SERVICE MANUAL TYPE: YS1003 YCV50 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...
INSTRUCTIONS PERTAINING TO A RISK OF FIRE, ELECTRIC SHOCK, OR INJURY TO PERSONS 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 Manualshould be read and understood before operation of your unit.
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YS # Description 6397 JEWELED PILOT LAMP AMBER REG 5906 RED 3MM LED 1V9 20MA .4SPCER T&R 6398 RED 5MM LED 1V5 20MA HIGH EFF 6399 YEL 5MM LED 1V5 20MA HIGH EFF 5907 YEL 3MM LED 1V9 20MA .4SPCER T&R 5908 GRN 3MM LED 1V9 20MA .4SPCER T&R 6825 1N4148 75V 0A45 DIODE T&R...
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Block Diagram for YCV50 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...
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M581 PENDING CHANGES MODEL(S):- YCV50 3. C3,C7,C6 MUST BE LOW PROFILE PT#5631 PENDING CHANGE 4. C8,C9 MUST BE LOW PROFILE PT#5879 *PLACE IMPLEMENTED CHANGES INTO BOARD HISTORY M613 POT LIST YCV50 TUBE AMP MODEL(S):- FUNCTION PART# KNOB AS OF DRIVE #4425...
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YCV50BLUE m613 Service Update for V2.10 boards April 2005 boards have been reworked as described in this document. To address PC#6865 a 22AWG wire, part # 3947 jumper, needs to be soldered from P10 to S3 on the bottom side of the board as shown:...
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YCV50BLUE m613 Service Update for V2.10 boards (additional) 1. First complete the Service fix PC#6865 as described in the pdf: Service_YCV50-m613_Update_for_V2.10_PC#6865.pdf To upgrade the unit from v2.10 to v2.20 PC#6889, complete the following: 2. Replace jumper X61 with a 1K resistor, #4823:...
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T R A N S F O R M E R B L K B L K T O E Y 5 wiring-YCV50-CE-AC R E D W C 1 1 B R O W N B R O W N...