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SERVICE MANUAL
MODEL TYPE: YS1081
Acoustic Master
Standard
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-amstandard-00-1v0.pdf
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Summary of Contents for YORKVILLE YS1081 - MANUAL SERVICE
- Page 1 SERVICE MANUAL MODEL TYPE: YS1081 Acoustic Master Standard 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...
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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 3428 8' 3/18 SJT AC LINE CORD REMOVABLE 7912 FV-1 SPIN SEMI REVERB CHIP 5402 _15P 100V 10%CAP T&R BEAD 8288 TRAYNOR LOGO PLASTIC IVORY COLORED 7786 CD4052B IC DUAL 4CHANNEL MUX SMT 5406 _33P 50V 10%CAP BLK BEAD 8800 6-32 KEPS NUT ZINC...
- Page 4 Block Diagram for Acoustic Master Standard 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 XLR Line Out Pre-Effects ∑...
- Page 5 4148 1/4W U1:A 100V 10K0 INPUT 1 TL072 100P MPSA13 1/4W HI-MID Gold Gold Gold 220K 100V 1/4W 1/4W 1/4W 1/4W 1/4W 100K P2:A P9:A 4148 CLIP 1/4W 4453 4148 TO92 1/4W 1N5359B 24V0 R182 100P 100V 100V 100R 24V0 1/4W 1N5359B 100V...
- Page 6 100N U9:E U14:C 100N TLO74CN 10K0 U9:B 1/4W 100V 10K0 1/4W 1/4W 49K9 TLO74CN 10K0 10K0 1/4W 1/4W U9:D R232 1/4W 10K0 R148 10K0 MC33078P 1/4W 1/4W R237 5B LIN TLO74CN U14:B 4417 10K0 P8:A 1/4W 100K U9:A WET/DRY 10K0 180K U15:A R149...
- Page 7 100N 100N U7:E U16:C 100N 100N TLO74CN U7:C 1/4W 10K0 100V 1/4W 10K0 R168 TLO74CN 1/4W 49K9 1/4W U7:A 10K0 R164 1/4W 10K0 1/4W 1/4W 1/4W MC33078P 10K0 10K0 5B LIN 1/4W U16:A 4417 R169 10K0 100K P5:A WET/DRY TLO74CN R167 R180 U7:D...
- Page 8 R113 R114 R119 1/4W 1/4W 1/4W 1/4W 249R 4K99 4K99 R100 1/4W 249R pin1 EFX-SEND R111 1/4W 4K99 R117 1/4W MC33079P U11:A MC33079P 1/4W U11:D pin3 R165 R115 R116 1/4W 1/4W 1/4W R120 4K99 4K99 1/4W pin2 Gold Gold Gold R112 1/4W 4K99...
- Page 9 D201 4148 R21A TO92 20K0 R210 R212 5122 MINI 1/4W 1/4W J109 C202 C201 22V0 ZD10 R211 1N5251BRL PCB XFMR PRIMARY CONNECTORS BLK/YEL 120V 230V 245V W18:A 9 1N5402 W29:A W30:A W31:A 1N5402 DPDT Switch W18:G 9 GRY_ 3300U 1000U W29:B W30:B W31:B...
- Page 10 Top Assy M1400 V1.1 Pcb Mech M1400 V1.1 INTO WAVE 3450 3498 3450 3498 3498 3456 3923 LINE OUT AM STANDARD 3425 AUX-INPUT Gold Gold GROUND LIFT M1400 3/4 V1.1 Gold Gold R T V 3602 MOUNTING R T V 3425 HOLE 100N...
- Page 11 SEE LAYOUT DIAGRAM M1400 MODEL(S):- AM STANDARD FUNCTION PART# KNOB {NEW} "STYLE_P27" "STYLE_P28" CH-1 GAIN 4417 8289 4453 8289 "STYLE_P31" LOW-MID 4453 8289 HIGH 4453 8289 WET/DRY 4417 8286 FREQ 4419 8289 2N5401 MASTER 4419 8289 2N5551 WET/DRY 4417 8286 M1400 MPSA06 HI-MID...
- Page 12 SEE LAYOUT DIAGRAM M1400 PRODUCTION NOTES _ RTV ALL 0.2" ELECTROLITIC CAPS. XLR_FIX _CUT METAL PIN ON J8 XLR SEE DRAWING. Remove this piece. Break this connection here.