HarmanKardon-HKTS14-htss-sm维修电路原理图.pdf
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1、harman/kardon SUB-TS14SUB-TS14 (HKTS 14 SUBWOOFER) SERVICE MANUAL harman/kardon, Inc. 250 Crossways Park Dr. Woodbury, New York 11797 Rev1 10/2005 RadioFans.CN 收音机爱 好者资料库 CONTENTS BASIC SPECIFICATIONS . . . . . . . . . . . . . . . . 1 DETAILED SPECIFICATIONS. . . . . . . . . . . . . . . . . . . . .
2、. . 2 CONTROLS & CONNECTIONS . . . . . . . . . . . . . . . . . . . . . . . 4 SPEAKER CONNECTIONS. . . . . . . . . . . . 6 OPERATION. . . . . . . . . . . . . . . . . . . . . . . . .9 BASIC TROUBLESHOOTING GUIDE . . . . . . . . .10 TEST PROCEDURE. . . . . . . . . . . 11 UNIT EXPLODED VIEW. . . . . . .
3、 . . . . . . . 12 AMPLIFIER EXPLODED VIEW. . . . . . . . . . . . . . . . . 13 BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 PCB DRAWINGS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 ELECTRICAL PARTS LIST . . . . . . . . . . 19 SEMICONDUCTOR
4、 PINOUTS . . . . . . . . . . . . . .24 SCHEMATIC DIAGRAMS . . . . . . . . . . . . . . . . . . .25 PACKAGING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 SPECIFICATIONS Amplifier Power (RMS) 200 Watts Driver 12 woofer, Bass Reflex Enclosure Inputs Stereo Line Level, dedicated S
5、ubwoofer (LFE) and Speaker Level with gold-plated binding posts Outputs Speaker Level with gold-plated binding posts Frequency Response 25Hz 120Hz (Filter switch ON) 25Hz 450Hz (Filter switch OFF) Dimensions (H x W x D) 20-1/2 x 14-1/2 x 14-1/2 521mm x 368mm x 368mm Weight 48 lb/22kg Occasional refi
6、nements may be made to existing products without notice but will always meet or exceed original specifications unless otherwise stated. SUB-TS14 SUB-TS14 harman/kardon harman/kardon RadioFans.CN 收音机爱 好者资料库HKTS 14 Sub 200W Powered Sub/ Plate AmpLINE VOLTAGEYes/NoHi/Lo LineNom.UnitNotesUS 120vac/60HzY
7、es108-132120VrmsNormal OperationParameterNonimal SpecificationUnitQA Test LimitsConditionsNotesAmp SectionType (Class AB, D, other)Dn/an/aBridge type amplifier, None of thespeaker terminals must be connected to system GND at any Load Impedance (speaker)3.5Ohmsn/aNominalRated Output Power200Watts1505
8、0 - 250 Hz, 1 input driven, limiter offTHD Rated Power0.08%0.122k filterTHD 1 Watt0.15%0.522k filterDC Offset5mV-DC20 Speaker OutputsDamping factor16n/a10Measured at amplifier board Measured at the speaker at speakeoutput terminals on the amp board.Input SensitivityInput Frequency50Hzn/aNominal Freq
9、.Line (L&R) Input 220mVrms154 - 308 To Rated PowerSingle input drivenSUB (LFE) Input125mVrms87 - 175To Rated PowerSUB (LFE) input driven onlySpeaker/Hi Level Input3.4Vrms2.4 - 4.8To Rated Power(20 dB below Line In), Single input Hi Level Max. Input Voltage32Vrms30Nominal Freq., Min. VolumeSignal to
10、Noise RatioSNR-A-Weighted85dB82relative to rated powerA-Weighting filterSNR-unweighted62dB59relative to rated power22k filterSNR rel. 1W-unweighted64dB59relative to 1W Output22k filterResidual Noise Floor1.2mVrms3.0Volume max, using RMS reading DMM/VOM (or A/P)Residual Noise Floor0.8mVrms2.0Volume m
11、ax, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics)Input ImpedanceLine Input (L, R,LFE)10Kohmsn/aNominalSpeaker/Hi Level Input4.7Kohmsn/aNominalFiltersL&R Fixed Low-Pass Filter160Hz140 - 180 -6dB ref. 100Hz3rd order fixedSUB (LFE) Low pass Filter270Hz240 - 300 -3dB ref. 100Hz2nd order fixe
12、dSubsonic filter (HPF) 3rd Order25Hz22 - 28 -3dB ref. 30Hz3rd order fixedLimiter THD at Max. Output Power2.0%5.0FeaturesAuto - On -Off Selection SwitchYESfunctional Refer to ATO sectionPhase Switch0-180degfunctional Filter On/Off SwitchYESfunctional Volume Pot Taper (Lin/Log)LOGfunctional A TaperSpe
13、aker OutYESfunctional Binding post connector L&R2-Color LED power indicatorYESfunctional Blue: On, Amber: Stand-byPower SwitchYESfunctional Fuse HolderYESfunctional Input ConfigurationLine In (L,R)YESfunctional Dual RCA jackSUB (LFE)YESfunctional RCA jackSpeaker/Hi Level InYESfunctional Binding post
14、 connector L&RSignal Sensing (ATO)Auto-Turn-On (yes/no)YESfunctional Auto - on selection switch in Auto ATO Input test frequency50Hzn/aATO Level Line & SUB Input4.0mV2.0 - 6.0ATO Level Speaker in35mV20 - 50ATO Turn-on time0.9sec.functional Amp connected and AC on, then input signal appliedATO Turn-O
15、FF Time12minutes5 - 17Time before muting, after signal is removedSUB-TS14 SUB-TS14 harman/kardon harman/kardon 2Power on Delay time3sec.functional AC Power AppliedTransients/PopsATO Transient5mV-peak10 Speaker OutputsTurn-on Transient500mV-peak700 Speaker OutputsAC Line cycled from OFF to ONTurn-off
16、 Transient500mV-peak700 Speaker OutputsAC Line cycled from ON to OFFEfficiencyStand-by Input Power8Watts12 nom. line voltageMaximum allowable input power under nominal input voltage and frequency, in stand-by mode (HOT Power Consumption rated power240Watts250 nom. line voltage200 Watts 3.5 ohms and
17、nominal line voltageProtectionShort Circuit Protection YESfunctional Direct short at outputAmplifier should resume operationafter short circuit condition is Thermal Protection YESfunctionalAny user accessible metal parts should always remain at 65 degree C or less for domestic version or 55degree C
18、or less for EU version.DC Offset ProtectionYESfunctional DC present at Speaker Out leadsRelay or crowbar (for driver/firePrimary Fuse RatingUSA-Domestic 3.15Ampsn/aType-T or Slo Blo (no DENTORI maUser-replacable fuse withUL/SEMCO rated holder.SUB-TS14 SUB-TS14 harman/kardon harman/kardon 3SUB-TS14 S
19、UBWOOFER AMPLIFIER PANEL CONTROLS AND CONNECTIONS 5SUB-TS 14 SUBWOOFER AMPLIFIER PANEL CONTROLS AND CONNECTIONSOFFONAUTOONFILTERNORMALREVERSEPHASEINOUTAC 120V60HzPOWERRLLINELEVELINMAXMINIMPORTANT: CONNECT STRIPED WIRETO RED ( ) SPEAKER TERMINAL.LRSUBWOOFERLEVELSUB-TS14For use withHKTS 14 SystemRISK
20、OF ELECTRIC SHO CK DO NO T OPENCAUTI O NRISK OF ELECTRIC SHO CK DO NO T OPENCAUTI O NRISK OF ELECTRIC SHO CK DO NO T OPENHIGH LEVELSUB Subwoofer-Level Control: Volume may be adjusted using the Subwoofer-Level Control.Turn the control clockwise to increase the SUB-TS14s volume, orcounterclockwise to
21、decrease it. High-Cut (Low-Pass) Filter Switch:Placing this switch in the ON position acti-vates circuitry that cuts out all audio inputsignals above 120Hz.This allows the SUB-TS14 to focus its power on reproducing thelow-frequency portion of the signal, avoidinginefficiency and distortion. Engage t
22、his filterwhen using the Speaker-Level Inputs ,or when using the Line-Level Full-RangeInputs , unless your receiver or processorprocesses its line-level output using a low-pass filter.The filter has no effect when theSUB Input is used. Music-Sense On/Off Switch:Whenplaced in the AUTO position,and wh
23、en theMaster Power Switch is turned on,theSUB-TS14 will automatically turn itself on orplace itself in the Standby mode,depending onwhether it is receiving an audio signal.Whenthis switch is placed in the ON position,theSUB-TS14 will remain on,whether or not it isreceiving an audio signal.An LED loc
24、ated on top of the SUB-TS14indicates whether the SUB-TS14 is in theON or STANDBY state when used with theMusic-Sense On/Off Switch in theAUTO position.The LED is lit blue to indi-cate that the SUB-TS14 is receiving an Subwoofer-Level Control High-Cut (Low-Pass) Filter Switch Music-Sense On/Off Switc
25、h Phase Switch Line-Level Subwoofer (SUB) Input Line-Level Full-Range Inputs Speaker-Level Outputs Speaker-Level Inputs Master Power Switch AC Power CordHKTS 14 OM 11/4/03 11:32 AM Page 7 SUB-TS14 SUB-TS14 harman/kardon harman/kardon 46SUB-TS14 SUBWOOFER AMPLIFIER PANEL CONTROLS AND CONNECTIONSSUB-T
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