Behringer ULTRABASS BX4500H Service Manual
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Behringer ULTRABASS BX4500H Service Manual

450-watt bass amplifier head with ultrabass processor and shape filter
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Service Manual
Created: 14 March 2015
ULTRABASS BX4500H
450-Watt Bass Amplifier Head with Ultrabass
Processor and Shape Filter
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
PCB Schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Exploded Drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
© 2015 MUSIC Group IP Ltd. All third party trademarks mentioned belong to their respective owners and are not affiliated with MUSIC Group IP Ltd. All information (including
drawings and diagrams) contained in this document is the property of MUSIC Group IP Ltd., its subsidiaries or content providers, and is protected by intellectual property (copyright,
trademark, patents, etc) laws, international treaty provisions and other laws. Any unauthorized disclosure, use, application, reproduction, modification, lease, sale, transmission or
any other dealings in the information may violate applicable laws and result in civil and/or (where applicable) criminal liabilities and penalties.

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Summary of Contents for Behringer ULTRABASS BX4500H

  • Page 1 Service Manual Created: 14 March 2015 ULTRABASS BX4500H 450-Watt Bass Amplifier Head with Ultrabass Processor and Shape Filter Specifications ..............2 PCB Schematic .

  • Page 2: Specifications

    - 3 speaker outputs on 1/4'' jack and professional speaker connectors (compatible with Neutrik Speakon connectors) - Active, temperature-controlled cooling system for ultimate protection - High-quality components and exceptionally rugged construction ensure long life - Conceived and designed by BEHRINGER Germany...
  • Page 3 ULTRABASS BX4500H PCB Schematic Page 3...
  • Page 4 ULTRABASS BX4500H PCB Schematic Page 4...
  • Page 5 ULTRABASS BX4500H PCB Schematic Page 5...
  • Page 6 ULTRABASS BX4500H PCB Schematic Page 6...

  • Page 7: Parts List

    ULTRABASS BX4500H Parts List Hi Pcb Assemblies Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC Q05-00001-02975 A05-00001-02975 PCB ASSEMBLY;LPA1450;BVT4500H BX4210A BX4410 BX4410A;PCB:01;AMP;REV:C;HAND INSERT;NO:926020 1.0000 PC Q05-00002-03839 A05-00002-03839 PCB ASSEMBLY;LPA1450;PCB:01;OUTPUT;REV:C;HAND INSERT;NO:927020 1.0000 PC Q05-36201-04252 A05-36201-04252 PCB ASSEMBLY;BX4500H;PCB:01;MAIN;REV:J;HAND INSERT;NO:705030 1.0000 PC A05-36202-04254 PCB ASSEMBLY;BX4500H;PCB:02;CONNECTOR;REV:J;HAND...
  • Page 8 ULTRABASS BX4500H Parts List Capacitor Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC CAP E;100uF;10V;PITCH:2mm5;5mm x 11mm;VERTICAL 12.7-15- [BX4500H:01: {1.0}(C7)] *NOT available in DP 10.0000 PC CAP E;10uF;25V;PITCH:2mm5;5mm x 11mm;VERTICAL 12.7-15-9mm [BX4500H:01: {3.0}(C8,C20-C21)] *NOT available in DP 2.0000 PC CAP E;47uF;25V;PITCH:2mm5;5mm x 11mm;VERTICAL 12.7-15-9mm [BX4500H:01: {2.0}(C18,C22)]...

  • Page 9: Circuit Protector

    ULTRABASS BX4500H Parts List Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC CAP E;BIPOLAR;10uF;50V;20%;PITCH:2mm5;PRECUT:3mm2 - [LPA1450:01: {1.0}(C12)] *NOT available in DP 0/+0mm2 1.0000 PC CAP E;4uF7;250V;PITCH:3mm5;8mm x 11mm5;PRECUT:3mm2 - [LPA1450:01: {1.0}(C10)] *NOT available in DP 0/+0mm2 1.0000 PC CAP CER;56pF;200V;10%;PITCH:5mm;DISC;PRECUT:3mm1 +/-0mm5 [LPA1450:01: {1.0}(C13)]...
  • Page 10 ULTRABASS BX4500H Parts List Diode Quantity Unit S.Sku M.Sku Description Reference Designators Notes 4.0000 PC DIODE;6A2;TEMIC OR FC;BULK [LPA1450:01: {4.0}(D4-D7)] *NOT available in DP 13.0000 PC DIODE;1N4007;DO41 [LPA1450:01: {13.0}(D1-D3,D8-D9,D13,D19-D25)] *NOT available in DP 2.0000 PC DIODE;1N4934;DO41; (ONLY CHRYSTAL FIELD OR MCC) [LPA1450:01: {2.0}(D15-D16)]...
  • Page 11 ULTRABASS BX4500H Parts List Hardware Quantity Unit S.Sku M.Sku Description Reference Designators Notes 30.0000 PC NAIL;CROWN:2mm2;WIDTH:1mm27;THICKNESS:1mm0;LENGTH:25 *NOT available in DP mm;18-GAUGE (0.49*0.40) FINISH;GALVANIZED 4.0000 PC CABLE TIE;NYLON;4in;COLOR: *NOT available in DP 1.0000 G THERM-GREASE;COLOR:WHT;SPEC.NO:09286 *NOT available in DP 0.7800 G SCREWLOCK;SPEC.NO:01090...
  • Page 12 ULTRABASS BX4500H Parts List Quantity Unit S.Sku M.Sku Description Reference Designators Notes 2.0000 PC F89-43000-00002 INSULATION SHEET;GLIMMER;TO220 W/HOLE;HOLE- DIAMETER:3MM1(IN-GLTO220_3MM1-REVA.DWG) 1.0000 PC SILICA GEL;MASS;20g;SPEC.NO:20QB-BB2001-4 *NOT available in DP 2.0000 PC SPRING;CYLINDRICAL;FS112;6mm*14mm8;CARBON STEEL;DWG. *NOT available in DP NO:04288;(R14-FCB1010-SPRING-REVA.DWG) 5.0000 PC STUD;THREAD-DIA;3mm;LENGTH:13mm8;INT/INT *NOT available in DP 0.0200 M...
  • Page 13 ULTRABASS BX4500H Parts List Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC C73-00000-29050 IC;OPAMP;SMD;SOP;8;BA4580RF [LPA1450:01: {1.0}(IC4)] 1.0000 PC S73-22370-00516 C73-22370-00516 IC;OPAMP OPAMP;V13700M;SOP [LPA1450:01: {1.0}(IC5)] 5.0000 PC S73-58007-40514 C73-31007-40514 IC;OPAMP OPAMP;TL074;SOP; [BX4500H:01: {5.0}(IC3-IC4,IC6-IC7,IC9)] 0.0000 PC S73-59458-00508 C73-59458-00508 IC;OPAMP OPAMP;NJM4580;SOP 1.0000 PC...
  • Page 14 ULTRABASS BX4500H Parts List Plastic Part Quantity Unit S.Sku M.Sku Description Reference Designators Notes 4.0000 PC W51-00300-06264 G51-00300-06264 RUBBER FOOT;ROUND;BIG;DWG.NO:06264;(R14- RUBFOOT_WASHER-REVA.DWG) 2.0000 PC W52-00200-10076 G52-00200-10076 KNOB;POT;BX SERIES;W/ WHITE LINE;DST.NO:002;DPT.NO:10076;(POTKNOB-19-REVB.DWG) 7.0000 PC W52-00200-10077 G52-00200-10077 KNOB;POT;BX2600T BX3000;DST.NO:002;DPT.NO:10077;(POTKNOB- 23-REVB.DWG) 4.0000 PC W52-80008-17625 G52-80008-17625 KNOB;SWITCH;DPM;CAP;BLK;DWG.NO:17625;(R14-DPM1-KNOB1-...

  • Page 15: Plug Socket

    ULTRABASS BX4500H Parts List Plug Socket Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC G61-65206-03287 BOX HEADER;POLES:06;2 ROW;STRAIGHT;PITCH:2mm54;SCM-06S [LPA1450:01: {1.0}(X11)] 1.0000 PC G61-75206-05765 CABLE HEADER;POLES:6;2 ROW;IDE;STRAIGHT;PITCH:2mm54;FC-6P 1.0000 PC G61-85206-08163 TRANSITION PLUG;FLAT CABLE;POLES:6;ROWS:2;STRAIGHT;PITCH:2mm54;BLACK;FD-06P 4.0000 PC W64-01211-03174 G64-01211-03174 PLUG;JACK STEREO 6mm3;STRAIGHT SOLDER;W/O [BX4500H:02: {3.0}(X5-X7)]...
  • Page 16 ULTRABASS BX4500H Parts List Resistor Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC RESISTOR;CARBON;47ohm;5%;0W063;SMD603 [BX4500H:01: {1.0}(R107)] *NOT available in DP 2.0000 PC RESISTOR;CARBON;100ohm;5%;0W063;SMD603 [LPA1450:01: {2.0}(R54-R55)] *NOT available in DP 1.0000 PC RESISTOR;CARBON;220ohm;5%;0W063;SMD603 [BX4500H:01: {1.0}(R42)] *NOT available in DP 1.0000 PC...
  • Page 17 ULTRABASS BX4500H Parts List Quantity Unit S.Sku M.Sku Description Reference Designators Notes 1.0000 PC RESISTOR;METAL;487Kohm;1%;0W1;SMD805 [LPA1450:01: {1.0}(R38)] *NOT available in DP 1.0000 PC RESISTOR;ARRAY;10Kohm;SMD1206;CAY16-103J4 [LPA1450:01: {1.0}(R60)] *NOT available in DP 1.0000 PC Y04-15000-20589 I04-15000-20589 THERMISTOR;NTC;50ohm 1.0000 PC Y04-21001-29294 I04-21001-29294 THERMISTOR;PTC;100ohm;PTLS2101YP616Y 1.0000 PC...
  • Page 18 ULTRABASS BX4500H Parts List Switch Quantity Unit S.Sku M.Sku Description Reference Designators Notes 2.0000 PC Y77-03422-02778 I77-03422-02778 SWITCH;RADIAL;2P2T;PCB VERSION;LOCKING;NONSHORT;RAD2P [BX4500H:01: {2.0}(SW2-SW3)] 2.0000 PC Y77-03822-02779 I77-03822-02779 SWITCH;RADIAL;2P2T;PCB [BX4500H:01: {2.0}(SW1,SW4)] VERSION;NONLOCK;NONSHORT;RAD2P/NON 1.0000 PC Y84-02221-36039 I84-02221-36039 SWITCH;ROCKER;2P1T;WHITE LINE MARKING HO;LOCKING;NONSHORT;AMP TABS;V- 0;6(6)A;125/250V;(CHILY3072-KGP15T1C01B02BKBKTV 2.0000 PC...

  • Page 19: Exploded Drawing

    ULTRABASS BX4500H Exploded Drawing Page 19...

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