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SERVICE MANUAL

MODEL TYPE: YS1095
Traynor YGL2
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-YGL2-00-1v2 • November 9, 2015

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Summary of Contents for YORKVILLE Traynor ygl2 YS1095

  • Page 1: Service Manual

    SERVICE MANUAL MODEL TYPE: YS1095 Traynor YGL2 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 USA/BRIT BRIGHT CH 1/2 VINT./MOD. TRAYNOR YGL 2 MODEL TYPE: YS1095 A-Z1417R / 2v0 DESIGNED & MANUFACTURED BY SPLITTER PREAMP YORKVILLE SOUND • TORONTO, CANADA 12AX7 12AX7 12AX7 PARALLEL CAUTION: REPLACEWITH SAME TYPE FUSE AND RATING POWER POWER POWER POWER...
  • Page 4 YGL2 Parts List 11/9/2015 YS No. Description Qty. YS No. Description Qty. 5199 100P 100V 2%CAP T&R RAD CER.2NPO SC-2COMBOBULK 20"16AWG DLX SPK CABLE NO PACKAGE 5211 330P 100V 5%CAP T&R RAD CER.2NPO 8387 PS NEO SC41 1/16" X 0.5" X 100' ROL 5820 470P 200V 5%CAP T&R BEAD 10019...
  • Page 5 M666 Parts Reference List 11/9/2015 YS # Description YS # Description YS # Description YS # Description 5260 _22U 50V 20%CAP T&R RAD .2EL 6438 1N4007 1000V 1A0 DIODE T&R 4832 W250 22K T&R RES 2337 4 CIR XH-HEADER 0.098IN 5840 _22N 400V 10%CAP BLK RAD POLY FLM 6438...
  • Page 6: Specifications

    Specifications YGL2 Class 'A' Tube Guitar Amplifier Type Cabinet Impedance (ohms) Power @ min. impedance (Watts) Single Vintage 30 Speaker Configuration Input Channels 2, footswitchable inputs 1/4 inch phono controls Clean Gain, Overdrive Gain, Overdrive Volume, Bass, Mid, Treble, Master, Reverb USA/Brit, Bright, Channel Select, Vintage/Modern, Standby switches Main Tone Controls...
  • Page 7 TYPE: YS1095 Block Diagram for YGL 2 DESIGNED & MANUFACTURED BY YORKVILLE SOUND Clean Channel Volume V1:A V1:B Volume Pre-Amp Mono 1/4-inch Preamp BRIT V1:A V1:A BRIT V1:B 0 dB Input Bright O. D. Channel Reverb Defeat Gain Channel Select...
  • Page 8 YGL2 Quick Guide *NOT SHOWN PART# DESCRIPTION 3440 4PDT MINI VERT ALT SWITCH USA/Brit Switch 3450 1/4" JCK PCB MT ALL-GOLD SKT Foot Switch & Amp In Jacks 3522 DPDT MINI PC VERT SNP ALT Bright&Ch1/Ch2&Vint/Mod&Standby 3498 1/4" JCK PCB MT HORZ Amp Out &...
  • Page 9 RAD CER .2in W250 W250 W250 B+3_233VDC 470K +15V 10K0 100P 100V W250 W250 B+3_233VDC 3700 W250 TL072 620R 400V 100K 3700 6882 113K RAD .2in TL072 470P 3440 3440 TREBLE 6882 200V RELAY 2C 4424 113K BEAD RAD .2in 220K 1/4in JCK 3700...
  • Page 10: Power Amp

    W18_ -15V +15V +15V -15V W18_A W18A W18_B W18B W18_C +15V W18C W18_D W18D 1W00 W500 220K Mini STANDBY 6399 W18G W18_G RED_313VDC SCREEN_312VDC W18H W18_H STANDBY OPERATE 6398 SPLITTER 3522 3522 R103 10K0 400V 113K RAD POLY EL84 RAD .2in EL84 1/4in JCK 3498...
  • Page 11: Power Supply

    XF Secondary RED_313VDC SCREEN_312VDC SPLITTER_267VDC 5W00 5W00 1W00 B+2_234VDC 100R 10K0 B+1_266VDC B+3_233VDC 4007 IEC_RECT W500 W500 W500 W19A W19D W19G 4007 NA T2A W19B W19E W19H CE T0.8A 350V 350V 350V 350V 350V 350V 350V 350V 350V 350V 350V 4007 W19C W19F...
  • Page 12 DESIGN HISTORY AND INFORMATION CHANGE HISTORY POTENTIOMETERS AND KNOBS POTENTIOMETERS AND KNOBS DATE VER# DESCRIPTION OF CHANGE FUNCTION POT# STYLE KNOB# 27-MAY-2011 Release GAIN 4425 8430 08-MAY-2012 8391 PC8391: added note for Japanese version. ML CLEAN VOLUME 4425 8430 05-MAR-2013 Added voltages on schematic and pots list.
  • Page 13 3498 3498 3450 3498 3450 4151 BTDR-1HM 4083 6738 6435 SPK OUT SPK OUT AMP OUT AMP IN 100N 100N 4162 100N R112 R111 3732 3732 3732 3732 330N 220R 220R 220R 330N 2337 220R 330N 100R R109 4146 100R 100P R110 5630...
  • Page 14 PCB ASSEMBLY DOCUMENTATION SPECIAL PRODUCTION NOTES SPECIAL PRODUCTION NOTES PCB HARDWARE 1. FOR YGL2J (JAPANESE MODEL) REPLACE U5 WITH 6747 AND U6 WITH 6746. 2. PCBSA: Break out board before testing. 2335 2335 2335 2335 3. Add RTV to all electrolitic caps. 7 x #2335 2335 2335...
  • Page 15 DESIGN HISTORY AND INFORMATION CHANGE HISTORY POTENTIOMETERS AND KNOBS POTENTIOMETERS AND KNOBS DATE VER# DESCRIPTION OF CHANGE FUNCTION POT# STYLE KNOB# 27-MAY-2011 Release GAIN 4425 8430 08-MAY-2012 8391 PC8391: added note for Japanese version. ML CLEAN VOLUME 4425 8430 05-MAR-2013 Added voltages on schematic and pots list.

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