Related Manuals for Harman Kardon HKSUB 12
Summary of Contents for Harman Kardon HKSUB 12
- Page 1 HKSUB 12 Powered Subwoofer SERVICE MANUAL harman/kardon, Inc. 250 Crossways Park Dr. Woodbury, New York 11797 Rev1 9/2004...
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Page 2: Table Of Contents
HKSUB 12 BLOCK DIAGRAM ..... ……………… .... -
Page 3: Detailed Specifications
HKSUB12 harman/kardon HK SUB12 150W Powered Amplifier LINE VOLTAGE Yes/No Hi/Lo Line Unit Notes US 120vac/60Hz 108-132 Vrms Normal Operation Parameter Specification Unit QA Test Limits Conditions Notes Amp Section Type (Class AB, D, other) Nominal Load Impedance (speaker) 4 Ohms 1 input driven Rated Output Power 150 Watts... -
Page 4: Controls & Connections
(–) terminal on the speak- on the HKSUB 12. If your receiver has only a speaker terminals of your receiver or er. If you are not using the Speaker-Level single subwoofer output, you may connect it amplifier. - Page 5 Frequency Control ª. This allows the like action moves in and out in phase with the main speakers. If the speakers are out HKSUB 12 to focus its power on reproduc- of phase, the sound waves produced by ing the low-frequency portion of the signal, the subwoofer will be cancelled out, reduc- avoiding inefficiency and distortion.
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Page 6: Connection Guide
HKSUB 12 subwoofer that are marked “High Level In. ” Connect the left and right Speaker-Level Output ™ terminals on the HKSUB 12 subwoofer that are marked “High Level Out” to the Receiver corresponding terminals on the back of or Amplifier your front left and right speakers. - Page 7 Line-Level Full-Range Input £ on the HKSUB 12 subwoofer. Use both the left and right inputs on the subwoofer if your receiver or processor has both left and right line-level outputs. (You will need to purchase...
- Page 8 – Left Right – – Use this installation method for analog receivers or processors HKSUB 12 Subwoofer that have Dolby Digital, DTS or other digital surround decoders and LINE bass-management programming, LEVEL or analog receivers or processors that have a filtered subwoofer output: Use the line-level input jack marked SUB ¢...
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Page 9: Configuring Receiver/Processor
If you have full-range speakers for your front left and right channels, you may wish to configure your receiver to send only the LFE signal to the HKSUB 12. For maxi- mum bass performance, you may prefer to send both the L/R and LFE low-frequency signals to the HKSUB 12. -
Page 10: Operation
HKSUB 12, which is best able to reproduce ment or taste. woofer will remain on, whether or not pro- these frequencies with greatest efficiency The Crossover Frequency Control ª... -
Page 11: Basic Troubleshooting Guide
• Check that receiver/amplifier is on and a source is playing. Speaker-Level Inputs ¡ • Check that the HKSUB 12 is plugged into an active electrical outlet and is switched on using the Master Power Switch ⁄. and there is no sound from any of the speakers: •... -
Page 12: Hksub 12 Exploded View
11 Not for Sale Amplifier 12 352-AM0402D210 Amplifier screws TO SERVICE THE HKSUB 12 SUBWOOFER Remove the grille. Extract (6) rubber grille retainers; this can be accomplished by carefully pulling them out of the cavities with long-nosed pliers or similar tool. -
Page 13: Hksub12 Amplifier Exploded View
HKSUB12 harman/kardon HKSUB12 AMPLIFIER EXPLODED VIEW... -
Page 14: Hksub 12 Block Diagram
HKSUB12 harman/kardon HKSUB 12 BLOCK DIAGRAM... -
Page 15: Hksub 12 Test Procedure
HKSUB12 harman/kardon Test Set Up and Procedure Equipment needed: • Function/signal generator/sweep generator • Integrated Amplifier • Multimeter • Speaker cables Initial Control Settings: • Power Switch OFF; Filter OFF • Crossover Frequency 150Hz (Full CW) • Level MIN (Full CCW) •... -
Page 16: Hksub 12 Pcb Drawings
HKSUB12 harman/kardon... - Page 17 HKSUB12 harman/kardon...
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Page 18: Hksub 12 Electrical Parts List
HKSUB12 harman/kardon HKSUB 12 Electrical Parts List PART NO. DESCRIPTION REFERENCE DESIGNATOR Resistors 110-12472j52 Resistor4.7K 1/2W ±5% CF R201,202 110-14103j26 Resistor 10K 1/4W ±5% CF R503,504,510 110-14222j26 Resistor 2.2K 1/4W ±5% CF R511 110-14432j26 Resistor 4.3K 1/4W ±5% CF R506 110-14472j26 Resistor 4.7K 1/4W ±5% CF... - Page 19 HKSUB12 harman/kardon PART NO. DESCRIPTION REFERENCE DESIGNATOR 1302b101k503 Disc Cap. 100P 50V ±10% C302,303,306 130-2b221k503 Disc Cap. 220P 50V ±10% C200,204,205,207,208,210,211,212,214,220,230,237 130-2b470k503 Disc Cap. 47P 50V ±10% C229 C107,117,122,144,232,242,245,246,252,254,256,320, 130-2f104z503 Disc Cap. 0.1U 50V +80/-20% 132-103j503 Mylar Cap. 0.01U 50V ±5% C305,317 132-103ja03 Mylar Cap.
- Page 20 HKSUB12 harman/kardon PART NO. DESCRIPTION REFERENCE DESIGNATOR W201 16250129001 CABLE ASS'Y 120mm AWG28 WHT W202 1751b08v01 8 PIN PITCH=2.0mm M100 1751d02v01 2PIN PITCH=3.96mm M500 1751d03v01 3PIN PITCH=3.96mm IST-VH SW TO FUSE HOLDER WIRE RED AWG18 80mm#1015 8mm 16210082007 176wjce1 CLOSE END TERMINAL CE-1 193201815t2 CERAMIC ISOLATOR FOR Q10,1 600b8401200...
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Page 21: Hksub 12 Mechanical/Packing Parts List
Ferrite core LS-A6206-ST EFD-30 12214350j4180 Inductor 35uH 06-t3085020 PCB TO H/S-2,PCB TO PCB/H-4 SCREW 3*8 06-t31207 TO HSQLC1004/ID150-1 SCREW M3*12 HKSUB 12 Mechanical/Packing Parts List Part Number Description Not for Sale Amplifier 30PF14FM-DW04 Woofer w/gasket DCR = 3.3 ohms sz5999 logo... -
Page 22: Hksub 12 Ic - Transistor Pinouts
HKSUB12 harman/kardon Integrated Circuit Diagrams OPAMP, QUAD 14P DIL TL074 4558 / TLO72 DUAL OP AMP, U201, 202, 301 U203, IC1 MOSFET, TO220 IRF640, 9640 Q11, 10 TIP31C NPN, TIP32C PNP, Q501,502 1. G 2. D 3. S TRANS, PNP, 2N5401 TO-92, Q503 TRANS, NPN, 2N5551... -
Page 23: Hksub 12 Schematic Diagrams
HKSUB12 harman/kardon... - Page 24 HKSUB12 harman/kardon...
- Page 25 HKSUB12 harman/kardon...
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Page 26: Hksub 12 Package
HKSUB 12 ® Packaging WARRANTY OWNER'S CARD MANUAL 405-000-00227 ai5271 PACKING FOAM wp5375 PACKING FOAM wp5375 OUTER CARTON wb6390 CABLE sal5044...