SERVICE MANUAL TRAYNOR YCS50H
Contents
1.2. iim IGND 15V 15 LVGND LVGND To Input ed jJ INPUT_PL 2 INPUT PL R169 e 25 GND INPUT PL 4 1 4W NET356 a 3 4 CLN_GR W18 C 8 STANDBY 100K 4 4 GND C32 1 19 A NC E NC TE Bs N 5 CLN_OUT PL TOON 250V 8 Wis ALTERNATE EQ ShiftEQ Shift ALTERNATE 2 EQ Shift EQ Shift gt ALTERNATE E 7 L OUT 6 hat X 2 00 COM z 10 COM Giezs810 C 10 0 e 6H 142 Pes W29 5 3440 53440 3440 5 7 GR Val Xa R137 NoD a NO a 8 GND W14 STANDBY lt lt 2 L 5 GND 19 Sone _W3 14 2X TRIODE HCT 2 2 21 W14 LOW W29E 3 2 R198 100 1 GND 3 R170 5 EN K3 1 2500 5 C98 e 2 OUT PL wis
3. 3696 15V ae gus R130 US xw Emas T K2 B GEN CE 157 8 FE M 1 s 2 3v 5500 e B 53 016 RIZ 9101 Ria R135 R147 m m a im C85 T 5673 TAW 55707 120 FT SWITCH a 4148 TK 121 1008 516 47R LINET D 4 AW lt i MPSA06 AMPSAO6 Tacse0c Tui ae AW BC550C Q9 4148 4148 4148 41487 1K i 5102 VEL a ONC NT 5101 VM 092 5907 CH SELECT 2 re C100 Too 884 5 883 COM OV 10K 5 3522 15 15V kasi TA TA 15V LVGND lt 4 zy 19 I L PE D7 4148 gans RVB EFX DFT J9 5 3700 ILVGND Ao B pon 15V 15V BC560C 4148 22K M1293 POTLIST 010
4. 16AWG 16AWG OUTX F_CT 1 SCREEN SPLITTER Wi w3 I I R221 10K0 R178 R203 yp 2 0W LOW 10W T C86 and C87 Values Description wig T md m 4 225V 5 PCB Value Parti 3682 COIL Chokel 3682 1004 Pd 11285 470 5987 C86 Er 4 pau R212 20 R219 C100 Cil 7 mm To un Sov Shom 470K 470K 4504 015 GND HER508 R220 016 FIL 470K 5 HER508 Eu m See ae ONG 3682 D 3682710 3682 10 r GND D9 MC7815CT 00000 Post5Reg LP PS 4007 a 15 3682rHV 10000 3692 6872 1000 3 4 2 prt 0220 c82 2 4007 5v i iav 4 I 4 4 wen Gavi 011 EM 11000 C85 4007 m 012 Description 4 Neg 5Regyr 1327 4007 jm MC ELS 7 ES ET 3682 A s 3682 PRI Mu 22 wei vs BLU Wo BLK E N7 GRN lesov 220 250v 220 Dig 18181 1 699 7 4 14 La
5. C46 RE 220P 100V R58 C50 TAW 550 07 100V 220P R116 H R42 1 4W 16V 10K 1 4W 4 7 1 5B LIN 5 15V 24K GND 4417 gU 1612 10K Shortbridge between TA 49 T 4W PLA d R55 R53 IG and GND M Send 1 4W C44 Sson 220 50V R54 on P1 m MINI 50V 22U 17477 15 2 as per PC7865 5 c42 R112 4423 2 10K TAN C73 TAW EFF RETURN AK7 16V 330 Pg A R52 SEND J13 sov 220 FX Ret 1 M p Law GND a 16 10K m 220P to0v 6 R65 R62 GND C37 100K 20K 2N5638 2N5638 2N5638 2N5638 15A Q19 Q15 Q21 47 1 013 TAN Bx cipi 4423 5119 5119 5119 5119 R44 Is 15K 16V 33U 18 TO92 TO92 TO92 TOS 2 Ber I RevRet REVERB2 M T 612 pie 017 220K MPSA06 dg m 4148 4148 4148 4148 4148 100N 63V 20K F 50v 220 A0 11 5103 R27 Gig 15 C40 J4 Pe R77 C7 4423 Re NET D R59 R11 gg 6541 2 E 7417 1871 537 pg 5 Va AR Revsend 22 C1 R7 is M 10K e 016 oov IAW TAN AMP IN TOON 63V 5 R13 2K2 zm m J10 R T 50V 220 1 4W 1 AW e 7 R3 C4 C27 TOKO 470R TAW 06 MAI TLO72 95 63V 202 100 100 END 4 Gor Goi 6 19 6 9 6541 GND 560R 9 lt 100K 3478 1 4 MPS
6. MODEL 51064 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 905 837 8746 716 297 3689 Yorkville Quality and Innovation Since 1963 Printed in Canada Manual Service YCS50H 00 1v3 pdf 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 C AUTIO VIS 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 RISK OF ELECTRIC SHOCK the literature accompanying the appliance magnitude to constitute a risk of electric shock to persons DO NOT OPEN Le point d exclamation l int rieur d un triangle quilat ral Ce symbole d clair avec t te de fl che dans un triangle RISQUE oor QUE 5 est pr vu pour alerter l utilisateur de la pr sence e quilat ral est pr vu pour alerter l utilisateur de la pr sence d un voltage dangereux non isol proximit de l enceinte du produit qui pourrait tre d ampleur suffisante pour pr senter un
7. 8 1 B 2 R157 EX Ret 2 100K R132 BC 16 qi7 010 10 07 51 62 2328 YCS50H Preamp R165 EQ Shift m 2 65 BRIGHT MPSA06 StepAndRepeat X1 0 000Y1 0 000 ClinchRepeats X1 0 000Y1 0 000 BlankSize 19000x8000 Top AssyM1293 v4 00 Pcb MechM1293 v4 00 4 SEE LAYOUT DOCUMENTATION 4 SEE LAYOUT DIAGRAM 4 M1293 PRODUCTION NOTES 1 DO NOT AUTO INSERT OR HAND INSERT COMPONENTS MARKED WITH X 4 SEE LAYOUT DIAGRAM gt M1293 PCB DATABASE HISTORY MODEL S YCS50H MODEL S YCS50H EIDE DESCHAI TION OF CHANGE RER PARTA EASED R PRODUCTI SEND LEVEL 2008 04 30 PC 7535 amp flipped standby switch 23 SEP 2009 PC7865 changes according to PC 8037 CHANGED TO NYLON STANDOFF NUT CHANGER TO XH STYLE CONNECTORS 1 2 3 4 5 6 7 8 9 1 1 1 1 lt lt lt lt lt lt lt lt 2 5401 2 5551 MPSA06 MPSA13 MPSA BC550C J109 MPSA56 MPSA63 BC560C 2N5638 9 6 1 EBC CBE DSG TO 92 TO 92 TO 92 6882_PC 12AX7A STYLE_P32 STYLE P28
8. DATE DESCRIPTION OF CHANGE i O OO N 19 JUN 2007 11 FEB 2008 14 APR 2008 19 JAN 2010 14 MAY 2010 UOOCUOOUUUU FIRST DESIGN REVISION PER PC7456 CHANGE VALUE OF R49 TO 33K PER PC7535 PC7931 Add another clinch origin for upper boards PC8102 Add clearance for lower half panel GG 22222222 _ To PowerSupply 1 RAW 3682 FIL GRN 10 5 PENTODE GaN Voltage Voltage SA CS50 Output Ly 1292 Sheet 1 of 1 Power Amp Date Fri May 14 2010 Rev V03 Filename M1292VO3sch sch2002 J SCORE PLATE W14 Y ELM 7 uu a BRN BLU OutCT gt E 8208 X Y x 9 4 1249 F R144 S nus es pU ari d e e R257 T LC X N gt lt o R149 x tg EN s m YS tc Fils 2 29 lt a j gt z R136 o ES TE _ SCORE lt 7 SEE LAYOUT DOCUMENTATION b 4 SEE LAYOUT DIAGRAM M1292 PRODUCTION NOTES MOD YCS50 Output DATE Ve DESCRIPTION OF CHANGE 1 APPLY RTV TO C65 AND C67 2008 j 09 REVISION 7456 2 BREAK ALONG THE LINE SPECIFIED ON THE BOARD BEFORE CLIN
9. f CLN BOOST 1 LL C86 4 4 LvGND 400V LI 5 5 xn wi4 8 SPLITTER lt 10 4 20K 6 4 W14 PERD lt E SK E C99 i 7 99 wia H 8 NGRID lt IN 400V a 8 ros R164 1 4 8 MINI C106 z 4 z C108 HON 356 1N 400 R162 EOE Me T TAW R147 END 150K GND di e a c OUT PL 100 BRIGHT gt Alternate mv 5 jw GR 250V 8 19 5 N2 2 2 TLO72 CLN OUT PL B 00V 1 R146 5 gt TAW W29 E 3 R159 R142 3 120K 2X TRIODE HCT 1 4W 1 4W U7 A 7 799K 799K 15 1 4425 e C89 15v 100V R21 R144 Em T V1 C Mis 45 e 1 BOOST LEVEL M P14 A VAN 1 4W 2X TRIODE HCT E M CL VOLUME 1M 2X TRIODE HCT E E32 hks c10 Voltage R167 220 eB E 4 Z R127 gt W19 D 8 Gi 100 8138 FIL 4 29 D T E R158 CERT T ave 1 4W R152 GND 47K C81 cs 62K 3696 2N2 400 TN IN109 R154 7 T i lt 71 OD OUT PL OD Stage W32 1 TN 400V Zu OD OUT PL K2 A prop 225V K3 B xx ots 50V T R105 R126 1 4 00 OUT PL 56K R102 220K C34 P C68 00N 250v 38 C63 5 220P 1007 100N 63V z R104 4 888 C58 R109 NO 120K 3 t ton Hav H 500K E V2 B R39 200 BC
10. T amp R RAD 2FLM 4709 5 0W 22R 5 BLK RES 1 2 PLASTIC HEX SPACER 6 2N2 400V 5 T amp R RAD 2FLM 4816 1 4W 5 T amp R RES 3 8 1D FLAT WASHER __3N3 100V 5 T amp R RAD 2FLM 4817 1 4W 478 5 T amp R RES 3 8 INT TOOTH LOCKWASHE ZINC 50V 10 T amp R BEAD NPO 2019 1 8 10080 1 FLAME PROOF T amp R RES 3 4 OD X 3 8 ID X 080 THICK WASHER 680P 100V 5 T amp R RAD CER 2NPO 4735 1 0W 100R 5 T amp R RES 10 FLAT WASHER FOR 3 16 BOLT _10N 100V 10 RAD 2FLM 4852 1 4 1008 5 T amp R RES 4PDT MINI VERT ALT SWITCH __4N7 250V 5 CAP T amp R RAD 2FLM 4857 1 4W 2208 5 T amp R RES DPDT SLID SW PCMT H GOLD CONTACTS _33N 100V 10 T amp R RAD 2FLM 4821 1 4W 4708 5 T amp R RES DPDT MINI PC VERT SNP ALT _39N 100V 10 T amp R RAD 2FLM 4871 1 4 560R 5 T amp R RES DPST TOGGLE SW QUICK 250 4 TERM _47N 100V 10 CAP T amp R RAD 2FLM 5019 1 4W 6208 5 T amp R RES DPDT TOGGLE SW QUICK 250 6 TERM 6N8 100V 5 T amp R RAD 2FLM 4822 1 4W 8208 5 T amp R RES SPST ROKR SW QUIK 180 AC PWR BL BL _10N 250V 20 CAP BLK RAD POLY FLM 4823 1 4W 1K 5 T amp R RES 250 MALE PCB TAB REEL _47N 250V 10 CAP RAD POLYFILM BULK 4913 1 0W 1K 5 T amp R RES SPRING RETAINER FOR OUTPUT TUBE __4N7 250V 20 CAP BLK Y 10MM AC 4585 1 4W 1 2 5 T amp R RES 9 PIN PC MOUNT TUBE SOCKET BE 100N 63V 5 T amp R RAD 2FLM 4824 1 4W 1K5 5 T amp R RES 8 PIN PC MOUNT TUBE SOCKET BE _68N 100V 5
11. T amp R RAD 2FLM 5005 2 0W 1 8 5 T amp R RES 12 7 DUAL TRIODE TUBE 150N 63V 10 T amp R RAD 2FLM 4631 1 2W 2K 5 T amp R RES EL34EH EL34 PENTODE OUTPUT TUBE 330N 63V 5 T amp R RAD 2FLM 4705 2 0N 2K2 5 BLK RES 1403 YCS100H TOROID COVER VR 122 X 65 100N 250V 10 CAP BLK RAD POLY FLM 4847 1 4W 2K2 5 T amp R RES CH1335M YCS50 50H OUTPUT XFMR 220N 250VDC 10 BLK RAD PLY FLM 6104 1 4W 2K2 5 T amp R RES CH1335U 100 240VAC 60 50HZ YCS50 50H 1U 63V 20 T amp R 4X7MM 2EL 4714 1 4W 2K21 1 T amp R RES 2337 4 CIR XH HEADER 0 098IN 202 63V 20 CAP T amp R RAD 2EL 4826 1 4 5 T amp R RES 2327 6 CIR XH HEADER 0 098IN 680N 250V 20 BLK X2 30MM AC 4850 1 4W 3K9 5 T amp R RES 2343 6 CIR XH HEADER RA 0 098IN 10U 16V 20 T amp R 5X7MM 2NP 4681 1 0W 4K7 5 T amp R RES 2328 8 XH HEADER 0 098IN 10U 160V 20 BLK 10X13MM EL 4827 1 4W 4K7 5 T amp R RES 2358 9 CIR XH HEADER 0 098 22U 50V 20 T amp R 6X7MM 2EL 4863 1 4W 8K2 5 T amp R RES 3043 PATCH 04 22AWG 08 0 FLAT 22U 350V 20 BLK 13X25 EL 4829 1 4W 10K 5 T amp R RES 3044 PATCH 06 22AWG 07 0 XH FLAT _10U 450V 20 CAP BLK EL 5031 1 0W 10 0 5 T amp R RES 3042 PATCH 08 22AWG 13 0 XH FLAT 33U 16V 20 T amp R RAD 2 6116 1 4W 10 0 1 MINIMF RES 3061 PATCH 09 22AWG 10 0 XH FLAT 1000 25V 20 T amp R RAD 2EL 4830 1 4W 15K 5 T amp R RES 4700 25V 20 B
12. ee h RE qud ce 22 221 e gt L GNU X8001 PCB DATABASE HISTORY FUSE DOTE Sean s Er MODEL S YCS50 50H 90 30 Fi DATE VER DESCRIPTION OF CHANGE iad amp 2 AMAR 2007 100 Moved R71 0 051 from tab W11 Rotate C8 t lover 05in away from tal Rotate C8 to C Header 3 allow eyelet insertion TEA 4 19 JUN 2007 Added ClinchRepeats field 5 29 AUG 2007 2 00 Renamed to X8001 Added jumpers for M1295 YCS90 6 M1353 YCS50 1357 530 Imported fixture nodes 7 Moved R171 0 05in more away from tab W11 Updated 8 pads on TO220 and Molex pins Corrected X2 span 9 14 SEP 2007 3 00 Move W11 040 and R171 to eliminate clearance errors 10 18 SEP 2007 Moved W15 0 05 away from 012 Made rtvhole clearance 10 i r pEC22008 400 EXTEND THE BOARD AND ADD 5 TABS 130 Noe Pes YCS50 90 Power Supply Power Supply X8001 Sheet 1 of 2 Date Fri Jan 23 2009 Rev V4 00 Yorkville Fitename X8001V400sch sch200 P LOC O C BREAK PANEL IN 2 ALONG THIS SCORE LINE BEFORE CLINCHING SCORE YC S50 50H StepAndRepeat X3 6 000Y2 5 500 C81 im A Fi A UY U x E E S A ClinchRepeats X3 6 000Y1 5 500 JCT bx REA 22 mg rae Hl BlankSize 18000x11000 See p 5635 1357 YCS30 EYELET LEGEN
13. ou en utilisant des cordons d j pr par s Cordon d Alimentation Ne pas enlever le dispositif de s curit sur la prise polaris e ou la prise avec tige de mise la masse du cordon d alimentation Une prise polaris e dispose de deux lames dont une plus large que l autre Une prise avec tige de mise la masse dispose de deux lames en plus d une troisi me tige qui connecte la masse La lame plus large ou la tige de mise la masse est pr vu pour votre s curit La prise murale est d su te si elle n est pas concue pour accepter ce type de prise avec dispositif de s curit Dans Ce Cas contactez un lectricien pour faire remplacer la prise murale Evitez le cordon d alimentation Prot gez le cordon d alimentation Assurez vous qu on ne marche pas dessus et qu on ne le pince pas en particulier aux prises N UTILISEZ PAS L APPAREIL si le cordon d alimentation est endommag Pour d brancher compl tement cet appareil de l alimentation CA principale d connectez le cordon d alimentation de la prise d alimentation murale Le cordon d alimentation du bloc d alimentation de l appareil doit demeurer pleinement fonctionnel D branchez cet appareil durant les orages ou si inutilis pendant de longues p riodes Service Consultez un technicien qualifi pour l entretien de votre appareil L entretien est n cessaire quand l appareil a t endommag de quelque fa on que se soit Par exemple sile cordon d
14. N Pre Amp Out l Pre Amp In pp Accutronics 000000 4EBC1B External Speaker Out Internal Speaker Out Presence Resonance YCS50H YCS50H Tube Configuration SPLITTER PREAMP 4 POWER 34 DISCONNECT POWER WHEN REPLACING TUBES D BRANCH L APPAREIL AVANT DE REMPLACER LES LAMPES YCS50 Tube Configuration SPLITTER r PREAMP POWER 5881 5881 V5 v4 YCS50 Speaker Configuration DISCONNECT POWER WHEN REPLACING TUBES D BRANCH L APPAREIL AVANT DE REMPLACER LES LAMPES 12 inch Speaker YS 7081 YCS90 Tube Configuration SPLITTER PREAMP i DISCONNECT POWER WHEN REPLACING TUBES D BRANCH L APPAREIL AVANT DE REMPLACER LES LAMPES m Power 3 4 5881 5881 5881 5881 w v6 V5 va YCS90 Speaker Configuration BLOCK DIAG ycs50 ycs90 00 1v2 ai SCREEN C65 67 EL34 PENTODE PENTODE EL34 4 H142 2 0W 9 V4 A 1K8 Val PLATE 3682 PLATE W13 R258 220K C77 R257 10UJ 160V Gi 00085 M1292 PCB DATABASE HISTORY MODEL S YCS50 Output
15. BOOST sv MODEL S YCS50H 5102 xv D21 BI 16 RED REF FUNCTION PART KNOB NEW UM 5906 BOOST 5 Le P1 SEND LEVEL 4417 8431 N 119 122 S2Az S 47K P2 OD GAIN 4425 8431 N 10K 3522 P3 BOOST LEVEL 4425 8431 N 8 P4 OD VOLUME 4425 8431 N CRM gt S q We MS qm 15 LVGND 4148 BC550 100K LE 5122 P7 BASS 4425 8431 N n R96 R76 s Tos P8 REVERB1 4423 8431 N 1 4W 174 P9 FX RET 1 4423 8431 N ss lem OK 4K7 3101 P10 PRESENCE 4423 8431 N 1092 11 RESONANCE 4425 8431 N e P12 MASTER VOLUME 4423 8431 N P13 CL GAIN 4425 8431 N P14 CL VOLUME 4425 8431 N P15 TREBLE 4424 8431 N P16 MID 4423 8431 N P17 BASS 4425 8431 N P18 REVERB2 4423 8431 N P19 FX RET 2 4423 8431 N R F P K N R F P K N R F P K N R F P K N R F P K N M1293 PCB DATABASE HISTORY 2N5401 MODEL S YCS50H 2N5551 DATE VER DESCRIPTION OF CHANGE MPSA06 1 11 APR 2008 1 00 RELEASED FOR PRODUCTION MPSA13 2 2008 04 30 2 00 PC 7535 flipped standby switch MPSA43 3 400 PCKS037 CHANGED TO NYLON STANDOFF NUT mpsa56 Cae J109 5 D CHANGED TO XH STYLE CONNECTORS MPSA63 BC560C 2 638 6 D V N 1 8 7 D 10 8 D 2 7 9 3 10 D V N 6 110 4 5 126 V UN DSG TO 92 TO 92 TO 92 6882 PC 12AX7A STYLE P32 STYLE P28 YOS50H Preamp Switching 129 Sheet 3of 3 Date Fri Mar 12 2010 4 00 F
16. alimentation ou la prise du cordon sont endommag s si il y a eu du liquide qui a t renvers l int rieur ou des objets sont tomb s dans l appareil si l appareil a t expos la pluie ou l humidit si il ne fonctionne pas normalement ou a t chapp safety 4v7 May 7 2008 Description RED 3MM LED 1V9 20MA 4SPCER T amp R YCS50H Parts List 5 4 2010 Description RCA SNGL PCB MT HORZ K901 Description YEL LED 1V9 20MA 4SPCER T amp R XLR MALE PCB MT HORZ MTHOLE V SNAP 1 4W 2M2 5 T amp R RES GRN 3MM LED 1V9 20 45 T amp R EYELET SMALL 0 089 OD PLATED 13 0 8C 22AWG RIBBON CABLE 156 JEWELED PILOT LAMP AMBER REG V1 T3 15A GDA BUSSMANN 5X20MM FUSE 6 0 9C 22AWG RIBBON CABLE 156 RED 5MMLED 1V5 20MA HIGH EFF TRAYNOR DUAL FOOTSWCH 10 CORD BULK RELAY 1C 02AMP DC24 006MA PC S YEL LED 1V5 20MA HIGH EFF 10 STRAP HANDLE BLACK METAL ENDCAP RELAY 2C 01AMP DC24 015MA PC S 1N4007 1000V 1A0 DIODE T amp R HEATSINK THERMALOY 6079 PB ACC 4EB3C1B LONG REVERB 1N4148 75V OA45DIODE T amp R RUBBER GROMMET 2183 034 BLK 4 X 5 16 PAN QUAD TYPE A JS500 BLK HER508 1000 DIODE ULTRAFAS IEC PWR SOC W 205TAB amp FUSE 10A250V 4 40 X 5 8 PAN PH MS JS500 1N5237B 8V2 OWS ZENER 5 T amp R NYLON SECUR A TACH MINI PLASTIC TIE 4 40 X 3 4 FLAT PHIL MS B O amp WAX 1N5242B 12V0 OWS ZENER5 T amp R 4 NYLON C
17. demeurer pleinement fonctionnel avec raccordement la masse Risque Ne pas placer cet appareil sur un chariot un support un tr pied ou une table instables L appareil pourrait tomber et blesser quelqu un ou subir des dommages importants Utiliser seulement un chariot un support un tr pied ou une table recommand s par le fabricant ou vendus avec le produit Suivre les instructions du fabricant pour installer l appareil et utiliser les accessoires recommand s par le fabricant Utilisez seulement les attachements accessoires indiqu s par le fabricant Note L utilisation prolong e des couteurs un volume lev peut avoir des cons quences n fastes sur la sant sur vos oreilles Il convient de ne pas placer sur l appareil de sources de flammes nues telles que des bougies allum es L appeil ne doit pas tre expos des gouttements d eau ou des claboussures et qu aucun objet rempli de liquide tel que des vases ne doit tre plac sur l appareil Assurez que lappareil est fourni de la propre ventilation Ne proc dez pas l installation pr s de source de chaleur tels que radiateurs registre de chaleur fours ou autres appareils incluant les amplificateurs qui produisent de la chaleur Les dispositifs marqu s d une symbole d clair sont des parties dangereuses au toucher et que les c blages ext rieurs connect s ces dispositifs de connection ext rieure doivent tre effectiv s par un op rateur form
18. positive red probe on TP1 Adjust the Bias Trim Pot until you measure 75mv DC between GND and TP1 Measure the bias between GND and TP2 It should also mea sure as 75mv DC For the YCS90 the measurements should read 75mV on Tp1 Tp2 and TP4 which signifies that all tubes are matched Power Mode Switch REAL Gear Voice 905 837 8481 Voice 116 291 2920 Paola Fax 905 837 8746 116 291 3689 www yorkville com Yorkville Sound Yorkville Sound Inc 550 Granite Court 4625 Witmer Industrial Estate H Pickering Ontario Niagara Falls New York Yorkvi le L1W 3Y8 CANADA 14305 USA Printed in Canada SERVICE BULLETIN Bias Adjust YCS 00 1v0 May 3 2010
19. 0 M1353 7 gt YCS50 50H 5635 M1357 YCS30 UE ND D19 C87 GRNW19 wee C113 C116 5266 6451 250 ANT 680N 250V 22N 28 Cy 112 6435 CE WIRING 240 VAC WHITE a FR YCS50H Eau Pos15R qr M1295 YCS90 M1353 7 gt YCS50 50H M1357 e UE ND D19 GRNW19 wee C113 C116 5266 6451 250V 680N 250V I 22N 25 FM C112 6435 JA WIRING 100 VAC S 4 T 3698 POWER 3698 CT Pos15R 1IMC7815 n V c8 GRNW19 wee C113 C116 5266 6451 250 AN7 680N 250V 22N gy bed 2 C112 6435 N A WIRING 120 VAC A 3698 POWER 3698 7 AMP MODE Tube Bias Adjustment 1 2 Turn the amplifier on allow it to warm up for 2 3 minutes SERVICE BULLETIN Adjust the amplifiers bias when in the 50W mode YCS50 H or 90W mode YCS90 A speaker load should be connected at all times when amplifier is powered Products Affected Traynor 550 YCS50H amp YCS90 3 Once the amplifier is warmed up make sure the amplifier is out of Standby mode Do not apply any input stimulus signals etc Using a meter set to measure mV DC attach the negative black probe to the GND Place the
20. 0 X 1 PAN PH TYPE A JS500 BLACK 10 32 X 1 1 8 FLAT QUAD MS JS500 5 16 18X3 gt CARRIAGE BOLT ZINC 1 4 20 X 1 5 16 TRUSS PH MS JS500 SNAP IN 1 4 SPACER RICHCO 8 X 3 8 250 OD 171 ID NY SPACER 6 32 X 3 8 HEX SPACER ALUMINUM o A ala ro nini n gt m o PO PO N roro ro ro mi po go w DO PO 4 RB SN So rN OO N wi PO 4 o w o n 0 w N ro ro co ro gt DESIGNED AND MANUFACTURED BY YORKVILLE SOUND Mono 1 4 inch Channel Select dil K1 v Channel Select AS Boost BRIT U S A O Select Treble Bass Mid EFX RVB Footswitch v Reverb A Effects Tone MODEL TYPE YS1064 Block Diagram for YCS50I50FI Y CS SO Effects Send Treble Mid Bass Boost Level Channel Select K1 Ch 1 Volume V V gt Dyna Sound Speaker Emulator Master Volume MODEL TYPE YS1067 Effects Return
21. 550C JR85 E 1 TOK 1 4425 Rr 22K 2X TRIODE 1N 400V 120K 2X TRIODE HCT N8 C64 Body Ea m 100 63V 5101 n mw 249 M OD VOLUME I TOW i C62 00V T092 C59 R36 33N 100 m R113 THON 63V R73 TAW W320 8 S 100K 220R 249K R75 R100 R107 30N z TAW 1 4 15 28 70 C30 z R108 NC R123 4K7 8K2 82 25199 21 S M2 Eua Alternate 33K 47 17 4 roro 2 i hoov 8129 t env GND 18 15 C61 5 I 10 I lt gt YCS50H Preamp P Gain EQ PCB M1293 Sheet 1 of 3 Date Fri Mar 12 2010 4 00 Filename M1293V400 sch2002 5 5 p cg X w p r
22. 889 18 m 2 1 wa EM ra s TON 100V 2X TRIODE 82 3 PRE OUT E 1K x Parti i l E E 68274 OHM 5 4 4 GND SPLIT IN x 3 2 5 N089 ey 32 32 R97 R91 220P 2 XF OUT CT e 657 GND lt e 1 4W 1 4W C12 SPLITTER 5 70 067 2g 10K 470R 200V Description i Hz 8 273 gt STANDBY R95 9 NO uP ue NO 6544 6544 Body 985 wi S7 B S7 A COM 2X TRIODE 100 C54 TUE STANDBY STANDBY 250TAB e Plate INT SPEAKER go TOON 63V V3 A T Ja DOWN DOWN 10 10 Ta N280 Val 2 wasqa j 6 jJ N236 d 3682f GND 3 mm LVOND 6W32 G W11 4 258 50 LVGND 1 122 1 LVGND rasa GND 6 15V STANDBY 27 A 2 2 wa 6 W27B ste 8 Product YCS50H Pr am 3 alt No85 1 SPLIT IN 3 27 C serm 6 fwat c 3 a fwascc 2 97 No86 LVGND 27 D r jw j Caf 8 SUD sv a fwssin P Effects Master M1293 2 003 27 F 004 5 fva E 6 Date Fri 12 2010 Rev v4 00 YsType 003 Filename M1293V400 sch2002
23. A56 15 861 04 16 16 T Ae nee MINI 0 5 02 12 0 q 1N5242B w17 W26 645 soy 5 TAW HN5242B 120 Di 0W5 620R 220 50V 620R R16 SN HeadPfiGnd HeadPfiGnd MINI MINI 1 4W D3 10K 4148 eadphone 5 4 gl 100P 100V l7 These parts are 5 Sal Tras not stuffed PRE OUT Less J11 S R T T R37 6 TO PRE OUT 6 1 4W 220R iod 16V R57 1 W e 5 U4 B 1050 24 C39 39N 1007 ux N 50V 41 40 1 2 MINI wj 8N R66 evo C55 co Be 42 14W 157 100 330 16 R61 47 els R90 R82 R94 3 1 AW ge LINE OUT 174W 1 4W 1 4AW e U5 A 3 620R MASTER VOL 4K7 4K7 4K7 U2 A R63 100N 100N f OON N3 80 1 4W O HPHN C c78 C14 C67 C51 I 15 C33 620R 224 5 bav 63V hoov hoov 220P 100V 220K amp 3923 R33 R47 G56 AW 174 15 100 16V GND GND 10K 10K IG 74 C70 akg 100 100 Hoon ss 4 F 595 ci9 089 51599 Bav NS FOEK l Resonance 82K wie v m wis EW32 E TAN wie H w32H3 16V R139 3424 D D 3424 ND XF_P1 END C80 gt z 4ohm 8ohm 4ohm 8oh 5 itter S1 B 1 EXT SPEAKER J7 ES p Va pomo Plate FT T eno wies 6 C52 Z2 V3 B 7
24. ABLE TIE 6 X 1 4 PAN PH TYPE B JS500 1N5240BRL 10 0 OWS ZENER 5 T amp R 24 PIN BREAKAWAY LOCK 156 6 32 X 1 4 PAN PH JS500 MC7915CT TO220N 15VOREG V2 KNOB CHICKEN BEAK 6 32 X 3 8 PAN PH TAPTITE JS500 MC7815CT TO220 P 15V0 REG V1 YCS SERIES B BEAK KNOB 180 DEG 6 32 X 3 8 FLAT PH TAPTITE BO C BC550C TO92 NPN TRAN T amp R TB KNOB ROUND PUSHBUTTON 1 4 BLACK 6 X 5 8 PAN QUAD TY A JS500 BLACK BC560C 92 PNP TRAN T amp R 8 3 18 SJT AC LINE CORD REMOVABLE 6 32 X 3 4 PAN PH TAPTITE JS500 MPSA06 TO92 NPN TRAN T amp R TA TRAYNOR LOGO PLASTIC NICKEL PLATING MPSA56 TO92 PNP TRAN T amp R TA YCSPOP YCS POINT OF PURCHASE CARD 2N5401 TO92 PNP TRAN T amp R TA 8800 6 32 KEPS NUT ZINC 2N5638 TO92 NCH JFET T amp R TC 9931 16 32 NYLON INSERT LOCK NUT J109 TO92 NCH JFET T amp R TC 8604 10 32 T NUT TLO72CP IC FET DUAL OP AMP 8683 1 4 20 NYLON INSERT NUT ZINC 220P 100V 2 T amp R RAD CER 2NPO 8890 1 4 20 CAGE NUT C79 88142027 100P 100V 2 T amp R RAD CER 2NPO 9977 5 16 18 NYLON INSERT LOK NUT ZN CLR 220P 200V 5 T amp R RAD CER 2NPO 8797 5 16 18 5 NUT JS500 _47P 100V 10 T amp R BEAD NPO 4599 22AWG SOLID SC WIR T amp R JMP 470P 1000V 10 T amp R RAD CER 2Y5P 4703 2 0W 2R 5 T amp R RES NYLON STANDOFF NUT 4 375MIL 470P 100V 5 T amp R RAD CER 2NPO 4612 1 2W 18R 5 T amp R RES NYLON STANDOFF NUT 4 500MIL __1N 400V 5
25. CHING APR 2008 1 02 CHANGE VALUE OF R49 TO 33K PER PC7535 SPARATELY THE TWO HALF BOARDS JAN 2010 2 PC7931 Add another clinch origin for upper boards MAY 2010 a 02 Add clearance for lower half panel GG 1 2 3 4 5 6 7 8 9 1 1 1 1 11 14 19 14 D lt lt lt lt lt lt lt lt m xn X o oo qo p r Input Stage 82K5 15 200V X 1 4W Preamp Headers wise 6 NE E W29 F
26. D 8799 A SOCKET lt gt SOCKET UPSIDE DOWN 59 C107 TO 220 d rd NORMAL oun D gh ss 60 Device e NORMAL LARGE 8 Lf 69 2 6 SOCKET WITH DIRECTION FEES TAB 470K 50V C106 22U 470K 3 2 7 0220 3692 8799 cM lt b SEE LAYOUT DOCUMENTATION lt 4 SEE LAYOUT DIAGRAM 4 X8001 PCB DATABASE HISTORY PRODUCTION NOTES X8001 M1295 M1353 M1357 MODEL S YCS50 50H 90 30 1 BEFORE CLINCHING BREAK PANEL IN 2 ALONG LINE WHERE INDICATED DESCRIPTION OF CHANGE 2nd Proto 2 B A WILL PUT C86 AND C87 AS FOLLOWS Moved R171 0 05in away from tab W11 Rotate C8 to allow eyelet insertion BOARD C86 C87 Added ClinchRepeats field M1295 5857 470U 5857 470U Renamed to X8001 Added ju du mpers for M1295 YCS90 M1353 6574 3300 6574 330U M1353 YCS50 M1357 YCS30 Imported fixture nodes Moved R171 0 05in more away from tab W11 Updated 79997 ca Mee M1295 Moe 0 9 yess pads on 220 and Molex pins Corrected X2 span 957 7 O Yesa Move W11 040 and R171 to eliminate clearance errors 3 B A WILL CUT TWO OTHER JUMPERS Moved W15 0 05 away from D12 Made rtvhole clearance 10 M1353 ee 1 EXTEND THE BOARD AND ADD 5 TABS O NOO BOON N M1357 Eau Pos15R dr R182 95 53 M12 YCS9
27. ETIENT Veuillez Lire le Manuel Il contient des informations qui devraient tres comprises avant l op ration de votre appareil Conservez Gardez S V P ces instructions pour consultations ult rieures et observez tous les avertissements Nettoyez seulement avec le tissu sec Emballage Conservez la boite au cas ou l appareil devait tre retourner pour r paration Avertissement Pour r duire le risque de feu ou la d charge lectrique n exposez pas cet appareil la pluie ou l humidit N utilisez pas cet appareil pr s de l eau Attention Lors de l utilisation de produits lectrique assurez vous d adh rer des pr cautions de bases incluant celle qui suivent Alimentation L appareil ne doit tre branch qu une source d alimentation correspondant au voltage sp cifi dans le manuel ou tel qu indiqu sur l appareil Cet appareil est quip d une prise d alimentation polaris e Ne pas utiliser cet appareil avec un cordon de raccordement moins qu il soit possible d ins rer compl tement les trois lames Des pr cautions doivent tres prises afin d eviter que le syst me de mise la terre de l appareil ne soit d sengag Un appareil construit selon les normes de CLASS I devrait tre raccord une prise murale d alimentation avec connexion intacte de mise la masse Lorsqu une prise de branchement ou un coupleur d appareils est utilis e comme dispositif de d branchement ce dispositif de d branchement devra
28. Hazards Do not place this product on an unstable cart stand tripod bracket or table The product may fall causing serious personal injury and serious damage to the product Use only with cart stand tripod bracket or table recommended by the manufacturer or sold with the product Follow the manufacturer s instructions when installing the product and use mounting accessories recommended by the manufacturer Only use attachments accessories specified by the manufacturer Note Prolonged use of headphones at a high volume may cause health damage on your ears The apparatus should not be exposed to dripping or splashing water no objects filled with liquids should be placed on the apparatus Terminals marked with the lightning bolt are hazardous live the external wiring connected to these terminals require installation by an instructed person or the use of ready made leads or cords Ensure that proper ventilation is provided around the appliance Do not install near any heat sources such as radiators heat registers stoves or other apparatus including amplifiers that produce heat No naked flame sources such as lighted candles should be placed on the apparatus Power Cord Do not defeat the safety purpose of the polarized or grounding type plug A polarized plug has two blades with one wider than the other A grounding type plug has two blades and a third grounding prong The wide blade or the third prong are provided for your safet
29. LK 10X15MM EL 4831 1 4W 18K 5 T amp R RES 100U 16V 20 T amp R 8X7MM 2EL 4832 1 4 22K 5 T amp R RES 330U 350V 20 BLK 25X50 EL 4902 1 4W 24K 5 T amp R RES 1000U 35V 20 BLK RADIAL ELECT 4840 1 4W 33K 5 T amp R RES 10K 5BLIN 9MM HORIZONTAL P28 4868 1 4W 36K 5 T amp R RES _20K 15AAUDIO 9MM P32 4634 1 2W 47K 5 T amp R RES 100K 1BLIN 9MM P32 4834 1 4W 47K 5 T amp R RES 500K 15AAUDIO 9MM P32 4835 1 4W 56K 5 T amp R RES _10K TRIM POT 4848 1 4W 62K 5 T amp R RES SNAP ON 0 843 INSULATING BUSHING 4586 1 4W 82K 5 T amp R RES ___5H CHOKE 100MA 4837 1 4 82K 5 T amp R RES RUBBER BUMPER WITH WASHER SMALL 4772 1 4W 82K5 1 T amp R RES CORNER 2 LEGS NOTCED BLACK POWDER C 4838 1 4W 100K 5 T amp R RES CLIP 205X032 14 16AWG DISC INSUL 6120 1 4W 100K 5 T amp R RES CLIP 205 187X032 18 22AWG DISCO INS 4776 1 4W 113K 1 T amp R RES CLIP 250X032 18 22AWG DISCO INSL 4851 1 4W 120K 5 T amp R RES RING TERMINAL 16AWG WIRE amp 8 SCREW 4976 1 4W 120K 5 MINI T amp R RES 1 4 JCK PCB MT ALL GOLD SKT 4790 2 0W 150K 5 10MM BODY T amp R RES 1 4 JCK PCB MT HORZ 4839 1 4W 150K 5 T amp R RES 1 4 JCK PCB MT VERT STER RT SWT 4841 1 4W 220K 5 T amp R RES 12 RCA SINGLE CABLE 0 90 BLACK 6145 1 4W 249K 1 T amp R RES 36 RCA DUAL CABLE 0 90 RED WHITE 4843 1 4W 470K 5 amp R RES 10 32 X 1 4 PAN PH TAPTITE JS500 10 X 1 2 PAN QUAD TY A JS500 BLACK 10 X 3 4 PAN PH TYPE A BLACK OXIDE 1
30. ilename M1293V400 sch2002 x 5 _ J 4 0 5 RCA 4 7 1 0W 8029 19 022 sry 9 9 6022 a 155 5 a o C022 2 x 2011 R ig 5 0 sgh or 029 1022 CU gt 299 eng NH9 ELM 1 DPDT SLID INHO 8 ea THA CIM HHdS29IM LL 45 R51 R54 42 wi fU a SRE 994 I wozzl MOcc J15 OQ eru C ONOL 5 5 DI 2000179 Gop boa COOL 2328 2919 5 Bx 8 13 X33 8 d Og 5 3 M SU3xv3ds4X3 JS A E 2 3 V e Solder Support Headphone 999 TEE oir a sx zola 1206 soy 971 we 82K Loy 5 22011 5 3 5 8 E siq 8ert gt ee 1d 8 001 7 j 180 59 96H Moor Sir D 69X za svp uo ASONVAIS A M1293 4 6 7759 5 319501 10
31. risque de choque lectrique mmm FOLLOW ALL INSTRUCTIONS Instructions pertaining to a risk of fire electric shock or injury to a person CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL Read Instructions The Owner s Manual should be read and understood before operation of your unit Please save these instructions for future reference and heed all warnings Clean only with dry cloth Packaging Keep the box and packaging materials in case the unit needs to be returned for service Warning To reduce the risk or fire or electric shock do not expose this apparatus to rain or moisture Do not use this apparatus near water Warning When using electric products basic precautions should always be followed including the following Power Sources Your unit should be connected to a power source only of the voltage specified in the owners manual or as marked on the unit This unit has a polarized plug Do not use with an extension cord or receptacle unless the plug can be fully inserted Precau tions should be taken so that the grounding scheme on the unit is not defeated An apparatus with CLASS construction shall be connected to a Mains socket outlet with a protective earthing ground Where the MAINS plug or an appliance coupler is used as the disconnect device the disconnect device shall remain readily operable
32. y If the provided plug does not fit into your outlet consult an electrician for replacement of the obsolete outlet The AC supply cord should be routed so that it is unlikely that it will be damaged Protect the power cord from being walked on or pinched particularly at plugs If the AC supply cord is damaged DO NOT OPERATE THE UNIT To completely disconnect this apparatus from the AC Mains disconnect the power supply cord plug from the AC receptacle The mains plug of the power supply cord shall remain readily operable Unplug this apparatus during lightning storms or when unused for long periods of time Service The unit should be serviced only by qualified service personnel Servicing is required when the apparatus has been damaged in any way such as power supply cord or plug is damaged liquid has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped d instructions importantes dans la litt rature accompag nant l appareil en ce qui concerne l op ration et la maintenance de cet appareil 52125 SUIVEZ TOUTES LES INSTRUCTIONS Instructions relatives au risque de feu choc lectrique ou blessures aux personnes AVIS AFIN DE REDUIRE LES RISQUE DE ELECTRIQUE N ENLEVEZ PAS LE COUVERT OU LE PANNEAU ARRIERE NE CONTIENT AUCUNE PIECE REPARABLE PAR L UTILISATEUR CONSULTEZ UN TECHNICIEN QUALIFIE POUR LENTR
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