Jbl sub 500 service manual
This is the 24 pages manual for jbl sub 500 service manual.
Read or download the pdf for free. If you want to contribute, please upload pdfs to audioservicemanuals.wetransfer.com.
Extracted text from jbl sub 500 service manual (Ocr-read)
Page 1
Note: The SUB500 is part of the SCS500.5 system Satellite loudspeakers SCS500SAT: order JBL part# SCS500BK SAT-E Center channel SCS500CEN: order JBL part# SCS500BK CEN-E - CONTENTS - BASIC SPECIFICATIONS ……………….….….….….…………….1 DETAILED SPECIFICATIONS ……..…………….……………..2 PACKAGING/ACCESSORIES……..…………….………………..4 CONNECTIONS..………………………..………….…….……\ …...5 OPERATION ………….……………………………..……\ ……….6 BASIC TROUBLESHOOTING…..…………….….….…….……...6 TEST SET-UP A ND PROCEDURE……………………………….7 EXPLODED VIEW /PARTS LIST…………………………………..8 BLOCK DIAGRAM………………….…………………………...\ .....9 PCB DRAW INGS………………..………………………………\ ...10 120V ELECTRICAL PARTS LIST ………………..……………..12 230V ELECTRICAL PARTS LIST …………………..…………..15 INTEGRATED CIRCUIT/TRANSISTOR PINOUTS .................18 120V SCHEMATICS.………..……………….….………. ………19\ 230V SCHEMATICS.………..……………….…….……. ………22 SUB500 BASIC SPECIFICATIONS Amplifier Output 150 W atts RMS Frequency Response 30Hz – 120Hz (–6dB) W oofer 10" (254mm) Enclosure Bass-reflex Dimensions (H x W x D) 20" x 13-3/4" x 15-3/4" (508mm x 349mm x 400mm) (including feet) W eight 35 lb (15.9kg) Occasional refinements may be made to existing products without notice but w ill always meet or exceed original specifications unless otherwise stated 1
Page 2
JBL SUB 500 150W Powered Sub/ Plate Amp LINE VOLTAGE Yes/No Hi/Lo Line Unit NotesUS 120VAC/60Hz Yes 108-132 Vrms Normal Operation Asia 100VAC/50Hz Yes 90-110 Vrms Normal Operation EU 230VAC/50-60Hz Yes 207-264 Vrms Normal Operation Normal operation, MOMS required Parameter Specification Unit QA Test Limits Conditions Notes Amp Section Type (Class AB, D, other) D D N/A Load Impedance (speaker) 4 Ohms N/A Nominal Rated Output Power 150 Watts 140 1 input driven THD@ Rated Power 0.5 % 1 22KHz filter THD @ 1 Watt 0.1 % 0.3 22KHz filter DC Offset 10 mV-DC 50 @ Speaker Outputs Damping factor >100 DF 30Measured at speaker terminals, Output power 140 Watts THD 0.1 % Input Sensitivity Input Frequency 50 Hz 50 Nominal Freq. 1 input driven Line Input (L&R) 250 mVrms ±2dB To rated power 1 input driven LFE Input 145 mVrms ±2dB To rated power LFE input driven only Speaker/Hi Level Input 2.5 Vrms ±2dB To rated power (-20 dB below Line In)...1 input driven Signal to Noise SNR-A-Weighted 100 dBA 85 rel. to rated power A-Weighting filter SNR-unweighted 90 dBr 80 rel. to rated power 22KHz filter SNR @ 1W-unweighted 60 dBr 55 rel. to 1W Output 22KHz filter Residual Noise Floor 1 mVrms 2Volume @max, using RMS reading DMM/VOM (or A/P) Residual Noise Floor 1 mVrms(max) 2 Volume @max, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics) Input Impedance Line input L&R , LFE >10 K ohms N/A Nominal Speaker/Hi Level Input 4.7 K ohms N/A Nominal Filters Left & Right Low Pass fixed Hz -- ±2dB Slope & Q 4th dB/Octave N/A LFE Low Pass fixed Hz -- ±2dB Slope & Q 2nd dB/Octave N/A Subsonic filter (HPF) Hz -- ±2dB Slope & Q 2nd dB/Octave N/A Limiter (yes/no) YES -- N/A THD at Max. Output Power N/A -- N/A Features LFE Input YES functional BW Limited to 500 Hz Volume pot Taper (lin/log) log -- functional ATO YES functional Input Configuration Line In (L,R) L ,R -- functional RCA inputs: L , R Summed to Mono Line level in LFE LFE functional Spkr/Hi Level In (L,R) L,R -- functional L R Summed to Mono Spkr Out: Level out (L,R)Hi P L,R functional Direct by pass from Speaker in Signal Sensing (ATO) ATO test Frequency 50 Hz functional ATO Line Level 2 mV functional2mV@50Hz into Line Input w/ 1 ch. driven ATO Speaker level input 50 mV fucntional50mV@50Hz into Line Input w/ 1 ch. driven ATO Turn-on time 5 ms functionalAmp connected and AC on, then input signal applied Auto Mute/ Turn-OFF Time 15 minutes functionalT before muting, after signal is removed Auto turn of time (T) must be 10 > T <15 SUB500 (SCS500.5 Subwoofer) 2