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U.S.A. 

Yorkville Sound Inc. 

4625 Witmer Industrial Estate 

Niagara Falls, New York 

14305 USA 

Voice: (716) 297-2920 

Fax: (716) 297-3689 

WORLD HEADQUARTERS 

WEB ACCESS: http://www.yorkville.com 

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 

SERVICE MANUAL

AP1020

MODEL TYPE: YS1020

Summary of Contents for AP1020

Page 1: ...oice 716 297 2920 Fax 716 297 3689 WORLD HEADQUARTERS WEB ACCESS http www yorkville com CANADA Yorkville Sound 550 Granite Court Pickering Ontario L1W 3Y8 CANADA Voice 905 837 8481 Fax 905 837 8746 Qu...

Page 2: ...an electrician for replacement of the obsolete outlet The AC supply cord should be routed so that it is unlikely that it will be damaged If the AC supply cord is damaged DO NOT OPERATE THE UNIT Unplug...

Page 3: ...59 16v 330n C60 16v 330n C61 16v 330n C62 OPTOLED U3R 1 2 OPTOLED U4R 1 2 BC560 Q30R X1 X2 X3 X4 M COM L R MONO STEREO BRIDGE S3 13 14 15 16 M COM L R S3 5 6 7 8 M COM L R S3 1 2 3 4 MJL21193 MJL21194...

Page 4: ...CT 31 95 JUL 20 95 JUL 07 95 MAY 30 95 APR 25 95 5 00 4 10 4 01 4 00 3 00 2 30 2 20 2 10 2 00 1 10 1 00 PC 5890 PC 5762 PC 5573_C18R C18L_220P 180P PC 5393_MODIFIED_FOR_NEW_HEATSINK PC 5360_EYELETS_AD...

Page 5: ...CHANGE VER DATE MODEL S D D D D D D NOV 20 01 AUG 14 96 MAY 30 95 V V V V V V 1 30 1 20 1 10 N N N N N N PC 6466_LD7 LD8_NSL 28AA NSL 32SR2 PC 5180_C17 C18_27P 100P PC 4802_Q8_BC550 MPSA06 PC 4789_R5...

Page 6: ...L_GAIN P1 10K R_GAIN P22 STYLE C40 100n R57 10K R56 100K R2 100K D6 4148 SPC3 Q8 MPSA06 R55 220R GUIDE ETCH J3 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 DESCRIPTION OF CHANGE VER DATE MODEL S...

Page 7: ...6 Q5 O T 1 2 470K R31 1 2 D12 D13 24K R6 24K R7 4K7 R8 MPSA06 Q11 1K8 R18 A06 Q6 220R R30 13A 96C 680K R9 150R R10 PWR_SW 100u 25V C15 500mW 6v2 D10 X RED WC10 1N5402 D3 1N4004 D4 82K R11 4K7 R12 63v...

Page 8: ...K Q11 A06 D17 6V2 GUIDE ETCH RTV J1 R32 1R NOTES SEE R33 1R WC13 PSGND 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 DESCRIPTION OF CHANGE VER DATE MODEL S D MAY 27 05 NOV 30 04 JAN 08 02 MAY 08...

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