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YORKVILLE TRAYNOR YCS50 Service Manual
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YORKVILLE TRAYNOR YCS50 Service Manual

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SERVICE MANUAL

MODEL TYPE: YS 1064
TRAYNOR YCS50
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-YCS50-00-1v0 • Apr 22/2008

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Summary of Contents for YORKVILLE TRAYNOR YCS50

  • Page 1: Service Manual

    SERVICE MANUAL MODEL TYPE: YS 1064 TRAYNOR YCS50 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...

  • Page 2: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS This lightning flash with arrowhead symbol, The exclamation point within an equilatereal within an equilateral triangle, is intended to alert triangle is intended to alert the user to the the user to the presence of uninsulated presence of important operating and “dangerous voltage”...
  • Page 3 YCS50 Parts List 4/22/2008 YS # Description Qty. YS # Description Qty. YS # Description Qty. 5906 RED 3MM LED 1V9 20MA.4SPCER T&R 3601 RING TERMINAL 16AWG WIRE & #8 SCREW 4851 1/4W 120K T&R RES 5907 YEL 3MM LED 1V9 20MA.4SPCER T&R 3682 250 MALE PCB TAB REEL 4790 2.0W 150K 5%10MM BODY...
  • Page 4 YCS50H MODEL TYPE: YS1064 MODEL TYPE: YS1067 Block Diagram for YCS50/50H/YCS90 YCS50H Tube Configuration 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 SPLITTER PREAMP 12AX7...
  • Page 5 Part# Description Labeled Components 8268 TRAYNOR LOGO PLASTIC NICKEL PLA CORNER,2 LEGS NOTCED BLACK POWD 8570 8451 10" STRAP HANDLE,BLACK METAL EN #4 X 1/4 PAN PH TYPE A ZINC / #10 WASHER 8770/8817 7081 12" 8R 60WPGM SPKR CELEST VI 3698 SPST ROKR SW QUIK 180"...
  • Page 6 3682 +PLATE V5:A R149 R136 2.0W 1/4W To_PreAmp 250V To_PowerSupply 820R EL34 R143 PENTODE W30:A 8 W29:A 9 249K W30:B 8 W29:B W30:C 8 W29:C R133 W29:D 9 W30:D 8 W29:E 9 W30:E 8 W29:F R134 W30:F 8 W29:G 3682 OutCT W30:G 8 W29:H 9...
  • Page 7 -PLATE BLU W12 OutCT R142 3984 2.0W R T V 820R R138 249K R144 249K R143 R257 220K Bias 4148 2N5401 R260 R149 3984 2.0W R T V ETCH GUIDE R136 820R R141 To_PreAmp 100R0 100R0 R140 3538 820R To_PowerSupply 3538 CLINCH ETCH...
  • Page 8 SEE LAYOUT DIAGRAM PRODUCTION NOTES M1292.PCB_DATABASE_HISTORY MODEL(S):- YCS50 Output DATE VER# DESCRIPTION OF CHANGE APPLY RTV TO C65 AND C67. 19-JUN-2007 1.00 FIRST DESIGN 11-FEB-2008 1.01 REVISION PER PC7456 14-APR-2008 1.02 CHANGED VALUE OF R49 TO 33K PER PC7535...
  • Page 9 Preamp Headers W20_:F 8 W20:F NET00142 NET00142 +200V Input Stage 113K INPUT_PL R7X1 3440 S8:C C21X W20_:A W25_ 100N 250V ALTERNATE EQ Shift INPUT_PL INPUT_PL INPUT INPUT CLN_GR W21_:C 8 STANDBY To_Input CLN_OUT_PL ALTERNATE EQ Shift EQ Shift ALTERNATE EQ Shift ALTERNATE To_Input 3700...
  • Page 10 +15V 100K 3700 K1:C 5908 1N5240BRL +15V 100N 10V0 BC550C 5101 TO92 1/4W 1/4W 1/4W 470K 470K 470K -15V 1/4W 100N FT.SWITCH 100R 4148 Gold Gold Gold 1/4W MPSA06 MPSA06 470K BC560C 4148 4148 4148 4148 1/4W BC550C LVGND 5103 5103 5102 TO92...
  • Page 11 220P 100V 1/4W 620R 1/4W MINI 100V 220P R122 4423 1/4W P18:A 1/4W 5B LIN FX Ret 2 -15V 4417 1/4W P12:A Send Level U3:B 1/4W 620R U3:A U3:C MINI 1/4W 4423 TL072 1/4W 1/4W EFF.RETURN P13:A EFF.SEND FX Ret 1 1/4W TL072 +15V...
  • Page 12 PCBM NOTES BOARD TO BE DRILLED 2 UP WITH A STEP AND REPEAT DISTANCE OF X 0.000 AND Y8.000 IN. ALL PANEL AND BOARD HOLES TO BE REPEATED BREAK IN TWO ALONG THE ZIPPER IN THE AREA INDICATED, BEFORE SCREENING AND ETCHING. 3490 ETCH ETCH...
  • Page 13 SEE LAYOUT DIAGRAM PRODUCTION NOTES M1294 YCS50 / 90 1. DO NOT STUFF the headphone circuit parts that have a large 'X' through them. The DNS parts also have X shown on the actual board on the silkscreen legend. 2. Lay C126 flat before RTVing. 3.
  • Page 14 SEE LAYOUT DIAGRAM M1294 Potlist MODEL(S):- YCS50/90 YCS50/90 PIN CONFIGURATION MODEL(S):- DATE VER# DESCRIPTION OF CHANGE FUNCTION PART# KNOB {NEW} 2007/02/08 1.00 PC#7287, replace input eyelets with RCA jacks #6541 TREBLE 4424 8431 PC#7298, Change R94 from 180k to 82k, #4837 and BASS 4425 8431...
  • Page 15 16AWG 16AWG OUTX-F_CT SCREEN SPLITTER R221 10K0 R178 R203 C86 and C87 Values 2.0W 1.0W 1.0W 1.0W +225V {Description} R205 10K0 HER508 HI V PCB# Value Part# HER508 Choke 3682 Choke 3682 COIL R171 M1295 470U 470U 5857 5857 150K R212 R219 C100...
  • Page 16 M1353 V3.00 YCS50/50H 100R 100R 470U R184 1.0W 1.0W 1000U R T V R185 8799 5618 100U 5635 3538 .4"Fins 5635 3692 4007 8799 R T V 3692 4007 To_PowerAmp 8799 R182 100U M1295 YCS90 HI V 16AWG 5635 M1353 YCS50/50H HER508 M1357...
  • Page 17 SEE LAYOUT DIAGRAM X8001.PCB_DATABASE_HISTORY PRODUCTION NOTES MODEL(S):- YCS50, 50H, 90, 30 DATE VER# DESCRIPTION OF CHANGE Feb 26, 2007 1.00p2 2nd Proto Mar 20, 2007 1.00p3 Moved R171 0.05in away from tab W11. Rotate C8 to allow eyelet insertion. 2007/06/19 Added ClinchRepeats field 2007/08/29 2.00...
  • Page 18 5B LIN 4417 Send Level 3424 DPDT SLID 4ohm/8ohm OD GAIN BOOST LEVEL OD VOLUME TREBLE BASS REVERB1 FX Ret 1 500K 500K 500K 100K 500K BOOST Modern Scoop 4425 4425 4425 4424 4423 4425 4423 4423 Alternate Alternate Alternate MASTER VOLUME Presence Resonance...
  • Page 19 M1353 V3.00 YCS50 100R 100R 470U R184 1.0W 1.0W 1000U R T V R185 8799 5618 100U 5635 3538 .4"Fins 5635 3692 4007 8799 R T V 3692 4007 To_PowerAmp R182 100U M1295 YCS90 HI V 16AWG 5635 M1353 YCS50/50H HER508 M1357 YCS30...
  • Page 20 M1353 V3.00 YCS50 100R 100R 470U R184 1.0W 1.0W 1000U R T V R185 8799 5618 100U 5635 3538 .4"Fins 5635 3692 4007 8799 R T V 3692 4007 To_PowerAmp R182 100U M1295 YCS90 HI V 16AWG 5635 M1353 YCS50/50H HER508 M1357 YCS30...