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YORKVILLE AP2020 Service Manual
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YORKVILLE AP2020 Service Manual

Professional series
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Download this manual See also: Owner's Manual
Enlarged version
WEB ACCESS: http://www.yorkville.com
WORLD HEADQUARTERS
CANADA
Yorkville Sound
550 Granite Court
Pickering, Ontario
L1W-3Y8 CANADA
Voice: (905) 837-8481
Fax: (905) 837-8746
Quality and Innovation Since 1963
Printed in Canada
Manual-Service-ap2020-00-2v7 • Jun 24, 2009
U.S.A.
Yorkville Sound Inc.
4625 Witmer Industrial Estate
Niagara Falls, New York
14305 USA
Voice: (716) 297-2920
Fax: (716) 297-3689
M 1129 (input board)
M 1132 (pot board)
• Schematic
• Schematic
• PCB Layout
• PCB Layout
M 1130 (power amp module)
M 1131 (power supply board)
• Schematic
• Schematic
• PCB Layout
• PCB Layout
SERVICE MANUAL
MODEL TYPE: YS2020

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Summary of Contents for YORKVILLE AP2020

  • Page 1 WEB ACCESS: http://www.yorkville.com WORLD HEADQUARTERS CANADA U.S.A. Yorkville Sound Yorkville Sound Inc. M 1129 (input board) M 1132 (pot board) 550 Granite Court 4625 Witmer Industrial Estate • Schematic • Schematic Pickering, Ontario Niagara Falls, New York • PCB Layout •...

  • Page 2: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS This lightning flash with arrowhead symbol, within The exclamation point within an equilatereal triangle is an equilateral triangle, is intended to alert the user to intended to alert the user to the presence of important the presence of uninsulated “dangerous voltage” operating and maintenance (servicing) instructions in within the product’s enclosure that may be of sufficient the literature accompanying the appliance.
  • Page 3 AP2020 Parts List 6/24/2009 YS # Description Qty. YS # Description Qty. YS # Description Qty. YS # Description Qty. 5906 RED 3MM LED 1V9 20MA.4SPCER T&R 3467 CLIP 205X032 14-16AWG DISC/INSUL 4998 5.0W 1K2 5% BLK RES 8657 6-32 X 3/8" HEX SPACER ALUMINUM 5908 GRN 3MM LED 1V9 20MA.4SPCER T&R 3485 CLIP 250X032...
  • Page 4 U3:A MC33078P 220P 100V 1/4W 1/4W 1/4W FILTER SW 1K54 9K76 9K76 68N 100V 68N 100V 0.1% 0.1% LINE XLR U4:A S1:B 150N 63V 150N 63V MC33078P 1/4W 120K 220P 100V LIMITER 1/4W 1/4W 1/4W 1K54 9K76 9K76 0.1% 0.1% S2:A MONO-STEREO-BRIDGED S3:A...
  • Page 5 ETCH Top Assy M1129 v6.00 GUIDE Pcb Mech M1129 v6.00 M1129 Database History 3705 MODEL(S):- AP2020 AP4020 AP4040 AM1CE 3417 DATE VER# DESCRIPTION OF CHANGE OCT/97 1.00 FIRST PRODUCTION NOV/97 2.00 SWITCH NETS RREF WITH LREF AND RSPRE WITH BRIDGED - STEREO - MONO LSPRE AT 14 PIN CONNECTOR.
  • Page 6 200V 4148 BC550C 1/4W 5101 30K1 4148 1/4W TO92 6K04 1/4W 6405 MINI 1/4W MC33078P MINI 42K2 4148 U1:A 4148 100V 4148 4148 R116 1/4W 1N5260B 1/4W 1/4W 200V 200V MINI MINI 43V0 IRF630NPBF 6752 5.0W TO220 MJ21196 6909 R102 ZD44 MINI MJ21196...
  • Page 7 .005" ETCH .008" INTO WAVE .012" GUIDE .020" .005" 7in YEL ETCH .008" .012" GUIDE .020" MR854 6934 MR854 6934 7in BLU PS GRND .020" GUIDE .012" ETCH .008" Note 9 .005" MR854 6934 X300 6934 MR854 MR854 6934 TO126 TO126 {Watts} {Watts}...
  • Page 8 SEE LAYOUT DIAGRAM PRODUCTION NOTES M1130 Database History #8835 BOLT MODEL(S):- AP2020 VX1200CE BC550C 1. MOUNTING DETAILS FOR 5W ADD #8629 SPACERS ONLY ON 5. MOUNTING HARDWARE FOR TO3 OUTPUTS AS35 BC560C DATE VER# DESCRIPTION OF CHANGE 5 WATT RESISTORS R46 AND R69. TO-3 TRANSISTOR DEC/97 1.00...
  • Page 9 MJF6388 NORTH AMERICAN POWER SUPPLY 1/2W 1/4W Thermal Breaker DPDT Switch WHITE GREY 1/4W U1:E CH1198 YELL BLACK 4N7 250V 1/4W ORANGE GREY 1/2W 1/4W MJF6668 4.5 AMPS BRN/BLK CH1198E GREY J2:A J1:A FUNCTION FUNCTION SPEAKON 4C H SPEAKON 4C H 6956 6956 BROWN...
  • Page 10 .005" BlankSize - 15300x10000 ETCH .008" .012" GUIDE .020" 6956 6956 SPEAKON 4C H SPEAKON 4C H AMP A MBS4992 AMP B STM-BTB-600BRG STM-BTB-600BRG MBS4992 AMP B MJF6388 MJF6668 MJF6388 M1131V610 6815 6814 6815 AP2020 100N 100R 4148 470R 470R 100N 5617 4148...
  • Page 11 SEE LAYOUT DIAGRAM M1131 PRODUCTION NOTES: FOR Q3,Q4,Q5 M106 HEATSPREADER DO NOT CUT CENTER LEAD OF THE TRIACS #8861 4-40 SCREWS - 3 PLACES BEND THE LEAD (UNCUT) ALONG THE TRACE #8793 4-40 HEX NUT AND SOLDER - 3 PLACES SEE DETAIL 'A' BEFORE MOUNTING L BRACKET FOR C1 USE 22N FOR NORTH AMERICAN #6815...
  • Page 12 SEE M1131 PRODUCTION NOTES M1131 Database History MODEL(S):- AP2020 DATE VER# DESCRIPTION OF CHANGE MAY/12/98 2.00 PC#5654 ZD1 4V7 -> 6V2. SHEAR HOLES MOVED TO CLEAR HEATSPREADER. 1 EYLET TO TAB AUG/24/99 3.00 PC#5943, PC#6064, PARTS MOVED FOR CLEARANCE IN AUTO-INS.
  • Page 13 1N750ARL 100N 100N BC560C (VCC) (VCC) LM13600N LM13600N U3:D U4:C 100V 6745 6745 5102 Dual VCA Dual VCA TO92 {Function} {Function} 100N 100N 100V 100V BC560C 1/4W 1/4W 5102 4148 MINI MINI TO92 MPSA13 1/4W 220N 5105 100K MINI TO92 1/4W MINI FLMP...
  • Page 14 TO POWER TO BOTTOM M1132-AP2020 X8014 7V00 TO TOP AMP M1132B-VX1200 M1154-V22 220P BC560C 220P 100K 470R 470R 4148 220P 4148 470K 5906 5906 BC550C R-CLIP PROTECT 4148 GAIN GAIN MPSA13 470K L-CLIP 5906 5908 470N POWER 620R BC560C 5908 L_ACTIVITY 620R 100N...
  • Page 15 SEE LAYOUT DIAGRAM SEE LAYOUT DIAGRAM M1132 AP2020 PRODUCTION NOTES PRODUCTION NOTES M1132B VX1200 3511 3511 8870 8870 WASHER WASHER SCREW SCREW SPACER SPACER PT#3739 PT#3739 3. ADD A STICKER OVER THE LEGEND 3. ADD A STICKER OVER THE LEGEND "M1132B"...

  • Page 16: Pin Configuration

    SEE LAYOUT DIAGRAM SEE LAYOUT DIAGRAM X8014-M1132-M1154 Database History X8014-M1132-M1154 Database History X8014-M1132-M1154 PENDING CHANGES X8014-M1132-M1154 PENDING CHANGES MODEL(S):- MODEL(S):- MODEL(S):- MODEL(S):- AP2020-VX1200-V22 AP2020-VX1200-V22 AP2020-VX1200-V22 AP2020-VX1200-V22 DATE DATE VER# DESCRIPTION OF CHANGE VER# DESCRIPTION OF CHANGE PENDING CHANGE PENDING CHANGE DEC/09/98 DEC/09/98 2.00...
  • Page 17 AP2020 \ VX1200 Power Amplifier AP2020 \ VX1200 Power Amplifier ( Dec 6 2001 ) Visual Inspection and Test Setup (See Appendix A) Line Current The amp draws less than 1.0 ampere while idling. Bias Measure 3 mVdc between testpoints TP9 and TP10 (R83 and R85). The acceptable range for bias is 1 to 5 mVdc.
  • Page 18 Activity Leds, Clip Level, Clip LED Level: Load OUT. Limiter OUT. Measure the output voltages for the following events, Event NO LOAD 4 Ohm Load Activity Leds ON 2.0 +/- 0.3 Vrms 2.0 +/- 0.3 Vrms Clip Leds ON 66 +/- 5 Vrms 45 +/- 5 Vrms No Load Clipping 64 +/- 5 Vrms 42 +/- 5 Vrms...

  • Page 19: Visual Inspection

    APPENDIX A Initial Test Setup: AP2020 ChA \ ChB Gain pots max clockwise. FILTER switch out (Flat). Limiter Defeat Switch In (Limiter Disabled) Mono/Stereo switch (Stereo Mode). GND LIFT switch out. Impedance Switch to 4 ohm Cover the AP2020 with a lid to ensure proper cooling. Visual Inspection: Make sure power supply wires are not blocking air flow from fan and they pass over the fan as per the model.
  • Page 20 FOR 230V E Y 4 E Y 5 G ND US E ME T AL S P AC E R G R N/C HAS S IS 3 3 0 0 U E Y 7 6 3 V E Y 8 E Y 6 3 3 0 0 U 3 3 0 0 U...
  • Page 21 FOR 245V CE G ND E Y 4 E Y 5 US E ME T AL S P AC E R G R N/C HAS S IS 3 3 0 0 U E Y 7 6 3 V E Y 8 E Y 6 3 3 0 0 U 3 3 0 0 U...

This manual is also suitable for:

Ap2020 professional seriesYs2020