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JBL-PB-10-Service

1. 150Hz LINE LEVEL I The front left front right center and rear speakers should be set to Small or Large depending on their size and frequency response Consult your receiver s or processor s owner s manual 00232 6 10 Power When the unit is plugged in and the LEDs on the front of the unit will turn red When a signal is present the LEDs will turn green Note It will take several minutes for the LEDs to turn Level Control The subwoofer Level Control adjusts the volume of the subwoofer relative to the rest of the system Proper level adjustments depends on several variables such as Crossover Adjustments The Crossover Frequency Control determines the highest frequency at which the subwoofer reproduces sounds If your main speakers can comfortably reproduce some low frequency sounds set this control to a lower frequency setting between 50Hz 100Hz This will concentrate the subwoofer s efforts on the ultradeep bass sounds required by today s films and music If you are using smaller bookshelf speakers that do not extend to the lower bass frequencies set the low pass crossover control to a higher setting between 120Hz 150Hz This control is not used when the LFE switch is in the LFE position from green to red after the input signal to the subwoofer is removed Due to JBL s unique high output high efficiency amplifier design power
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3. jq DC Offset Protection YES DC present at Speaker Out leads Line Fuse Rating US version Amps 15 or Slo Blo 250 V Internal fuse ed EU Amps TBD Type T or Slo Blo 250 V External fuse with UL SEMKO rated holder 8 10 PB10 Subwoofer Controls and their Function 1 Power These lights will be red when the unit is Front Pa nel plugged in and not receiving a signal when the PB10 receives a signal the lights will cycle to GREEN If no signal is received after 10 15 minutes the lights will cycle back to RED standby until a signal is present again 2 Level Control The subwoofer Level Control PB10 located on the rear panel adjusts the volume of the subwoofer relative to the rest of the system 00235 3 LFE Normal Switch Ordinarily placed the Normal position but switch to LFE when playing Dolby DigitaL DTS or other digital surround modes see page 9 4 Phase Switch Changes the subwoofer s output to be in phase or 180 degrees out of phase with the program material 5 Crossover Frequency Sets the highest frequency the subwoofer will reproduce 6 Line Input Main Input connection to subwoofer preferred 7 Speaker In Jacks Main Input connection to subwoofer when line level subwoofer or pre amp output connectors are not available or when a high pass filter set at 150Hz to main loudspeakers is desired through the Speaker Output Jac
4. performance for your specific listening conditions without having to move your speakers TROUBLESHOOTING If you used the high level speaker inputs and there is no sound from any of the speakers Check that receiver amplifier is on and source is playing Check that powered subwoofer is plugged into and active electrical outlet and is switched on Check all wires and connections between receiver amplifier and speakers Make sure all wires are connected Make sure none of the speaker wires are frayed cut or punctured Review proper operation of your receiver amplifier If there is low or no bass output Make sure the connections to the left and right Speaker Inputs have the correct polarity and Make sure that the subwoofer is plugged into an active electrical outlet and PB12 only switched on Adjust the crossover point Flip the Phase Control switch to the opposite position f you are using a Dolby Digital DTS receiver or processor make sure that the subwoofer adjustments on the receiver processor are set up correctly e Slowly turn the Level Control clockwise until you begin to hear the desired amount of bass 11 If at some time in the future you happen to rearrange your listening room and move your speakers you should experiment with the phase switch in both positions and leave it in the position that maximizes bass performance If you used the line lev
5. consumption is minimal when the subwoofer is not receiving a signal The PB10 room size subwoofer placement type of main speakers and listener position Adjust the subwoofer level so that the volume of the bass information is pleasing to you 4 LEVEL LFE NORMAL PHASE 180 CROSSOVER FREQUENCY Boh Hm PowerBass PB10 L R bee LINE LEVEL IN For LFE use L or R e HIGH LEVEL x IN 120V 60Hz 160W UBL PowerBass PB10 CAUTION 10 must be unplugged if you do not wish to leave it in auto standby mode LEVEL 22 hiin LFE NORMAL PHASE 123 a CROSSOVER FREQUENCY PowerBass 12 L R LIME LEVEL IN For LFE use Lor R L HIGH LEVEL IN 120V 60Hz 160W POWER PowerBass PB12 00232 7 10 Phase Control 0 27 Phase The Phase Control determines whether the subwoofer s piston like action moves in and out in phase with the main speakers or opposite the main speakers There is no correct or incorrect setting Proper phase adjustment depends on several variables such as subwoofer placement and listener position Adjust the phase switch to maximize bass output at the listening position Remember every system room and listener is different There are no right or wrong settings this switch offers the added flexibility to adjust your subwoofer for optimum
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7. 0 01 0 05 0 05 0 01 0 01 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 01 0 01 0 01 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 01 0 05 0 05 Description metal metal metal carbon carbon carbon carbon carbon metal metal metal carbon metal metal carbon metal metal metal metal metal metal carbon metal carbon carbon metal metal metal carbon carbon carbon carbon carbon carbon carbon carbon carbon carbon metal carbon carbon 00232 10 UBL 10 PB10 Electrical Parts List Cont PB10 POWER AMP section of PCB Version 6 3 Part Designator Description 40728 5k6 1W 0 05 metal 40728 R7B 5k6 1W 0 05 metal 40728 R7C 5k6 1W 0 05 metal 40729 R8A 4k7 1W 0 05 metal 40729 R8B 4k7 1W 0 05 metal R9 NOT USED Miscellaneous 80101 L1 110uH Gapped E core choke 80102 L2 2 2uH 2 2uH ferrite bead L3 0 Jumper L4 0 R Jumper 80100 CMC 2m2H 5 Amp 0 05 2 2mH choke 60301 MODULE S53 S53AMI amp module 108326 LED Harness MOLEX 2 FEMALE 80135 TRX MCI 5024 100VA Conc Wnd Mtd on Faceplate 50106 On Harness 2 Clr LED 4 3 4 50106 On Harness 2 Clr LED 1 3 4 Type 70322 LED PCB socket Male PCB LED socket 80114 3AG FUSE 1 25A SloBlo Glass 70324 0 187 Tabs 7 0 187 PCB fastons 70323 PCB mount Fuse 2 PCB fuse clips 70325 PB10 faceplate PB10 faceplate 80105 Power cord Power cord 70305 Strain relief Strain relief PB10 PREAMP section of PCB Version 6 3 Semiconductors
8. 16 C41 1uF 16V 80 20 Electrolytic 30717 C42 100uF 16V 80 20 Electrolytic 30702 C6 100nF 50V 0 2 mono ceramic 30505 100nF 100V 0 2 mono ceramic or film 30505 100nF 100V 0 2 mono ceramic or film 8 CW CZ NOT USED 20 10 Part Resistors 40105 40105 40105 40420 40420 40417 40718 40406 40719 40719 40719 40405 40720 40721 40722 40723 4011 4011 4071 4071 4071 4070 4072 4041 4041 40427 40724 40725 40420 40701 40409 40701 40406 40415 40701 40409 40409 40726 40412 40427 40111 NN oc PB10 Electrical Parts List Cont PB10 POWER AMP section of PCB Version 6 3 Designator R100 R10A R10B R10C 5 5 D a R21 R22 R23 R24 R25 R26 R27 R28 R29 R2A R2B R2C R3 R30 R31 R32 R33 R34 R4 R40 R41 R42 R43 R44 R45 R46 R47 R48 R49 RS R50 R6 NOT USED 0 1R 0 1R 0 1R 1k 1k 47k 3k3 100k 2k2 2k2 2k2 4 7 42K2 237k NOT USED NOT USED 6k8 2k2 732R 732R 2k2 2k2 2k2 6M8 2k2 47k 47k 23k7 8k87 15k 1k 1000k 10k 1000k 100k 470K 1000k 10k 10k 15k 33k2 2k2 47R SW SW SW 25W 25W 25W 25W 25W 1W 1W 25W 25W 25W 25W 2W 0 5W 0 5W 1W 1W 25W 2W 25W 25W 25W 25W 0 5W 25W 25W 25W 25W 25W 25W 25W 25W 25W 25W 25W 25W 25W 21 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 01
9. 17 3 V 2 1 Align white indent marker on Amp Module with indent 18 4 marker on alternately observe position of label on top of the module incorrectly replacing the Module O P 19 5 180 in the PCB slot will result in its destruction 20 6 2 All AC powered test instruments meters oscilloscopes LJ etc must have a floating ground i e be connected to an isolation transformer 21 7 3 Align and position the Amp Module before soldering 22 9 4 Attach the amp Module with the mounting screws before 15 23 9 4154 soldering or powering up 3 5 Use only rosin core or non acid core solder thoroughly SD 24 10 SD de flux the surfaces after soldering FR 25 11 FR If the new S53AMI S64AMI Amp Module has larger mounting hole s in the case and the stock screws longer will fit WP 26 12 and screws of the proper type cannot be obtained locally s order GND 27 13 GND 2 part 60301S screws 15V 28 14 15V 2 part 60301N nuts 01 02 Lm324 TLO64 ena rel 012 2N4401 1 S SS Lx 1 3 Collector 3 Collector d 2 2 N Base Base 1 2 al 5 6 7 0072 IN2 OUT1 1 Vec 1 Emitter 3 16 1 Emitter 3 00227 10 PB10 Testing Procedure JBL PB10 TESTING PROCEDURE A Power Amp Section Resistance from O P of the module to GND should be gt 1 LOAD Che
10. 60100 U1 LM324 LM324 op amp 60100 U2 LM324 LM324 op amp Capacitors Film Caps may be used any position EXCEPT C1 C2 30707 C1 200uF 50V 0 2 BP Electrolytic 30526 C10 220nF 50V 0 1 mono ceramic 30514 C11 47nF 50V 0 1 mono ceramic 30504 C12 100n 50V 0 1 mono ceramic 30514 C13 47n 50V 0 1 mono ceramic 30528 C16 220nF 50V 0 05 film 30528 C17 220nF 50V 0 05 film 30100 C18 330pF 50V 0 2 mono ceramic a 30100 C19 330pF 50V 0 2 mono ceramic S 30707 C2 200uF 50V 0 2 BP Electrolytic 22 10 PB10 Electrical Parts List Cont PB10 PREAMP section of PCB Version 6 3 Part Designator Description 30519 C20 100nF 50V 0 2 mono ceramic 30519 C21 100nF 50V 0 2 mono ceramic 30519 C22 100nF 50V 0 2 mono ceramic 30519 C23 100nF 50V 0 2 mono ceramic 30101 C3 220pF 50V 0 2 mono ceramic C30 NOT USED 30101 220 50V 0 2 mono ceramic 30101 5 220 50V 0 2 mono ceramic 30101 C6 220p 50V 0 2 mono ceramic 30527 C7 330nF 50V 0 05 film 30527 C8 330nF 50V 0 05 film 30527 C9 330nF 50V 0 05 film Resistors 40405 R1 4k7 25W 0 05 carbon 40409 R10 10 25W 0 05 carbon 40708 R11 57 6 25W 0 01 carbon 40454 R12 45k3 25W 0 01 metal 40412 R13 33k2 25W 0 01 metal 40709 R14 68k1 25W 0 01 metal 40710 R15 11k3 25W 0 01 metal 40711 R16 1k3 25W 0 01 metal 40712 R17 243 25W 0 01 metal 40441 R18 13k7 25W 0 01 metal 40441 R19 13k7 25W 0 01 metal 40405 R2 4k7 25W 0 05 carbon 40713 R20 5k6 25W 0 05 carbon R21 Or Jumper 40713
11. EQUENCY R D LINE LEVEL IN E Make sure your receiver or processor is configured correctly Make sure that the subwoofer is configured as On Note for advanced users your receiver processor has a built in low pass crossover filter for the subwoofer output then the LFE switch should be set to the LFE position to bypass the subwoofer s internal crossover 00232 5 10 Dolby Digital or DTS or Other Digital Surround Mode Connection Use this installation method for Dolby Digital DTS or other digital surround processors IMPORTANT Make sure that the LFE toggle switch on the subwoofer is in the LFE position Use the line level input jacks for the low Frequency Effects channel Connect these jacks to the LFE output or subwoofer output on your receiver or amplifier Note If your receiver or amplifier only has one subwoofer output jack then RECEIVER PREAMPLIFIER Subwoofer Output LFE you may connect the subwoofer output on your receiver preamplifier to either the left or right line level input on the subwoofer It makes no difference which jack you choose Connect each speaker to the corresponding speaker terminals on your receiver or amplifier Make sure that you have configured your surround sound processor for Subwoofer On or LFE On LEVEL C LFE NORMAL PHASE 0 180 CROSSOVER FREQUENCY
12. JBL PowerBass Series PB10 Subwoofer SERVICE MANUAL JBL Incorporated 250 Crossways Park Dr REV 0 7 00 Woodbury New York 11797 10 TABLE OF CONTENTS Safety io c oe erede Pe m head 3 Basic Specifications de Sea ab dee e sae Sp 4 Detailed Specifications 5 Controls and their 6 Speaker Connection 7 A eenaa e e a 10 TOUDIGSHOOUNG rasan 11 Test Setup and Procedure 12 Exploded and Packaging 13 Amplifier Exploded View 14 Amplifier Faceplate 35 9 v Etre yd dr EAE Shae RE EE 15 Integrated Circuit Diagrams 16 Testing Procedure 17 Electricab Paris 81 55 67255645 ERA oe Re 20 Printed Circuit Boards voici ee ae eee ee eee 24 SCHOMAUNCS faye oS wees BG RE 27 10 UBL SAFETY INFORMATION Warning Any person performing service of this unit will be exposed to hazardous voltages and the risk of electric shock It is assumed that any person who rem
13. R22 5k6 25W 0 05 carbon R23 Or Jumper 40109 R24 604r 25W 0 01 metal 40412 R25 33k2 25W 0 01 metal 40405 R26 4k7 25W 0 01 metal 40109 R27 604r 25W 0 01 metal 40412 R28 33k2 25W 0 01 metal 40406 R3 100 25W 0 05 carbon 40714 R30 14k 25W 0 01 metal 40715 R33 9k09 25W 0 01 metal 40716 R34 60k4 25W 0 01 metal 40451 R35 137k 25W 0 01 metal 40406 R4 100k 25W 0 05 carbon 40406 RS 100k 25W 0 05 carbon 40406 R6 100k 25W 0 05 carbon 40717 R8 2k7 25W 0 05 carbon 40717 R9 2k7 25W 0 05 carbon Miscellaneous 108116 HI LEVEL OUT Binding Post 108116 HI LEVEL I O IN Binding Post 108324 RCA CONNECTOR DUAL RCA yellow 40402 LEVEL 5k POT 0 2 Log A Pot A 40707 Low Pass 20k POT 0 2 Lin B Pot 70150 LFE Defeat SW SPDT mini Toggle 70150 Phase Switch SW SPDT mini Toggle 2 23 10 PCB s Cont FANCY Version 6 3 006008008000 ay 7 m wt VAP Ar Bon Gna aa 0000000 000000 00 0 00000 ers63 gtl Board layer 1 Scale 900 O COMP SIDE 00232 16 0 25 Uors49n AJNUJ N3382S TIS 9 uorsaen I 0002 INV TAH 228 228828 828 AN 2 2 EE SUE v 7215 WAWYOISNGUL 29 868 yay B e gn 5 5 5 658 2 210 g
14. ack of your front left and right speakers Connect your receiver or amplifier s center left and right surround speaker terminals to the corresponding terminals on the back of your center left and right surround speakers Left Front Right Front Receiver Center Ri Left Front ight Front RR 88 00 Right Surround i Left Surround Right Surround 002 32 3 10 Dolby Pro Logic Non Digital Line Level Use this installation method for Dolby Pro Logic applications not Dolby Digital DTS or other digital processing where the receiver processor is equipped with a subwoofer output or a volume controlled preamp line level output Use RCA type patch cords to connect the line level subwoofer outputs on your receiver or amplifier to the line level inputs on the subwoofer IMPORTANT Make sure that the LFE toggle switch on the subwoofer is in the Normal position Do not use the LFE RECEIVER Subwoofer Out position with Dolby Pro Logic only processors Note If your receiver or amplifier only has one subwoofer output jack then you may connect the subwoofer output on your receiver preamplifier to either the left or right line level input on the subwoofer It makes no difference which jack you choose Connect each speaker to the corresponding speaker terminals on your receiver or amplifier CROSSOVER FR
15. at 100 mV 100Hz Signal to Low level input Measure voltage at speaker output Voltage measurement Low Pass Pot Settin Output CW 11 4V CCW 2 19V 4 LFE Set up Set Generator at 100mV 200Hz Signal to Low level input Measure voltage at speaker output LFE switch Setting Output OFF 2 96V 3 ON 8 40V 8 flow chart next for diagnostics 18 10 PB10 Testing Procedure Cont PB10 POWER MODULE TESTING FLOW CHART CAUTION MODULE OUTPUT IS FLOATING AND IS NOT PROTECTED AGAINST A SHORT TO GROUND ALL TEST INSTRUMENTS CONNECTED TO THE OUTPUT MUST BE FLOATING ATTACH THE SCOPE PROBE TIP TO SPK and REFERENCE LEAD TO SPK START Resistance check no load between V V V O P V O P and O P to GND is gt 10K Replace Power up with signal input LED RED i5 Check fuse transformer rectifier yes C1 and C2 Check input of module wrt GND 0V D C Check C32 and Pre AMP Use scope to check switching frequency from the load 100 10 1Vpp yes MODULE OK END 10mV signal may need from the input to trigger the Switch turn on Check V V 15V voltage at the module Check transformer lt gt CMC rectifier C1 C2 D1 yes D2 RI A B C R2 A B C Check 6V at the module wrt V 5 75 2 no yes Check D5 D6 R6 R7 A B C Check S D volt age at the mo
16. ck Resistance from V of the module to V of the module should read gt 4k Resistance from V of the module to O P of the module should read gt 1M __ Resistance from V of the module to O P of the module should read gt 1M 2 Power Up LED RED With a 5mV signal to Low level input LED should change to GREEN Voltage measurements DVM an nt n LED 3 D C Operation Voltage measurements DVM on Power Amp Module S D And This Point pw o Get this 45 75 Reading 4 Check Switching Frequency Oscilloscope Use scope EITHER USES AN ISOLATION TRANSFORMER OR ATTACHES THE PROBE TIP TO SPK and REFERENCE LEAD TO SPK 10Mv signal may need from the input to trigger the Switch frequency turn on Reading 100kHz 10 1Vpp B Pre Amp Section Low Level Input Sensitivity 00278 1 Set up level Low Pass Pot Fully CW and LFE switch off Generator Set at 100mV Q 50Hz Signal to Low level input 17 10 PB10 Testing Procedure Cont Voltage measurements OP AMP SPEAKER 910 uem U10 924 02 14 0848 1 14 PU1 8 180 266mV 3250 404 451 451mV 1 33 6 37 5 72V 15 3V 2 High Level Input Sensitivity Set up Turn level Lo Pass Pot Fully CW and LFE switch off Set Generator at 1 09V 50Hz Signal to High level input Voltage measurements 15 3V at speaker output 3 Low Pass Set up Set Generator
17. dule wrt V 5 Check D3 D4 R3 010 011 012 8 Use scope to check O P at module wrt GND 80 square wave shown yes Check L1 L2 C10 C11 00278 3 19 10 PB10 Electrical Parts List PB10 POWER AMP section of PCB Version 6 3 Part Designator Description Semiconductors 60102 U1 TLO64 Quad OpAmp 50100 RS604 6AMP BR RECT 50105 D1 1N4744A 15V 1w Zener 50112 D10 1N5242B 12V 5w Zener 50104 011 134148 Sig Diode 50112 D12 1 5242 12V 5w Zener 50104 D13 1N4148 Sig Diode 50104 D14 1N4148 Sig Diode 50105 D2 1N4744A 15V 1w Zener 50101 D3 1N5256B 30V 5w Zener 50104 D4 1N4148 Sig Diode 50113 D5 1N4735A 6 2V 1W 50107 D6 1N5234B 6 2V 5w Zener 50104 D7 1N4148 Sig Diode 50104 D8 1N4148 Sig Diode 60157 Q1 2N5457 25V N chnl FET 60154 Q10 MPSA56 120V PNP 600mA 60154 Q11 MPSA56 120V PNP 600mA 60156 Q12 2N4401 40V NPN 600mA Capacitors 30706 C1 4700uF 50V 80 20 Electrolytic 105C 30712 C10 10uF 100V 0 2 BP NP Electr DF 1 30502 C11 100nF 50V 0 2 mono ceramic 30706 C2 4700uF 50V 80 20 Electrolytic 105C C20 NOT USED 30502 C21 100nF 50V 0 2 mono ceramic 30502 C22 100nF 50V 0 2 mono ceramic 30526 C24 220nF 50V 0 1 mono ceramic 30529 C25 1n5F 50V 0 1 mono ceramic 30508 C26 10nF 50V 0 1 mono ceramic 30513 C27 3n3F 50V 0 1 mono ceramic 30502 C3 100nF 50V 0 2 mono ceramic 30714 C32 10uF 35V 80 20 Electrolytic 30715 C40 10uF 16V 80 20 Electrolytic 307
18. el inputs and there is no sound from the subwoofer Check that receiver amplifier is on and a source is playing Check that powered subwoofer is plugged into an active electrical outlet and is switched on Check all wires and connections between receiver amplifier and subwoofer Make sure all wires are connected Make sure none of the wires are frayed cut or punctured Review proper operation of your receiver amplifier e Slowly turn the Level Control clockwise until you begin to hear the desired amount of bass Make sure that you have configured your receiver processor so that the subwoofer LFE output is on 10 1 TEST SET UP AND PROCEDURE AC VOLT METER 6V FROM CD PLAYER LINE LEVEL LINE LEVEL fer ei usd SOURCE T FREQUENCY m AME Powerbass PB10 e PB10 or PB12 LOR UNDER TEST ror LFE use torr AMPLIFIER HIGH LIVEL IN g B R L SPEAKER SPEAKER tive LEVEL OUTPUT OUT FROM 8 AMPLIFIER 00229 General Function UUT Unit Under Test 1 7 8 Connect one line level input cable RCA from signal generator to either Right or Left Level input VOLUME control should be full conterclockwise Turn on generator adjust to 100mV 50 Hz Plug in UUT LED s on the front panel may be either Red or Green Turn VOLUME control full clockwise Low Pass control should be set fully clockwise 150 LED should turn Green immediat
19. ely bass response should be heard and felt from port tube opening Turn off generator turn VOLUME control fully counterclockwise disconnect RCA cables Connect one pair of speaker cables to either high level input terminal on UUT Cables should be connected to an integrated amplifier fed by the signal generator Turn on generator and adjust so that speaker level output is 1 0V 50 Hz Turn VOLUME control full clockwise Green LED should light immediate bass response should be heard and felt from the port tube opening Sweep Function 1 2 Follow steps 1 4 above using a sweep generator as a signal source Sweep generator from 20Hz to 300Hz Listen to the cabinet and drivers for any rattles clicks buzzes or any other noises If any unusual noises are heard remove driver and test Driver Function 1 2 3 Remove driver from cabinet detach and wire clips Check DC resistance of driver it should be 5 8 ohms Connect a pair of speaker cables to driver terminals Cables should be connected to an integrated amplifier fed by a signal generator and adjust so that speaker level output is 5 0V Sweep generator from 20Hz to 1kHz Listen to driver for any rubbing buzzing or other unusual noises 12 10 Exploded and Packaging Views IMAGE REDUCED 13 a A O N 10 Woofer Foot Outer Carton Owner s Manual 120V Amplifier Complete Foot Screw Foam corners package drawing 7 8 Top C
20. ency Dimensions H x W x D Weight Refinements may be made on occasion to existing products without notice but will always meet or exceed original specifications unless otherwise stated 150 watts RMS 10 Woofer 27Hz to Low Pass Frequency setting Line Level option LFE Speaker Level Speaker level fixed frequency 150Hz Variable from 50Hz 150Hz 150Hz when using Speaker Level Output 14 x 14 x 15 356mm x 356mm x 381mm with feet 16 x 14 x 15 406mm x 356mm x 381mm 35 Ib 15 9kg 10 DETAILED SPECIFICATIONS PB10 Subwoofer JBL PB 10 150W Powered Sub Amp LINE VOLTAGE Hi Lo Line Nom Unit 108 132 120 Vrms Normal Operation EU 230vac 50 60Hz 207 264 230 Vrms Normal operation MOMS required QA Test Type Class AB D other Class D Preferred Sink required for Class AB Load Impedance speaker Rated Output Power THD Rated Power THD 1 Wat 01 ww 2205 Der DC Offset 20 Speaker Outputs Damping factor 50 DF 35 Watts 50Hz Input Sensitivi HEREIN Input Frequency L amp R LFE i 1 28 V 2 T Single i dri SNR A Weighted relative to rated power A Weighting filter SNR unweighted 80 dBr 80 relative to rated power 22k filter SNRrel TW unweighted 6 4 960 jrelativeto 1W Output 2 Volume max using DVM or A P Residual No
21. ical Components All components identified with the IEC symbol in the parts list and the schematic diagram designate components in which safety can be of special significance when replacing a component identified with Use only the replacement parts designated in the parts list or parts with the same rating of resistance wattage or voltage List of SafetyComponents Requiring ExactReplacements 1 Fuse SLO BLO 2 0 250V UL approved PWRCORD SPT 2 or better with polarized plug UL approved wired with the hot side to fused side Use with factory replacement panel strain relief only TRX Transformer Use only factory replacement BR RECT Bridge diode Use only factory replacement C1 2 2200uF 50V electrolytic filter caps Be sure replacement part is at least the same working voltage and capacitance rating Also the lead spacing is important Incorrect spacing may cause premature failure due to internal cabinet pressure and vibration C10 10uF 100 volt NPE low df radial S64AMI Power output module Use only factory replacement Faceplate Faceplate Use only factory replacement Air leak cover Use only factory replacement CMC Use only factory replacement L1 Use only factory replacement Fuse PCB Use only factory replacement 00232 21 Main PCB Use only factory replacement 10 BASIC SPECIFICATIONS PB10 Subwoofer Output Power Driver Frequency Response Inputs Outputs Low Pass Frequency High Pass Frequ
22. ise Floor 1 mVrms 2 BW 20 KHz Volume max w A P Swept Bandpass Measurement Line Residual Noise Floor 1 5imVrms max 2 freq harmonics BW 20Khz Input Impedance Line Input Speaker Hi Level Input Filters Speaker in LP_2nd order varia 60 1501 0 Subsonic filter HPF fixed LFE Low pass 2nd order fixeq 200 gt LP lt 1K Hz Single input driven tE106 E74 Speaker out HP filter Left amp Right 200 2 10 Speaker input Spkr out 4 Ohms Left amp Right 40 10 Spkr out 8 Ohms Limiter THD at Max Output Power Maximum Output Power Maximum THD as a result of limiting Signal Sensing ATO Auto Turn On yes no YES functional Auto on selection switch in Auto Input tesi frequency ATO Level LFE Input ATO Level Speakerin lt ATO time gt ms Auto Mute Tum OFF Time o mmues 17 17 ransients Pops ATO Transient Q Speaker Outputs Peru Turn on Transient Speaker Outputs AC Line cycled from OFF to ON 5 Efficienc Nominal Line voltage 120 VAC 230 VAC Stand by Input Power 15 Watts 18 nom line voltage 0 Power Cons rated power 115 Watts 120 nom line voltage 75 Watts 4 Ohms nominal line voltage Protection Short Circuit Protection YES functional Direct short at output Thermal Protection YES funcional 1 8 max unclipped Power
23. ks CROSSOVER FREQUENCY 8 Speaker Out Jacks Connected to main loudspeakers when the Speaker Input Jacks are used 10 Speaker Connection When we designed the PB10 and PB12 powered subwoofers our goal was to offer the user the best possible performance combined with the most flexible and complete installation options Please look over the following three examples to determine which description best matches your system and follow the corresponding hookup instructions To use the binding post speaker terminals with bare wire unscrew the collar until the hole through the centerpost is visible under the collar Insert the bare end of the wire through the hole in the post then screw the collar back down until the connection is tight The holes in the center of the collars are intended for banana type connectors Dolby Pro Logic Non Digital Speaker Level Use this installation method for Dolby Pro Logic applications not Dolby Digital DTS or other digital processing where the receiver processor does not have a subwoofer output or a volume controlled preamp line level output Connect your receiver or amplifier s front left and right speaker terminals to the left and right terminals on the subwoofer that are marked High Level In Connect the left and right terminals on the subwoofer that are marked High Level Out to the corresponding terminals on the b
24. orner 4 carton Bottom Corner 4 carton N N MECHANICAL amp PACKING PARTS LIST 203400 203410 203420 203430 203450 203411 203460 203470 10 Amplifier Exploded View 14 LO CN N e LEGEND 1 Dual RCA jack 108324 2 Power Transformer 80135 3 Level Pot 40402 4 Low Pass Filter Pot 40707 5 Fuse Clips 2 70323 6 1 25A SLO BLO Fuse 3ag 80114 10 LEVEL KNOB 70313 LFE DEFEAT SWITCH 70150 PB10 FACEPLATE 70325 HI LEVEL I O IN 108116 Amplifier Faceplate Parts LEVEL LFE PHASE 0 CROSSOVER FREQUENCY 50 Hz Max NORMAL 180 150Hz Powerbass 1 L LINE LEVEL IN ron LFE use Lor CSA 22 2 UL 1490 69 JBLINC NORTHRIDGE CAUTION RISK OF ELECTRIC SHOCK NOT OPEN quipment to ri 15 HIGH LIVEL IN HIGH LIVEL OUT 120V 60 Hz 180W 10 00239 PHASE SWITCH 70150 CROSSOVER FREQUENCY KNOB 70313 HI LEVEL I O OUT 108116 STRAIN RELIEF 70305 POWER CORD 80105 10 Integrated Circuit Diagrams S53AMI S64AMI Power Amp module SAFETY PART NOTE THE FOLLOWING PROCEDURES MUST BE FOLLOWED WHEN INSTALLING NEW S53AMI S64AMI 46V 15 1 46V AMP MODULES 5 FAILURE TO FOLLOW ONE OR MORE OF THESE STEPS 16 2 MAY RESULT IN THE INSTANT DESTRUCTION OF THE MODULE WHEN POWERED UP V
25. oves the amplifier from this cabinet has been properly trained in protecting against avoidable injury and shock Therefore any service procedures are to be performed by qualified service personal ONLY Caution This unit does not have a power switch Hazardous voltages are present within the unit whenever it is plugged in Before the amplifier is plugged in be sure its rated voltage corresponds to the voltage of the AC power source to be used Incorrect voltage could cause damage to the amplifier when the AC power cord is plugged in Do not exceed rated voltage by more than 10 operation below 90 of rated voltage will cause poor performance or may shut the unit off Leakage Resistance Check Before returning the unit to the customer perform a leakage or resistance test as follows Leakage Current Note there is no power switch on this unit When the power plug is plugged in the unit is live Connect the unit to its rated power source Using an ammeter measure the current between the neutral side of the AC supply and chassis ground of the unit under test if leakage current exceeds 0 5mA the unit is defective Reverse the polarity of the AC supply and repeat Resistance Measure the resistance from either side of the line cord to chassis ground If it is less than 500k ohms the unit is defective WARNING DO NOT return the unit to the customer if it fails one of these tests until the problem is located and corrected Crit
26. t 7 2 822 id 193 i 2 ape 30010 N Zo amp E amp PCB s Cont 29 92 214 22 0002 01 62 INV 4 e 91H pid 9 E pz 2 9 uotsaen 0 2 2 5 N m N NO N N o a N a 27 d Os 2031402 gn 1 022 558401 100 100 1 310038 e a 26 UBL PB10 Schematics z 1 TSA Ae casy 19801841 Eis 0553 00029 02 Ex peL tormo sequin ens 11 08500 qode 9 019 ION amp aasn LON LON o LON dump Z x 2011 t Uld OL PIENTI y o b d eza a G amp ASE 8 lg 8 22222 8 84 W 5 E 2 omu z Ter 886407 os OAsI oea aasn ION v EB QUU n zin LL OL 9 2 2 95 z 6 i rare 1 HOVIS ira 489 duny 10 L d 5 Er m dn SSVd O T PIO 1001 41001 101 49022 d ex

JBL-PB-10-Service

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