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Infinity+TSS-1200+SUBWOOFER.pdf

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TSS-Sub1200 (TSS-1200 SYSTEM) SERVICE MANUAL Infinity Systems Incorporated 250 Crossways Park Dr. Woodbury, New York 11797 Rev0 12/2006 Note: The TSS-Sub1200 is part of the TSS-1200 system Satellite loudspeakers: (Charcoal) order Infinity part# TSS-SAT1200CHR (Platinum) order Infinity part# TSS-SAT1200PLT Center channel: (Charcoal) order Infinity part# TSS1200CHR CEN (Platinum) order Infinity part# TSS1200PLT CEN CONTENTS BASIC SPECIFICATIO
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    TSS Sub1200 (TSS-1200 SYSTEM) SERVICE MANUAL   Infinity Systems Incorporated 250 Crossways Park Dr. Woodbury, New York 11797 Rev0 12/2006    Note: The TSS-Sub1200 is part of the TSS-1200 system Satellite loudspeakers: (Charcoal) order Infinity part# TSS-SAT1200CHR (Platinum) order Infinity part# TSS-SAT1200PLT Center channel: (Charcoal) order Infinity part# TSS1200CHR CEN (Platinum) order Infinity part# TSS1200PLT CEN CONTENTS BASIC SPECIFICATIONS . . . . . . . . . ………………….………….... .. . . . . . 1 DETAILED SPECIFICATIONS . . . . . . . . . . . . . . . . . .………. . .. .. .. . . . . . 2 PACKAGING/ACCESSORIES. . . . . . . . . . . . . . . . . .………. . .. .. ... . . . . . 4 CONTROLS. ………………….. .. . …………………………………………….. 5 CONNECTIONS . . . . . . . . . . . ……….………………………………..…. . . . 6 OPERATION……. . . . . .. . . . . . . . .. .. . . . .. .. . . . . ….……… . . ... . . . . . . .7 EXPLODED VIEW-MECHANICAL PARTS LIST….… . ………………………..8 TEST SET-UP/PROCEDURE. . . . . . . . . . . . . . . . . .………. . .. .. .…. . . . . . 9 BLOCK DIAGRAM. . . . ………………... ………………………….... . . .. . … . 10 PCB DRAWINGS. .. . . . . . . . . . . . . . .. . . . . ……………………………….. …11 ELECTRICAL PARTS LIST …………. ………………………………………….13 IC – TRANSISTOR PINOUTS . … . . .. . . . . . ………………………….... . . . 16 SCHEMATIC DIAGRAMS . . …………………………………….……………. . .17  TSS-Sub1200 Specifications Frequency Range: 29Hz – 150Hz (±3dB)  Amplifier Output: 250 Watts RMS; 500 Watts peak Low-Frequency Driver: 12 (305mm) Crossover Frequency: 50Hz – 150Hz, 24dB/Octave, continuously variable Dimensions (H x W x D): 18-1/2 x 12-3/4 x 18-1/2 (470mm x 324mm x 470mm) Weight: 44 lb (20kg) Infinity continually strives to update and improve existing products, as well as create new ones. The specifications and construction details in this and related Infinity publications are therefore subject to change without notice. TSS-Sub1200 subwoofer 1  INFINITY TSS-1200 250W Powered Sub/ Plate Amp LINE VOLTAGEYes/NoHi/Lo LineNom.UnitNotes US 120vac/60HzYes108-132120VrmsNormal OperationEU 230vac/50-60HzYes207-264230VrmsNormal operation, MOMS required ParameterSpecificationUnitQA Test LimitsConditionsNotes Amp Section Type (Class AB, D, other)Dn/an/aLoad Impedance (speaker)5.6Ohmsn/aNominalRated Output Power (120VAC150Watts125Domestic version only 120 VAC-60 HzRated Output Power (230VAC150Watts125EU Version only 230 VAC-50 Hz AVG RMS Dynamic Power250Watts2255.6 Ohms  Average RMS power, 3/20 Cycles 50 Hz, Driven 6dB above its input sensitivity sensitivity AVG RMS Dynamic Power250Watts1894 Ohms ReferenceTHD @ Rated Power0.5%122K filter THD @ 1 Watt0.1%0.322K filter DC Offset10mV-DC30 Amplifier outputDamping factor>50DF20Measured at amplifier board Measured at the amplifier board. 120 Watts @ 50 Hz, THD must be less tan 0.1% Input Sensitivity Input Frequency35Hz35Nominal Freq.L or R input16.8mVrms±2dBTo 1 Watt, Ap Zo=600 OhmsSingle input driven, Normal modeL or R input16.8mVrms±2dBTo 1 Watt , Ap Zo=600 OhmsSingle input driven, LFE mode switch ONGain L & R140±2dB43 dBReference Signal to Noise SNR-A-Weighted90dBA85relative to rated powerA-Weighting filter SNR-unweighted85dBr 85relative to rated power22K filter SNR rel. 1W-unweighted65dBr 65relative to 1W Output22K filter Residual Noise Floor1mVrms(max)1.5Volume @max, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics) (BW=20 Khz)Line level inputs must be terminated using 1KOHM Input Impedance Line Input (L, R)> 10Kohmsn/aNominal Filters LP filter 4th order 50-150Hz± 102nd Order variable and 2nd order fixSee AP curves 2nd order variable + 2nd order fix-24 db/OctaveHP Filter 2nd orderFixedLFE Low pass 2nd order200>LP<1KHzLFE input driven onlyNotch filter (Friend circuit)F=61 Hz, Q=3.607, Av=-8.62dB Limiter THD at Max. Output Power n/an/afunctional Maximum Output PowerMaximum THD as a result of limiting. Features --Volume pot Taper (lin/log)LOG--functional  A Taper Phase switch 0-180degfunctional LP Filter defeat switch (LFE-Normal)YESfunctional Disables LP filter, intended for LFE Input Configuration Line In (L,R) & LFE YES--functional Dual RCA jack Signal Sensing (ATO)  Auto-Turn-On (yes/no)YESfunctional  ATO Input test frequency50Hzfunctional  ATO Level LFE Input2mVfunctional Maximum acceptable level. ATO Turn-on time5msfunctional  Amp connected and AC on, then input signal applied Auto Mute/ Turn-OFF Time15minutes18T before muting, after line or speaker level signal is removed Auto turn of time (T) must be 5 > T < 18 Minutes Power on Delay time 3sec.4 AC Power Applied Transients/Pops  ATO Transient5mV-peakn/a@ Speaker Output   TSS-Sub1200 subwoofer 2  ParameterSpecificationUnitQA Test LimitsConditionsNotes Turn-on Transient50mV-peak2V-pk-pk@ Speaker OutputAC Line cycled from OFF to ONTurn-off Transient50mV-peak2V-pk-pk@ Speaker OutputAC Line cycled from ON to OFF Efficiency Efficiency67%65Nominal Line voltage 120 VACStand-by Input Power20Watts22@ nom. line voltageMaximum allowable input power under nominal Input voltage and frequency, HOT or COLD operation.Power Cons. @ rated power185Watts187@ nom. line voltage125 Watts into 5.6 Ohms @ nominal line voltage Protections Short Circuit Protection YESfunctional Direct short at output Amplifier should resume operation after short circuit condition removal Thermal Protection YESfunctional@1/8 max unclipped Power at 1.06 times the input voltageTemperature rise in accessible metal parts should not exceed 35K rise for domestic version or 30K rise for European versions (refer to requirements sheet).DC Offset ProtectionYES-DC present at Speaker Out leadsDesign must insure no Offset at the speaker output under any operating condition including abnormal operationLine Fuse RatingUSA-Domestic 2Amps2Type-T or Slo Blo-250 VInternal fuse with UL/SEMKO rated holder EU1.25Amps1.25Type-T or Slo Blo-250 V, Low Breaking capacityInternal fuse with UL/SEMKO rated holder    TSS-Sub1200 subwoofer 3

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