Ampeg b 200r 07s673 schematics

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©2007 LOUD Technologies Inc. All rights re served Bass Amplifi er PCB Schematics PAGE 2 B-200R 12/15/05 05/30/06 C WFB WFB 0 1 4 CAUTION: ABC D Tolerance: Plot Time:Plot Date: E N02128 F 4 2 NOTES: 1 Checked:Drawn: Released:REV Date Sheet 2 ofNONE 3 Date: 5-9-05 Appvd by 3 1 ABC DEF 2 Wed May 31, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S673 BASS AMP First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s) Chgd By Date 1) CAUTION: SHOCK HAZARD!! Drawing Type: Schematic Drawing Size: CONTROL ISSUE ADDED -02 ASSEMBLY TOUCHING INTERNAL PARTS. Class Code:RLB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. 12/15/05 05/30/06 C WFB WFB 0 1 4 CAUTION: ABC D Tolerance: Plot Time:Plot Date: E N02128 F 4 2 NOTES: 1 Checked:Drawn: Released:REV Date Sheet 2 ofNONE 3 Date: 5-9-05 Appvd by 3 1 ABC DEF 2 Wed May 31, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S673 BASS AMP First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s) Chgd By Date 1) CAUTION: SHOCK HAZARD!! Drawing Type: Schematic Drawing Size: CONTROL ISSUE ADDED -02 ASSEMBLY TOUCHING INTERNAL PARTS. Class Code:RLB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. -50V +50V 2 2 PA_INPUT_A HPGS_A PA_INPUT_A +16VA J3 TO J28 SEE SHT 3 PRE AMP 2 +50V 680R45 2 -16VA 2 R38 1K D17 1N914 75V PIV C34 330 pF 100V 47R64 R51 33K C23 33 pF200V -16VA * CW 500 AP1 BIAS 330R63 2.0VRMS 2 2 1C29 MPS-A06Q3 +16VA 1KR55 D10 10V 1N4740 D8 10V 1N4740 .33 10WR72 R70 47 R71 47 .33 10WR73 L1 .5 uH .33 10WR75 J23 12345678 J29 R483.3K 1/2W R46 10K 75V PIV1N914D14 C35 33 pF200V 23 1 U3:A NE5532 D11 75V PIV1N914 C441 2 R59 1M 4.7KR50 D9 75V PIV1N914 R56 47 D20 75V PIV1N914 .33 10WR74 R65 1 1W FOR 07-673-01 / -02 ASSEMBLIES -16VA -50V HPGS_A R60 47K S D G J112Q10 D13 1N914 75V PIV SEE NOTE.BIAS AJUST 800mVRMS 220R41 270R67 2 D26 1N914 75V PIV R52680 G D SIRFP-140RQ8 G D SIRFP-140RQ5 2 .1C26 100V G D S IRFP-9140RQ11 26.3VRMS G D SIRFP-9140RQ4 R57 47 VTL-5C7OC1 S D G J112Q9 C31 10 35V MJE-350Q6 65 7 U3:B NE5532 220R43 270R58 1KR42 MJE-340Q7 C46 10 35V R471/2W 3.3K 3.3 1WR39 * D26 ON -02 VERSION ONLY TEST POINT CONDITIONS NOTE : 1 KHz INPUT SINEWAVE 120mV @ 0 dB INPUT JACK. 120VAC LINE, VOLUME, GAIN & HP LEVEL @ "10" TONES @ "5" , DC VOLTAGES WITH N0 SIGNAL APPLIED.NOTE: SET BIAS VOLTAGE FROM COLD START ACROSS R72 - R75 , 15 -20 mV DC AVERAGE , NO SIGNAL, NO LOAD.

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©2007 LOUD Technologies Inc. All rights re served Bass Amplifi er PCB Schematics PAGE 3 B-200R 12/15/05 05/30/06 C WFB WFB 0 1 4 CAUTION: ABC D Tolerance: Plot Time:Plot Date: E N02128 F 4 2 NOTES: 1 Checked:Drawn: Released:REV Date Sheet 3 ofNONE 3 Date: 5-9-05 Appvd by 3 1 ABC DEF 2 Wed May 31, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S673 BASS AMP First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s) Chgd By Date 1) CAUTION: SHOCK HAZARD!! Drawing Type: Schematic Drawing Size: CONTROL ISSUE ADDED -02 ASSEMBLY TOUCHING INTERNAL PARTS. Class Code:RLB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. 12/15/05 05/30/06 C WFB WFB 0 1 4 CAUTION: ABC D Tolerance: Plot Time:Plot Date: E N02128 F 4 2 NOTES: 1 Checked:Drawn: Released:REV Date Sheet 3 ofNONE 3 Date: 5-9-05 Appvd by 3 1 ABC DEF 2 Wed May 31, 2006 Drawing Title: 1901 Congressional, St. Louis, MO 63146 ST. LOUIS MUSIC, INC 3 Signatures: Drawing Number: 07S673 BASS AMP First Used On: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Ecr(s)/Ecn(s) Chgd By Date 1) CAUTION: SHOCK HAZARD!! Drawing Type: Schematic Drawing Size: CONTROL ISSUE ADDED -02 ASSEMBLY TOUCHING INTERNAL PARTS. Class Code:RLB DESCRIPTION 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL.AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. AND 10 MEGOHM DIGITAL VOLTMETER. THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. B+ 2 B+ +180 VDC RED RED 2.5A HV +50V +16VA * LINECORD HV FC2 2 10C37 100V 4A J19 J15 J12 J11 PWR SWITCH 2 D21 1N4007 1KV PIV 2 .0033C25 250V D23 1N4007 1KV PIV J17 J16 2 AC NEUTRAL 2.5A ORG ORG GRN D25 -50V 2 AC NEUTRAL 2200 16VC52 +12.8 VDC 2 D-GND .1C38 100V .1C32 100V -16VA +50V TO POWER LIGHT FC1 FUSE= SLO BLO J13 C28 10 450V 10 450VC36 .0033C50 250V 100 250VC45 AC LINE D24 1KV PIV 1N4007 AC LINE 2D-GND 2 .047C30 100V 2 FOR 07-673-01 / -02 ASSEMBLIES FUSE= SLO BLO J11 BROWN J7 WHTJ16 BLUE J12 BLU/WHTJ13 BLK CHASSIS GROUND NET00087 NET00086 WHT BLK J7 VIOLET J11 GRAY J15 BROWN J14 WHTJ12 BLUE J17 BLU/WHTJ13 BLK J20 J24 +29 VDC 1N4007D15 1KV PIV J9 VIOLET J17 GRAY 100VAC 50/60HZ230VAC 50/60HZ AC LINE J9 J8 J18 J10 D16 1N4007 1KV PIV J7 VIOLETJ11 GRAY J15 BROWNJ14 WHT 240VAC 50/60HZ FUSE= SLO BLO J12 BLUEJ13 BLU/WHTJ17 BLK D18 2 D-GND TO J32 SEE SHT 3 PRE AMP R44 6.2 J21 5600 80VC54 R66 330 10W 5600 80VC51 BR1 KBU1004G R68 330 10W J22 J27 R54 2W F1 4 A SB R62 1 1/2W 5% FP J6 AC NEUTRAL J14 1MR61 D19 123 J33 J25 J7 EXPORT WIRING POWER TRANSFORMER 100-120V 50/60Hz 4a SB 220-240V 50/60Hz 2.5a SB *SEE PARTSLIST FOR VALUE