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SERVICE MANUAL
MODEL TYPE: YS1069
K1
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-K1-00-1v0
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Summary of Contents for YORKVILLE K1 - MANUAL SERVICE
- Page 1 SERVICE MANUAL MODEL TYPE: YS1069 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...
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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 75V 0A45 DIODE T&R 3428 8' 3/18 SJT AC LINE CORD REMOVABLE 6827 1N5402 200V 3A0 DIODE 8268 TRAYNOR LOGO PLASTIC NICKEL PLATING 6892 UF4004 200V 1A0 DIODE ULTRAFAS 3662 _6 CIR WAFER W/LCK VT 0.1" GOLD 6437 1N5237B 8V2 0W5 ZENER 5% T&R 3672 6 CIR CABLE HOLDER .098...
- Page 4 Keymaster K1 Block Diagram for 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 Line Out Input Channel 1 L Gain...
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Page 5: Specifications
Specifications Model: Keyboard Combo Amp Type: 120 Watts Cabinet Program Power (Watts): Cabinet Impedance (ohms): Internal speaker only Power @ min. impedance (Watts): Minimum Impedance (ohms): 150 Watts Burst Power - 2 cycle: 10-inch/150 Watts Speaker Configuration - LF (Size / Power): 2.5/50 watt Speaker Configuration - HF (Size / Power): 20-20kHz... - Page 6 R157 R189 Gold Gold Gold 1/4W 1/4W 1/4W 100N C135 10K0 562R 4K99 U6:A 1/4W BASS R114 R144 R147 R160 U6:C 1/4W 1/4W 1/4W CH-1 LEFT/MONO C165 MC33078P P13:A CH-1 GAIN B LIN 4478 P2:A MC33078P 400V R145 1/4W 4479 100V U3:C 05C R/A...
- Page 7 100P 100V R192 1/4W 1/4W 100K Gold Gold Gold CH-3 I/P 1/4W 200K 1/4W MPSA56 MC33078P MC33078P 1/4W 1N5240BRL TO92 U33:B U11:C R199 5104 5104 1/4W MC33078P 10V0 4452 R172 R201 R174 U11:A TO92 1/4W 1/4W 1/4W U10:C P3:A MPSA56 4148 CH-3 GAIN MPSA56...
- Page 8 1N5251BRL 22V0 1/4W 4148 NJM7815FA 1.0W FLMP 6856 {Watts} UF4004 UF4004 TO220 1N5402 3300U 1N5402 DPST Switch XFMR D2 1N5402 TO220 2200U 6857 {Watts} S1:A CSA- 2 AMP 2-AMP 1.0W D9 1N5402 NJM7915FA FLMP CHASSIS-GND XFMR CH-1340 1N5402 2200U 275V 2-AMP D29 1N5402 250V...
- Page 9 Pcb Mech M1347 V2.10 BlankSize - 16000x12000 Top Assy M1347 V2.10 INTO WAVE LM3886 6757 Q17 SUPPORT ETCH BOARD GUIDE NJM7815FA NJM7915FA 3601 {Watts} {Watts} 5101 {Function} {Function} BC550C 6856 MJH11018 MJH11017 6857 CAUTION! R202 CSA -2 AMP Replace with same type and CE -T1.6 AMP value fuse.
- Page 10 SEE LAYOUT DIAGRAM PRODUCTION NOTES M1347 ---------------------------------------- 1-BREAK THE CONNECTION OF J1 AS SHOWN. Remove this piece. Break this 2- Q17 IS HAND INSERTED connection here. BEND FLAT Q17 BEFORE WAVE SOLDERING.
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Page 11: Pin Configuration
SEE LAYOUT DIAGRAM PIN CONFIGURATION M1347 M1347 MODEL(S):- MODEL(S):- DATE VER# DESCRIPTION OF CHANGE FUNCTION PART# KNOB {NEW} NOV-9-2007 1.00 FIRST DESIGN TREBLE 4478 8399 DEC-5-2007 2.00 MODIFIED AND FORCE UPDATED CH-1 GAIN 4479 8399 FEB-25-2008 2.10 CE FUSE VALUE CHANGED FROM T1 AMP TO T1.6 AMP CH-3 GAIN 4452 8399... - Page 12 .005" .008" .012" .020" M1347 M1347 V2.10...