Jbl sub 135 s service manual

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Note: The SUB135S is part of the SCS135S system, which is part of the JBL Cinema 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 PCB DRAW INGS-¦-¦-¦-¦-¦ -¦..-¦-¦-¦-¦-¦...-¦-¦-¦-¦.-¦-¦...6 ELECTRICAL PARTS LIST -¦-¦-¦-¦-¦ -¦..-¦.-¦-¦-¦-¦.-¦-¦...8 MECHANICAL PARTS LIST-¦-¦-¦-¦-¦... .-¦-¦-¦-¦-¦-¦-¦-¦.10 SCHEMATICS -¦-¦-¦..-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦-¦11 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: W idth: 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

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SUB135S 100W Powered Amplifier LINE VOLTAGE Yes/No Hi/Lo Line UnitNotes EU 230 vac/50Hz Yes 108-132 Vrms Normal Operatio n Asia 100vac/50Hz Yes 90-110 Vrms Normal Operatio n Parameter Specification Unit QA Test Limits Conditions Notes Amp Section Type (Class AB, D, other) AB ABn/a External Sink required for Class A B Load Impedance (speaker) 4 Ohmsn/a Nominal Z-curve required Rated Output Power 100 Watts 90 1 input driven THD@ Rated Power 0.08 % 0.3 22k filte r THD @ 1 Watt 0.1 %0.5 22k filte r DC Offset 10 mV-DC 20 @ Speaker Output s Damping factor >75 DF50Measured at speaker terminals, Output powe r 90 Watts THD 0.1 % Input Sensitivity Input Frequency 50 Hz 50 Nominal Freq. 1 input driven LFE Input 550 mVrms ±2dB To Rated Powe r LFE input Signal to Noise SNR-A-Weighted 100 dBA 85 rel. to rated powe r A-Weighting filter SNR-unweighted 85 dBr 85 rel. to rated powe r 22k filte r SNR @ 1W-unweighted 65 dBr60 rel. to 1W Outpu t 22k filte r Residual Noise Floor 1 mVrms1.5 Using RMS reading DMM/VOM (or A/P) LFE Input termintated with 600 Ohms Residual Noise Floor 1 mVrms(max) 1.5 UsingA/P Swept Bandpass Measurement (Line freq.+ harmonics) Input Impedance Line input L&R , LFE >15 K ohms n/a Nominal Filters Low Pass (fixed or variable) fixed -- ±2dB Slope & Q dB/Octave n/a Subsonic filter (HPF) Hz ±2dB Slope & Q dB/Octave n/a Limiter (yes/no) YES --n/a Limiter dirotrytion should not exceed 5% when input is overloaded by 3 times its input sensistivity Features LFE Input YES functional BW Limited to 500 Hz ATO YES functional Signal Sensing (ATO) Auto-Turn-On (yes/no) YES -- functional ATO Input Frequency 50 Hz functional ATO Level 2 mV functional 2mV@50Hz into Line Input w/ 1 ch. driven ATO Turn-on time 5 ms functional Amp connected and AC on, then input signal applied Auto Mute/ Turn-OFF Time 15 minutes functional T before muting, after signal is remove d Auto turn of time (T) must be 10 > T <1 5 Power on Delay time 3 sec.functional AC Power Applie d Transients/Pops ATO Transient 5 mV-peak 10 @ Speaker Output s Turn-on Transient 50 mV-peak100 @ Speaker Output s AC Line cycled from OFF to O N Turn-off Transient 50 mV-peak100 @ Speaker Output s AC Line cycled from ON to OF F Efficiency Stand-by Input Power 13 Watts 15 @ nom. line voltageMaximum allowable input power under nominal Input voltage and frequency, HOT or COLD operation. Power Cons.@rated power 185 Watts 195 @ nom. line voltag e 100 Watts @ 4 Ohms nominal line voltage Protection Short Circuit Protection YES -- functional Direct short at outpu t Thermal Protection 65 deg. C --functional @1/8 max unclipped Power Temperature rise should not exceed 35K rise DC Offset Protection YES -- functional DC present at Speaker Out lead s Relay or crowbar (for driver/fire protection ) Line Fuse Rating 2.5 Amps 2.5 Type-T or Slo Bl o External fuse with UL/SEMKO rated holde r