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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
All manuals and user guides at all-guides.com
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
MODEL TYPE: YS1092
DH40H
•IRONHORSE•
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Summary of Contents for YORKVILLE YS1092
- Page 1 All manuals and user guides at all-guides.com SERVICE MANUAL MODEL TYPE: YS1092 DH40H •IRONHORSE• 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...
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Page 2: Important Safety Instructions
All manuals and user guides at all-guides.com 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 intended to alert the user to the presence of important the presence of uninsulated “dangerous voltage”... -
Page 3: Fixed Mode
All manuals and user guides at all-guides.com 3696 113K 100K 6588 K4:A 400V 400V 680P 100V 1/4W V1:B 400V 400V 2X_TRIODE_HCT 200V 4444 {Body} 500K P3:A RING 470K 330K 1/4W 330K Treble 3696 {Function} 18AWG 18AWG 200V 500K V1:A V2:A 1/4W 1/4W 4425... - Page 4 All manuals and user guides at all-guides.com In FIXED BIAS mode with no signal, adjust BIAS trim (P5) until voltage measures 45mV each across R1 and R2 4520 1/4W POWER TRANSFORMER REFERENCE TABLE 4007 BIAS 1/4W MAINS OPERATING VOLTAGE TX - YSPART# NA (120V) CE (220V) TRANSFORMER CABLE...
- Page 5 All manuals and user guides at all-guides.com RING-SW 5840 400V 470K 1K54 3921 Input Hi 100N Input Lo 3921 5973 R T V 450V 1K54 1K54 1.0W 450V 220U 100N 5973 R T V W27_ 680R 1.0W R T V 4148 100K 1K54...
- Page 6 All manuals and user guides at all-guides.com Into Wave Footswitch RING-SW 5840 400V 470K 1K54 3921 3732 3732 Input Hi BC550C 100N Input Lo 3921 5973 R T V 450V 1K54 1K54 1.0W 450V 220U 100N 5973 3732 M1423 R T V W27_ 680R DH40H...
- Page 7 All manuals and user guides at all-guides.com SEE LAYOUT DIAGRAM M1423 PRODUCTION NOTES 7. FOR CE OPERATION WITH A CH1343U, USE ADAPTER PATCH 1. Screw U1 directly to PCB using 1x YS#8799. CABLE (YS#3088) BETWEEN THE TRANSFORMER AND PCB. 2. Apply RTV to C13 C14 C15 C16 C26 C34 C36 C41. IF A PATCH CABLE IS NOT AVAILABLE, THE POWER SWITCH 3.
- Page 8 All manuals and user guides at all-guides.com SEE PRODUCTION NOTES M1423_PCB_DATABASE_HISTORY M1423.PCB_DATABASE_HISTORY MODEL(S):- MODEL(S):- MODEL MODEL DATE VER# DESCRIPTION OF CHANGE DATE VER# DESCRIPTION OF CHANGE 11-JAN-2011 V01 12-APR-2011 PC8221: #4160 new AC pattern. #4646 update. GG PC8264: Change R4 #4776 with #6588 hand insert GG 27-FEB-2012 PC8351: RETAPED AC PLUG AREA FOR CH1343/E/U.
- Page 9 All manuals and user guides at all-guides.com DH40H Parts List 11/15/2011 YS No. Description Qty. YS No. Description Qty. 6384 JEWELED PILOT LAMP AMBER ROHS 4776 1/4W 113K T&R RES 6396 GREEN 5MM LED 2V1 20MA HIGH EFF 4841 1/4W 220K T&R RES 6398 5MM LED 1V5 20MA HIGH EFF...
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