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YORKVILLE YCV40/T Service Manual
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YORKVILLE YCV40/T Service Manual

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SERVICE MANUAL
YCV40/T
TYPE YS1003
WEB ACCESS: http://www.yorkville.com
WORLD HEADQUARTERS
CANADA
U.S.A.
Yorkville Sound
Yorkville Sound Inc.
550 Granite Court
4625 Witmer Industrial Estate
Pickering, Ontario
Niagara Falls, New York
L1W-3Y8 CANADA
14305 USA
Voice: (905) 837-8481
Voice: (716) 297-2920
Fax: (905) 837-8746
Fax: (716) 297-3689
Quality and Innovation Since 1963
Printed in Canada
Manual-Service-ycv40-ycv40t-00-3v0 • Nov 11, 2015

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Summary of Contents for YORKVILLE YCV40/T

  • Page 1 SERVICE MANUAL YCV40/T TYPE YS1003 WEB ACCESS: http://www.yorkville.com WORLD HEADQUARTERS CANADA U.S.A. Yorkville Sound Yorkville Sound Inc. 550 Granite Court 4625 Witmer Industrial Estate Pickering, Ontario Niagara Falls, New York L1W-3Y8 CANADA 14305 USA Voice: (905) 837-8481 Voice: (716) 297-2920...

  • Page 2: Important Safety Instructions

    IM PORTA N T S A F E T Y IN ST RUC TI ON S This lightning flash with arrowhead symbol, within The exclamation point within an equilatereal triangle is intended to alert the an equilateral triangle, is intended to alert the user to the presence of user to the presence of important operating and maintenance (servicing) uninsulated “dangerous voltage”...
  • Page 3 EFX / Line Footswitch Power DISCONNECT POWER RECHANGE DE MEME TYPE ET CALIBRE DESIGNED & MANUFACTURED BY BEFORE SERVICING! THIS UNIT MUST BE GROUNDED! YORKVILLE SOUND • Toronto, CANADA DEBRANCHER L’APPEREIL AVANT CET APPAREIL DOIT ETRE MIS Á TERRE! D’ENLEVER LES COUVERCLES!
  • Page 4 / BOOST TRAYNOR YCV40 Peter Traynor CAUTION: REPLACE WITH SAME TYPE FUSE AND RATING EXTENSION ATTENTION: UTILISER UN FUSIBLE DE EFX / LINE FOOTSWITCH SPEAKER POWER RECHANGE DE MEME TYPE ET CALIBRE DESIGNED & MANUFACTURED BY YORKVILLE SOUND • Toronto, CANADA...
  • Page 5 YCV40 Parts List 11/6/2015 YS No. Description Qty. YS No. Description Qty. 5203 _47P 100V 2%CAP T&R RAD CER.2NPO 3522 DPDT MINI PC VERT SNP ALT 5196 150P 100V 2%CAP T&R RAD CER.2NPO 3733 8 PIN PC MOUNT TUBE SOCKET 5197 220P 100V 2%CAP T&R RAD CER.2NPO 2280...
  • Page 6 YCV40T Parts List 11/6/2015 YS No. Description Qty. YS No. Description Qty. 5203 _47P 100V 2%CAP T&R RAD CER.2NPO 3602 RING TERMINAL 18AWG WIRE & #8 SCREW 5196 150P 100V 2%CAP T&R RAD CER.2NPO 2280 1/4" MALE PHONO PLUG (MONO) 5197 220P 100V 2%CAP T&R RAD CER.2NPO 8522...
  • Page 7 M613 Parts Reference List 11/11/2015 YS # Description YS # Description YS # Description YS # Description 5254 1U 63V 20%CAP T&R 4X7MM .2inEL 6438 1N4007 1000V 1A0 DIODE T&R 4838 1/4W 100K T&R RES 3522 DPDT MINI PC VERT SNP ALT 5631 22U 50V 20%CAP T&R 5X7MM .2inEL 6438 1N4007 1000V 1A0 DIODE T&R...
  • Page 8 MODEL TYPE: YS1003 Block Diagram for YCV40 & YCV40T SPLITTER PREAMP D E S I G N E D A N D M A N U F A C T U R E D B Y Y O R K V I L L E S O U N D 12AX7 12AX7 12AX7...
  • Page 9 REVERB CABLE AND UNIT PUSH BUTTON CAPS 22/23 TUBES WINE RED VERSION SPEAKER *NOTE: Replacement grilles are 'Special-Order' and are only available while the model is in production. ‡ Grilles & Support replacements are for CURRENT models only. Parts-Serv-YCV40-1v3.xls ftp.yorkville.com Speaker Enclosure...
  • Page 10 3886 & 3890 36" PREFAB. CABLE (RED/BLACK) 7025A 7025B 12AX7 DUAL TRIODE PREAMP TUBE 6L6B 6L6GB OUTPUT POWER TUBE REVERB CABLE 20/21 TUBES *NOTE: Replacement grilles are 'Special-Order' and are only available while the model is in production. Parts-Serv-YCV40t-1v10.xls ftp.yorkville.com Speaker Enclosure...
  • Page 11 3700 .2in TO W25 1/4W 100V 470K K2:B 1/4W 1/4W 100K 470K .2in 100N 250V 400V R112 RAD CER.2in PRE-AMP 1/4W 470P 100V 100K V1:A 4424 1/4W RAD CER.2in 2X_TRIODE_HCT P8:A 220P 100V TO W3 TO W2 TREBLE {Body} 1/4W 1/4W RING 400V...
  • Page 12 470N 220P 100V .2in RAD CER.2in 100V 470P 1/4W RAD CER.2in 100K 1/4W 1/4W R109 620R 1/4W NE5532N 1/4W R107 1/4W 620R NE5532N U2:A Gold Gold Gold 1/4W PRE-AMP-OUT U1:A PWR-AMP-IN R108 100N U2:B 100U U2:C 400V 100N 100V 1/4W .2in .2in RAD CER.2in...
  • Page 13 These parts are X581 stuffed ONLY on 1/4W X581_ 220K MINI M581 (YCV40) These parts are .2in X613 400V stuffed ONLY on X613_ 1/4W 1/4W 1/4W M613 (YCV50BLUE) 220R 470K 270K 3392 2X_TRIODE_HCT SPLITTER OUTPUT 1324M OUTPUT V3:A V4:A .2in 1.0W 3392 OUTPUT...
  • Page 14 3700 K1:C LINE_IN MPSA06 .2in 100N Gold Gold Gold 5103 MPSA06 TO92 R111 1/4W BC550C 5103 TO92 1/4W Alternate 5101 Alternate TO92 BIAS 75mV ACROSS R91 AND ACROSS R92 4007 1/4W 250V 100N Bias Alternate Alternate 4520 3700 K2:C 3392 3392 LINE 3392...
  • Page 15 X8004 Version History M581 PCB HISTORY MODEL(S):- MODEL(S):- YCV40/YCV50BLUE YCV40 DATE VER# DESCRIPTION OF CHANGE DATE VER# DESCRIPTION OF CHANGE 23-APR-2008 14.00 Released for Production NOV/02/00 1.00 FIRST PRODUCTION PC7625,M581 R78 27K>18K#4831.M613 R78 18K>15K#4830 NOV/08/00 PC#6305 R63 2K2->3K3 R40 24K->27K PC7649, CHANGE P12 22K #4517 TO 10K #4520 DEC/14/00 2.00...
  • Page 16 Into Wave YCV40 M581 BlankSize - 18600x12800 StepAndRepeat - X1@0.000Y2@6.400 YCV40 M581 X581_ 5908 100R0 5907 5906 CHNL2 YCV50BLUE M613 CHNL1 100U BOOST 1 /5 4148 3700 100U CLEAN VOLUME TREBLE 500K 500K 100K 500K 500K 100K 500K 100K 6399 RELAY 2C RELAY 2C 1.0W...
  • Page 17 SEE LAYOUT DIAGRAM YCV40 M581 X8004 Version History X8004 DRILL HISTORY MODEL(S):- MODEL(S):- YCV40/YCV50BLUE YCV40/YCV50BLUE DATE VER# DESCRIPTION OF CHANGE DATE VER# DESCRIPTION OF CHANGE 23-APR-2008 14.00 Released for Production PC7625,M581 R78 27K>18K#4831.M613 R78 18K>15K#4830 PC7649, CHANGE P12 22K #4517 TO 10K #4520 17-OCT-2014 V15 Double sided.
  • Page 18 SEE LAYOUT DOCUMENTATION PRODUCTION NOTES 6. BEND C69 OVER Q7 AS FAR AS POSSIBLE BEFORE 1. RTV MUST BE ADDED TO THE FOLLOWING CAPS ADDING RTV C1,C16,C19,C17,C70 BETWEEN C84,C28,C60,C15 7. PCBSA: BREAK OUT BOARD BEFORE TESTING BETWEEN C49,C50, ADDED TO C15,C7,C8,C3,C9 C56,C14,C6,C10,C4,C2 AND C12 2.
  • Page 19 ALUMINUM 2MM WITH_90DEG_BEND_UP_1.25" ALIGNMENT HOLE ALIGNMENT ADD 150K / 2watt resistor HOLE IRF830 7824 change to 1Kohm FUNCTION 24V_REG 100U change to 2.7ohms change to MPSA13 and be certain to re-orient the device as shown in purple remove R103 and replace with a 51v zener and a 390k resistor with R103 polarity as shown in purple.
  • Page 20 YCV40 m581 Service Update for V11.00 boards April 2005 boards have been reworked as described in this document. To address PC#6866 a 22AWG wire, part # 3947 jumper, needs to be soldered from P11 to S3 on the bottom side of the board as shown:...
  • Page 22 Standby Switch Fix...
  • Page 25 R E D ME T A L _ B A C K T O E Y E 9 W C 1 1 GR AY G R A Y R E D WC 8 + 2 4 V B R O W N B R O W N S UPPLY E Y 9...
  • Page 26 R E D M E T A L _ B A C K T O E Y E 9 W C 1 1 GR AY G R A Y R E D WC 8 + 2 4 V B R O W N B R O W N S UPPLY T O E Y 4...