111,112,113,118,206,207,
13、208 192028A1015grTransistor 2SA1015GR tap PNP2Q114,116 1921672n5551Transistor 2N5551 tap NPN2Q103,109 1921682n5401Transistor 2N5401 AI-PNP 350V2Q104,110 197131n41481N4148 26mm Diode9D101,103,105,108,206,207,208,214,215 19915000335Zener diode 3.3V 1/2W 52mm2D102,205 19915000625Zener diode 6.2V 1/2W 5
14、2mm2D106,107 19915001605Zener diode 16V 1/2W 52mm1D109 19006m4558dIC OPA 4558 Dual Op-Amp2U101,203 19016tl074cnIC TL074CN ST Quad Op-Amp1U202 192011d669aTransistor 2SD669A NPN1Q106 192012b649aTransistor 2SB649A PNP1Q105 1920251tip35cTransistor TIP35C NPN1Q107 192022tip36cTransistor TIP36C PNP1Q108 1
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- JBL SUB-135 Service Manual 电路图 SUB 135
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