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Bose Panaray 502A, Service Manual

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Bose Panaray 502A Service Manual Download Page 63

63

SERVICE MANUAL REVISION HISTORY

Date Revision 

Level 

Description of Change 

Change Drive 

By 

Pages 

Affected 

5/93 

01 

Changed 502C’s J3, J4 XLR part 
number to 189222-001. 

Part Number 

Change 

29 

5/05 

02 

Revised Figure 21 to correct exploded 
view.  
Added service manual revision page.  
Updated front and back covers. 

Error 38 

6/06 03 

Speakon

®

 Version and RoHS 

compliant parts added. 

New Version, 

RoHS parts 

18, 19, 22, 
23, 24, 36, 
37, 40, 42, 

43, 62 

Summary of Contents for Panaray 502A

Page 1: ...2006 Bose Corporation Reference Number 170310 SM Rev 03 Service Manual Electronic Copy Only Panaray Sound System 502 Array Bass Box and Controller...

Page 2: ...er one piece chassis see Figure 8 20 Figure 8 502C Controller Exploded View one piece chassis version 20 Electrical Part Lists 21 30 502C Controller Main PCB Assembly 21 30 Disassembly Procedures 31 5...

Page 3: ...ualizer for High Frequency Outputs 53 3 Output mode switch Low frequency level control and Normal Sum mode stage 53 4 Equalizer for Low Frequency Outputs 53 5 Mode switch 53 6 Output stage 54 7 Power...

Page 4: ...IFIED HEREIN INDICATE A POTENTIAL SHOCK HAZARD THAT MUST BE ELIMINATED BEFORE RETURNING THE UNIT TO THE CUSTOMER B Insulation Resistance Test Cold Check 1 Unplug the power supply and connect a jumper...

Page 5: ...um Sensitivity 90 dB SPL 1W 1m 130 Hz 15 kHz Maximum Acoustic Output 112 dB SPL average 121 dB SPL peak Frequency Range 130 Hz 15 kHz Port Tuning Frequency 135 Hz Amplifier Power Recommended 150 600 w...

Page 6: ...ed 450 1200 watts continuous into 8 Ohms Input Connections 2 parallel wired barrier strip US Can 2 parallel wired XLR Euro Aus UK Japan 2 parallel wired Speakon connectors Fusing 7 ampere AGC Buss or...

Page 7: ...mum into 600 Ohms Low Frequency LF Output Mode Sum or normal LF Output Level 18 dB to 3 dB variable Crossover Frequency 140 Hz Bi amp Roll off slope 18dB octave THD Midrange distortion of HF output 0...

Page 8: ...ear plastic bags bubble wrap or plastic trays PARTS LISTS AND EXPLODED VIEWS The following section contains parts lists and exploded views for the Panaray sound system The parts lists are broken down...

Page 9: ...me safety characteristics as the recommended replacement part might create shock fire and or other hazards 6 Refer to the 502C Electrical Parts List for components located on the PCB assembly 7 This p...

Page 10: ...Panaray which consists of 149271 1 A B C D E Polybag Owner s Manual Registration Card Warranty Service List Envelope 103351 143585 122157 122766 122785 103351 292721 1 2 Packing Foam 143573 172321 2...

Page 11: ...C D E Polybag Owners Manual Registration Card Warranty Service List Envelope 103351 143585 122157 122766 122785 103351 292040 1 1 1 1 1 2 Packing End Cap EPS XLR and Barrier versions Packing End Cap...

Page 12: ...mber Qty Note 1 Crease Sheet Die Cut 149823 1 2 Literature Kit Panaray Consists of 149271 1 A Poly bag 103351 1 B Owner s Manual 143585 1 Owner s Manual German language 171941 1 3 C Card Registration...

Page 13: ...tor Panel 290316 001 1 15 Screw 8 10 OVL HD 1 2 BK Gray Screw 8 10 OVL HD 1 2 Zn White Screw Tapp 8 10x 5 OVL CSK BLK 148378 08 148379 08 290978 08 4 Non RoHS Non RoHS RoHS 16 Connector Panel XLR Gray...

Page 14: ...4 502A Array Exploded View 2 2x 1 3 4 6 5 7 15x 5x 5x 11 4x 10 2x 8 9 13 12 15 4x 14 XLR VARIATION SHOWN 25 24 2x 26 16 20 19 18 17 21 22 23 2x 26 16 20 19 18 17 21 22 23 2x 26 16 20 18 17 19 23 21 22...

Page 15: ...udes nut 149269 1 13 Washer Neoprene 149270 1 14 Fuse Standard Delay 7A 104715 700 1 15 Foam Tape 103068 4 16 Screw Tapp 4 16x1 2 XLR Screw HIRS 8 10x3 4 Barrier Screw Tapp 8 11x1 Speakon 145724 08 28...

Page 16: ...16 Figure 5 502B Bass Box Exploded View...

Page 17: ...17 Figure 6 502B Access Panel and Connector Views Barrier Strip Version XLR Version Speakon Version 19 15 16 17 18 18 17 16 11 14 12 13...

Page 18: ...x 25 PAN TORX US Can 171796 04 5 12 Screw Mach 4 40x 25 PAN TORX Euro UK Aus Japan 171796 04 2 9 Transformer 120V US Can Transformer 220 240V Euro UK Aus Transformer 100V Japan 143950 1 143950 2 14395...

Page 19: ...19 Figure 7 502C Controller Exploded View removable front panel version...

Page 20: ...2 1 1 5 5 Nut Hex 8 32 Keps 118260 08 3 6 Insulator 9 25x7 56x 015 D C 143948 1 1 5 7 Switch Power Rocker SPST 143960 1 5 8 Lens LED Clear Chassis 144023 1 9 Chassis 502 US Canada Euro UK AUS Japan 1...

Page 21: ...2K 1 8W 1 Chip 124894 2001 R8 8 06K 1 8W 1 Chip 124894 8061 R9 8 06K 1 8W 1 Chip 124894 8061 R10 2K 1 8W 1 Chip 124894 2001 R11 3 65K 1 8W 1 Chip 124894 3651 R12 2K 1 8W 1 Chip 124894 2001 R13 4 02K 1...

Page 22: ...R64 0 Ohm Jumper Chip 124896 R65 1K 1 8W 1 Chip 124894 1001 R66 1K 1 4W 52mm MF 1 121245 2211001 R67 1K 1 4W 52mm MF 1 121245 2211001 R68 1K 1 8W 1 Chip 124894 1001 R69 2K 1 8W 1 Chip 124894 2001 R70...

Page 23: ...1402 R113 0 Ohm Jumper Chip 124896 R117 0 Ohm Jumper Chip 124896 R120 0 Ohm Jumper Chip 124896 R125 0 Ohm Jumper Chip 124896 R127 5 6K 52mm CF 1 2W 5 121243 1515625 R128 100K 1 4W 52mm CF 2 121243 121...

Page 24: ...124894 6810 R175 681 Ohm 1 8W 1 Chip 124894 6810 R176 681 Ohm 1 8W 1 Chip 124894 6810 R177 681 Ohm 1 8W 1 Chip 124894 6810 R180 221K 1 8W 1 Chip 124894 2213 R182 0 Ohm Jumper Chip 124896 R183 221K 1 8...

Page 25: ...4 C18 1 F 5 Film 137127 104 C19 047 F 5 Film 137127 473 C20 1 F 5 Film 137127 104 C21 100pF 5 Chip 124956 1012 C22 1 F 5 Film 137127 104 C23 1 F 5 Film 137127 104 C24 47 F 5 Film 137127 474 C25 1 F 5...

Page 26: ...C75 47 F 5 Film 137127 474 C76 0 1 F 80 20 Chip 124959 104 C77 0 1 F 80 20 Chip 124959 104 C78 47 F 5 Film 137127 474 C79 22 F 5 Film 137127 224 C80 22 F 5 Film 137127 224 C81 1 F 5 Film 137127 104 C...

Page 27: ...0 20 Chip 124959 104 C132 0 1 F 80 20 Chip 124959 104 C133 10 000pF 80 20 Chip 124959 103 C142 1000pF 10 Chip 124956 1022 C143 1000pF 10 Chip 124956 1022 C144 1000pF 10 Chip 124956 1022 C145 1000pF 10...

Page 28: ...or 121501 D18 1N4531 5mm 136603 D19 1N4148 52mm Axial 116997 or 121501 D20 1N4531 5mm 136603 D21 1N4148 52mm Axial 116997 or 121501 D22 1N4531 5mm 136603 D23 1N4148 52mm Axial 116997 or 121501 D24 1N4...

Page 29: ...p Quad 144008 U8 Op Amp Quad 144008 U9 Op Amp 108568 U10 Op Amp 108568 U11 Op Amp 108568 U12 Op Amp 108568 U13 Regulator Voltage 3 terminal 15V 143858 U14 Regulator Voltage 3 terminal 15V 143806 U15 L...

Page 30: ...o Japan UK Aus 189222 001 J4 XLR Female Euro Japan UK Aus 189222 001 P1 Header 2 pin 143963 P2 Header 2 pin 143963 P3 Header 143965 P4 Header 12 pin 170250 P5 Header 12 pin 170250 P6 Header 6 pin US C...

Page 31: ...nductor 12 removal Remove the screw 6 and washer 13 that secure the inductor to the array Cut the inductor leads as close to the terminals as possible DISASSEMBLY PROCEDURES 4 Connector Panel Removal...

Page 32: ...9 502A Array Exploded View 2 2x 1 3 4 6 5 7 15x 5x 5x 11 4x 10 2x 8 9 13 12 15 4x 14 XLR VARIATION SHOWN 25 24 2x 26 16 20 19 18 17 21 22 23 2x 26 16 20 19 18 17 21 22 23 2x 26 16 20 18 17 19 23 21 22...

Page 33: ...33 Figure 10 502A Array Wiring Diagram SPEAKON XLR BARRIER...

Page 34: ...he woofer 22 to the unit DISASSEMBLY PROCEDURES 10 3 Make a note of the wiring configuration and disconnect the wires from the woofer terminals Carefully pull the woofer away from the unit Re assembly...

Page 35: ...ack of the chassis Earlier units will have 4 screws 16 2 Remove the 2 top screws 4 that secure the top cover to the front plate 3 Earlier units will have 3 screws on top 16 3 Slide the top cover out f...

Page 36: ...6 Barrier Strip Connector Removal 16 1 Remove the top cover using procedure 16 16 2 Remove the 2 screws 13 that secure the connector 12 to the chassis 16 3 Disconnect either P6 P7 or P8 and pull the c...

Page 37: ...37 Figure 11 502B Bass Module Exploded View...

Page 38: ...38 Figure 12 502B Bass Module Connector and Access Panel Barrier Strip Version XLR Version 19 15 16 17 18 18 17 16 11 14 12 13...

Page 39: ...39 Figure 13 502B Bass Module Wiring Diagrams SPEAKON WIRE DIAGRAM...

Page 40: ...40 Figure 14 502C Controller Exploded View removable front panel version Figure 15 502C Controller Exploded View one piece chassis version 5X 6X 2X C113 C114 1 13 5 9 4 14 2 3 4 5 6 7 8 9 10 11 2 12...

Page 41: ...will not be heard with program mate rial 3 Shading Network Test 3 1 Apply a 2 Vrms 2 5 kHz signal to the array s input terminals 3 2 Connect a 3 Ohm 1W resistor in series between the positive amplifie...

Page 42: ...any buzzes or rattles from within the 502B enclosure Redress any wire or component that buzzes or rattles TEST PROCEDURES 502C Controller Test Procedures Test Setup Input Connections Connect an audio...

Page 43: ...ls and reference your dB meter to this frequency 4 3 Measure the frequency response across the HF outputs according to the following table Frequency Hz Response dB 40 24 5 2 0 140 4 3 1 5 600 REF 2200...

Page 44: ...tortion across the LF outputs It should be 1 10 Midrange Distortion Bi Amp Mode 10 1 Apply a 3 75 Vrms 600 Hz signal to the 502C input terminals 10 2 Measure the distortion across the HF outputs It sh...

Page 45: ...NGINEERED AND MANUFACTURED IN U S A OUTPUT MODE NORM SUM LOW FREQ OUTPUT CH 1 CH 2 230V AC 50 60Hz 12W U L COMMERCIAL SOUND EQUIPMENT LISTED 411F Mode switch Bass mono sum switch Input attenuator swit...

Page 46: ...Kit Consists of 173535 1 2 Thumbscrew M8x25mm Black 173355 4 2 Washer Thumbscrew 173356 4 3 Bolt Button Head 5mm M8x12mm Black 148526 02 8 4 Bolt Button Head 5mm M8x20mm Black 148526 10 2 5 Lock wash...

Page 47: ...19 2 1 Hardware Kit Consists of 173536 1 2 Screw Mach Socket Cap M8x12mm 148514 7 2 Lock washer M8 173450 7 3 Quick Link 1 8 148520 1 5 4 Allen Wrench 6mmx3 148544 2 1 Poly bag Hardware 173362 1 7 Ins...

Page 48: ...Number Qty Note 1 Left Angle Bracket 147005 1 1 1 1 Right Angle Bracket 147005 2 1 1 Hardware Kit Consists of 173537 1 2 Screw Hex Head Mach M8x20mm 148545 10 5 2 Lock washer M8 173450 5 3 Quick Link...

Page 49: ...Head Cap M8x25mm 148505 2 3 Nut Elastic 8mm 148542 2 4 Screw Socket Head Cap M6x25mm 148541 2 4 Nut Elastic 6mm 148543 2 5 Safety Cable 148506 2 6 Allen Wrench 5mm 148544 1 1 7 Allen Wrench 6mm 14854...

Page 50: ...Locking Bracket 148536 2 3 Safety Cable 148506 2 4 Bolt Button Head 5mm M8x12mm 148526 02 7 5 Bolt Button Head 5mm M8x20mm 148526 10 5 6 Lock washer M8 173450 11 7 Thumbscrew M5x10mm 145750 3 8 Allen...

Page 51: ...former 143576 172030 1 5 2 Foam Adhesive 119604 119604 N A 3 Cover Transformer Gray White 142358 01 142358 02 142358 01 142358 02 1 5 4 Gasket Transformer Cover 143554 143554 1 5 5 Gasket Barrier 1468...

Page 52: ...52 Figure 25 CVT 5 Schematic...

Page 53: ...s selected for a high pass filter with a higher corner frequency for use in the Bi amp mode The circuitry is duplicated for both channels Refer to the high frequency equalization curves for more infor...

Page 54: ...15 volt supply needed by the op amps 8 Turn On Off Muting Circuit Relays K1 and K2 clamp the outputs and are controlled by three sections of quad comparator U15 U15 pins 8 9 and 14 drives the relay c...

Page 55: ...P3 3 6 9 Ohms For the 115 VAC version between P2 1 and P2 2 45 4 Ohms between P3 1 and P3 3 6 3 Ohms For the 230 240 VAC version between P2 1 and P2 2 195 Ohms between P3 1 and P3 3 7 1 Ohms Other DC...

Page 56: ...equency in Hz Gain in dB Frequency in Hz 20 200 2K 20K 40 30 20 10 0 10 20 Gain in dB Output is measured from U7 pins 1 and 14 502C controls are set at Mode 2 Bi amp Output Mode Normal Low Frequency l...

Page 57: ...2K 20K Frequency in Hz 40 30 20 10 0 10 20 Gain in dB Frequency in Hz 20 200 2K 20K 40 30 20 10 0 10 20 Gain in dB Output is measured from U8 pins 1 and 14 502C controls set as in Figure 26 Output is...

Page 58: ...quency in Hz 20 200 2K 20K 40 30 20 10 0 10 20 30 Gain in dB Frequency in Hz 20 200 2K 20K 40 30 20 10 0 10 20 30 Output is measured from U1 pins 7 and 8 502C controls set as in Figure 26 Output is me...

Page 59: ...in Hz 20 200 2K 20K 40 30 20 10 0 10 20 30 Gain in dB Frequency in Hz 200 20 2K 20K 40 30 20 10 0 10 20 30 Gain in dB Output is measured from U2 pins 7 and 8 502C controls set as in Figure 26 Output...

Page 60: ...y in Hz 20 200 2K 20K 30 20 10 0 10 20 30 40 Gain in dB Frequency in Hz 20 200 2K 20K 40 30 20 10 0 10 20 30 Gain in dB Output is measured from U3 pins 7 and 8 502C controls set as in Figure 26 Output...

Page 61: ...e 36 High Frequency EQ Frequency in Hz 20 200 2K 20K 40 30 20 10 0 10 20 30 Gain in dB Output is measured from U4 pins 1 and 14 502C controls set as in Figure 26 except Mode switch is set to 1 Full Ra...

Page 62: ...62 Figure 37 502C Controller Block Diagram...

Page 63: ...01 Changed 502C s J3 J4 XLR part number to 189222 001 Part Number Change 29 5 05 02 Revised Figure 21 to correct exploded view Added service manual revision page Updated front and back covers Error 3...

Page 64: ...SPECIFICATIONS AND FEATURES SUBJECT TO CHANGE WITHOUT NOTICE Bose Corporation The Mountain Framingham Massachusetts USA 01701 P N 170310 SM Rev 03 6 2006 P http serviceops bose com...

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