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SERVICE MANUAL
MODEL TYPE: YS1099
PSA1s
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-PSA1S-00-1v3.pdf • Nov 5, 2015
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Summary of Contents for YORKVILLE PSA1s
- Page 1 550 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-PSA1S-00-1v3.pdf • Nov 5, 2015...
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Page 2: Important Safety Instructions
IM PORTA N T S A F E T Y IN ST RUC TI ON S This lightning flash with arrowhead symbol, within The exclamation point within an equilatereal triangle is intended to alert the an equilateral triangle, is intended to alert the user to the presence of user to the presence of important operating and maintenance (servicing) uninsulated “dangerous voltage”... - Page 3 Link DISCONNECT POWER BEFORE SERVICING! Power DEBRANCHER L’APPEREIL AVANT D’ENLEVER LES COUVERCLES! Protect when flashing MODEL TYPE: YS1099 A-Z1433 / 1v5 230V 120VAC 50Hz 900mA 60Hz 1.8A DESIGNED & MANUFACTURED BY YORKVILLE SOUND • TORONTO, CANADA W W W.YORK VILLE.COM...
- Page 4 PSA1s Parts List 11/4/2015 YS No. Description Qty. YS No. Description Qty. 5817 _15P 100V 2%CAP T&R RAD CER.2NPO 4751 1/4W 22M T&R RES 5199 100P 100V 2%CAP T&R RAD CER.2NPO 4127 RELAY 1A 10AMP DC12 017MA PC-S 5416 470P 50V 10%CAP T&R BEAD...
- Page 5 M1449 Parts Reference List 11/5/2015 YS # Description YS # Description YS # Description BUT1 8637 ROUND PUSH BUTTON 1/4 BLK 24MM" 6825 1N4148 75V 0A45 DIODE T&R 6123 1/4W 20K0 1%MINI MF T&R RES 5416 470P 50V 10%CAP T&R BEAD 6438 1N4007 1000V 1A0 DIODE T&R 4777 1/4W 21K5 1%...
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Page 6: Specifications
Specifications Active Active or Passive Program Power (watts) 1400 Watts Program (2800 Watts Peak) Max SPL (dB) 135dB Peak (129dB Continuous) 37Hz-100Hz Frequency Response (Hz +/- 3db) Crossover Frequency (Hz) fixed @ 100Hz 2x12-inch (Bass Reflex Cabinet) Driver Configuration LF Driver(s) 2x12-inch Ceramic with 3-inch VoiceCoil 2x4 Ohm Load LF Impedance (ohms) - Page 7 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:YS1099 FAST DETECT LIMITER SLOW DETECT LINE / SPKR BUFFERS LEVEL LIMITER LOWPASS LOWPASS REF IN POWER CLASS-D POWER PHYSICS SUPPLY CLIP DETECT A-1214 CIRCUIT WOOFER CLASS-D POWER PHYSICS A-1214 WOOFER BLOCK-DIAG-PSA1S-00-1v0...
- Page 8 4148 1/4W 1/4W 2N5551 49K9 TO92 6400 5107 2N5551 49K9 TL072 U3:B 4148 MPSA06 1/4W U8:C U3:E U8:B 5103 TL074CN TO92 Product PSA1S 49K9 Power Limiter Preamp PCB# M1449 Sheet Date: Wed May 27, 2015 Rev: YsType: YSL Filename: M1449V03sch.sch2006...
- Page 9 U13:C TL072 1/4W 5107 10K0 10K0 Use YS#4007 MINI MINI U13:B TO92 U13:A 1/4W 113K 10K0 .2in MINI 4148 1/4W 10K0 BAT85 MINI Product PSA1S MCU/Power Supply PCB# M1449 Sheet Date: Wed May 27, 2015 Rev: YsType: YSL Filename: M1449V03sch.sch2006...
- Page 10 M1449 PCB HISTORY MODEL(S):- PSA1S LEADS & PINS REFERENCE DATE VER# DESCRIPTION OF CHANGE 03-JUN-2011 28-NOV-2011 PC8329 - MARKED 'WOOFER SHUTDOWN' CIRCUIT PARTS AS DNS. - ML LM13600N (YS#6745) MC33079P (YS#6804) 19-DEC-2011 PC8358 - YS#4100 XLR changed to YS#4135. - ML Changed R65/R67 from YS#6459 to YS#5124.
- Page 11 A-1214 Power Amplifier YS#9702 Important! This module is not repairable In case of failure it needs to be replaced. Please order Yorkville Sound part # 9702 A-1014 Amplifier Pinout Pin 1: Output + Pin 2: Ground Pin 3: Output -...
- Page 12 10K0 R100 4127 9K76 BC560C 1.0W 4148 100U 18uH 100P 17K40 2355 MC33079P AMP A 6489 2355 M1449 T1.5 100N PSA1S TL074CN 4007 T1.5 ZD67 100N 4007 2355 5124 17K40 4148 470P 4148 4162 470R 3817 820R 5124 9K76 4148...
- Page 13 SEE LAYOUT DIAGRAM M1449 PRODUCTION NOTES 1. RTV must be applied to the following caps: C22,C23,C24,C25,C26,C28,C36,C37,C50. 2. Apply RTV between C22 and C23 as well as between C24 and C25. 3. RTV must be applied to inductor L1. 4. Apply RTV between C53 and R102 and bend C53 over R102 as in picture.
- Page 14 SEE LAYOUT DIAGRAM LEADS & PINS REFERENCE POTENTIOMETERS AND KNOBS M1449 - POTS LIST MC33079P (YS#6804) 2N5401 (YS#5108) LM13600N (YS#6745) 2N5551 (YS#5107) TL074CN (YS#6889) MODEL(S):- PSA1S MPSA06 (YS#5103) FUNCTION PART# KNOB STYLE MPSA13 (YS#5105) LEVEL 4432 8653 TO-92 "STYLE_P32" BC560C (YS#5102)
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