YORKVILLE LS701P Service Manual
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SERVICE MANUAL
MODEL TYPE: ES700P
LS701P
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-LS701P-00-1v0.pdf

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Summary of Contents for YORKVILLE LS701P

  • Page 1 SERVICE MANUAL MODEL TYPE: ES700P LS701P 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

    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” operating and maintenance (servicing) instructions in within the product’s enclosure that may be of sufficient the literature accompanying the appliance.
  • Page 3 L S 7 0 1 P B l o c k D i a g r a m f o r D E S I G N E D & M A N U FA C T U R E D B Y Y O R K V I L L E S O U N D MODEL TYPE:ES700P FAST DETECT LIMITER...
  • Page 4: Power Supply

    R167 -36 dB/OCT HP 18uH TL072 Link 3899 R168 R158 U24:B Function 265V R161 TL072 Function 1/4W 1/4W 249R 470R 6543 P5:A 10K FLMP 3453 2339 P5:B 10K R116 2339 U23:A +15VIP 150N 150N 100V Mono Blend Input 4148 MINI R199 100P R162...
  • Page 5 M1485.PCB_DATABASE_HISTORY MODEL(S):- LS701P +15V +15V DATE VER# DESCRIPTION OF CHANGE R210 +22V 1/4W MARCH 2010 1.00 MADE FROM NX720S M1330 V1.00 IN MARCH 2010 FORCE UPDATED PARTS TONY'S LIST APRIL 2010. FUSIBLE JUNE 2010 2.00 6 RESISTOR CHANGES AND A FEW BOARD MOD'S R258 R211 4148...
  • Page 6 XFMR BLK C106 R162 C132 C102 100P 4148 AC BLK 470K R125 6405 R136 5266 R113 C112 C138 100K 680N R120 250V 18V0 250V 6492 CHASSIS 100K R163 4148 R117 18V0 GROUND 1300UH 4148 XFMR BLK AC WHT 20K0 6451 METAL R161 SPACER...
  • Page 7 SEE LAYOUT DIAGRAM M1485 PRODUCTION NOTES M1485.PCB_DATABASE_HISTORY MODEL(S):- LS701P DATE VER# DESCRIPTION OF CHANGE MARCH 2010 1.00 MADE FROM NX720S M1330 V1.00 IN MARCH 2010 1. ATTACH ALL 4 NUT SCREW AND WASHERS FOR THE TRANSISTOR SPRING FORCE UPDATED PARTS TONY'S LIST APRIL 2010. WITH THE NUT ON THE TOP.

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