YORKVILLE 50KW Service Manual
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- Service manual (14 pages)
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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
U.S.A.
Yorkville Sound Inc.
4625 Witmer Industrial Estate
Niagara Falls, New York
14305 USA
Voice: (716) 297-2920
Fax: (716) 297-3689
SERVICE MANUAL
MANUEL DE SERVICE
KW
KB
MODEL TYPE: 50K
Manual-Service-50kb-50kw-00-1v9 • Jan 22, 2016
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Table of Contents
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Summary of Contents for YORKVILLE 50KW
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Page 1: Service Manual
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 MODEL TYPE: 50K Quality and Innovation Since 1963 Printed in Canada Manual-Service-50kb-50kw-00-1v9 • Jan 22, 2016... -
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: Specifications
Power LED Indicators Limiter / Switchable Headphone Jack 50KB: 12 x 15 x 17; 50KW 17 x 15 x 17 Dimensions (DWH, inches) 50KB: 30 x 38 x 43; 50KW 43 x 38 x 43 Dimensions (DWH, cm) 50KB: 22.5 / 10.3; 50KW 24 / 11... - Page 4 MC4741CP IC QUAD OP AMP 6827 1N5402 200V 3A0 DIODE 6840 MC33078P IC DUAL OP AMP 6882 TL072CP IC FET DUAL OP AMP 6889 TLO74CN IC QUAD O/A T.I ONLY 8581 CUSTOM PBL TRANSISTOR SPACER Notes: ftp.yorkville.com/parts 50KB.xls - 19-03-01 Instrument Amplifiers...
- Page 5 Block Diagram for 50KB D E S I G N E D A N D M A N U FAC T U R E D B Y Y O R K V I L L E S O U N D +15V Phantom Power *Only available after SER# 308XXXX Speaker &...
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Page 6: Line Inputs
HANNEL HANNEL LINE LINE INPUTS CD / LINE HIGH POWER EFX SEND EFX RTN PHONES MODEL TYPE: 50K A-Z351R / 1v5 230V 120VAC 50Hz 60Hz 0,2A 0.4A DESIGNED & MANUFACTURED BY YORKVILLE SOUND • Toronto, CANADA... - Page 7 50KB Parts List 1/22/2016 YS # Description Qty. YS # Description Qty. YS # Description Qty. 1309 XFMR:50KW/50KB/AM50/XM50 2036 W250 36K0 1%FLAME PROOF T&R RES 2468 _0.800 AMP SLO-BLO .25X1.25 FUSE 3414 INTERNATIONAL PC MOUNT FUSEHOLDER 3417 6-32 SNAP IN SCREW TERM 3428...
- Page 8 M578B Parts Reference List 1/22/2016 YS # Description YS # Description YS # Description 5314 100N 50V 10%CAP T&R BEAD 6123 W250 20K0 1%MINI MF T&R RES 5314 100N 50V 10%CAP T&R BEAD 2036 W250 36K0 1%FLAME PROOF T&R RES 5314 100N 50V 10%CAP T&R BEAD 2036...
- Page 9 HANNEL HANNEL LINE LINE INPUTS CD / LINE HIGH POWER EFX SEND EFX RTN PHONES MODEL TYPE: 50K A-Z335R / 1v6 230V 120VAC 50Hz 60Hz 0.2A 0.4A DESIGNED & MANUFACTURED BY YORKVILLE SOUND • Toronto, CANADA...
- Page 10 50KW Parts List 1/22/2016 YS # Description Qty. YS # Description Qty. YS # Description Qty. 1309 XFMR:50KW/50KB/AM50/XM50 2036 W250 36K0 1%FLAME PROOF T&R RES 2468 _0.800 AMP SLO-BLO .25X1.25 FUSE 3414 INTERNATIONAL PC MOUNT FUSEHOLDER 3428 8' 3/18 SJT AC LINE CORD REMOVABLE 3460 RCA DUAL PCB MT VERT GOLD .475"...
- Page 11 M578A Parts Reference List 1/22/2016 YS # Description YS # Description YS # Description 5314 100N 50V 10%CAP T&R BEAD 6123 W250 20K0 1%MINI MF T&R RES 5314 100N 50V 10%CAP T&R BEAD 2036 W250 36K0 1%FLAME PROOF T&R RES 5314 100N 50V 10%CAP T&R BEAD 2036...
- Page 12 100V LM3876T Tie-net Name 100R TWEET(-) 680P SPKR(+) 5.0W 180N 220N 10in #7322 4R 3.75in #7429 4R 1N5246B 680P 100K 16V0 SPKR(-) 1TWEEET_MINI Product 50KB/50KW 100U Sheet1 PCB# X578 Sheet Date: Mon Jul 13, 2015 Rev: V6.20 -35VDC Filename: X578V07sch.sch2006...
- Page 13 23-NOV-2000 2.00 PC#6248 #3417 BRKTS MOVED DOWN .010 PC#6346 R21,ZD4 MOVED DOWN 07-FEB-2001 2.10 PC#6316 50KW C38 150N->220N 18-APR-2002 3.00 NEW PADS FOR FUSEHOLDER 08-NOV-2002 4.00 PC#6576 RESIZE TO ALLOW SHEARING BEFORE ASSEMBLY NEW TAB HOLE SIZE MULTI VALUE PARTS 10-JUL-2003 5.00P0...
- Page 14 ClinchRepeats - X1@0.000Y2@6.400 StepAndRepeat - X1@0.000,Y2@6.400 BREAK PANEL IN 2 ALONG THIS SCORE LINE BEFORE CLINCHING. BLACK AlternatePCB1 - M578B INTO WAVE WOOFER LM3876T 10in #7322 4R 3417 3417 50KW 50KB 1/2W 5.0W 4709 M578A M578B 1/2W 6755 1/2W 100U...
- Page 15 SEE LAYOUT DIAGRAM MULTI VALUE PARTS M578A - 50KW / M578B - 50KB PRODUCTION NOTES MODELS: 50KW 50KB {MODEL C} {MODEL D} COMP# M578A M578B {BOARD C} {BOARD D} 1. USE RTV ON C32, C33, R43, R44 _C11 27P 5404...
- Page 16 DELETE D11->D14, C12 15P->27P 23-NOV-2000 2.00 PC#6248 #3417 BRKTS MOVED DOWN .010 PC#6346 R21,ZD4 MOVED DOWN 07-FEB-2001 2.10 PC#6316 50KW C38 150N->220N 18-APR-2002 3.00 NEW PADS FOR FUSEHOLDER 08-NOV-2002 4.00 PC#6576 RESIZE TO ALLOW SHEARING BEFORE ASSEMBLY NEW TAB HOLE SIZE 10-JUL-2003 5.00P0...
- Page 17 ClinchRepeats - X1@0.000Y2@6.400 StepAndRepeat - X1@0.000,Y2@6.400 BREAK PANEL IN 2 ALONG THIS SCORE LINE BEFORE CLINCHING. BLACK AlternatePCB2 - M578A INTO WAVE WOOFER LM3876T 10in #7322 4R 3417 3417 50KW 50KB 1/2W 5.0W 4709 M578A M578B 1/2W 6755 1/2W 1/2W...
- Page 18 SEE LAYOUT DIAGRAM MULTI VALUE PARTS MODELS: M578A - 50KW / M578B - 50KB PRODUCTION NOTES 50KW 50KB {MODEL C} {MODEL D} COMP# M578A M578B {BOARD C} {BOARD D} 1. USE RTV ON C32, C33, R43, R44 _C11 27P 5404...
- Page 19 DELETE D11->D14, C12 15P->27P 23-NOV-2000 2.00 PC#6248 #3417 BRKTS MOVED DOWN .010 PC#6346 R21,ZD4 MOVED DOWN 07-FEB-2001 2.10 PC#6316 50KW C38 150N->220N 18-APR-2002 3.00 NEW PADS FOR FUSEHOLDER 08-NOV-2002 4.00 PC#6576 RESIZE TO ALLOW SHEARING BEFORE ASSEMBLY NEW TAB HOLE SIZE 10-JUL-2003 5.00P0...
- Page 20 # 8 4 8 6 L O C K W A S H E R C H A S S I S 1309 5 0 K B /5 0 K W E X P O R T A C W I R I N G J un 2 7 , 2 0 0 1 R E D R E D...