YORKVILLE YS1087 Service Manual Download

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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

YBA300

MODEL TYPE: YS1087

All manuals and user guides at all-guides.com

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Summary of Contents for YS1087

Page 1: ...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 Pri...

Page 2: ...id has been spilled or objects have fallen into the apparatus the apparatus has been exposed to rain or moisture does not operate normally or has been dropped AVIS AFIN DE REDUIRE LES RISQUE DE CHOC E...

Page 3: ...nce Switch Input Sensitivity mV 20 Master Outputs Pre amp out Pre Master Line Out type configuration XLR Balanced Pre Post Grnd Lift Line Out Sensitivity Vrms 200mV Effects Loop Location Pre amp out P...

Page 4: ...me Mono 1 4 inch Mono 1 4 inch Speakon Balanced Line Out BLOCK DIAG yba300 00 1v0 ai 1 2 1 2 POWER PREAMP SPLITTER EL34 V1C EL34 V1D EL34 V1E EL34 V1F EL34 V1A EL34 V1B EL34 V2C EL34 V2D EL34 V2E EL34...

Page 5: ...R31A 1 4W 470K R26A 1 4W 4M7 R12A 2W WIREWND 1R C11B 16V 10U 4148 D8B P1B A 4420 M B LIN 50K BIAS_C PENTODE Voltage V1A B C12B 63V 100N R31B 1 4W 470K 1 4W 47K R17B R26B 1 4W 4M7 R12B 2W WIREWND 1R 41...

Page 6: ...All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 7: ...1 2W 220R BAT85 4K7 4K7 100N 270K 1 2W 270K 1 2W 47K 4K7 100N 4148 4148 4M7 2K2 2K2 TO220 MC7812CT 22N 400V 4148 4148 220K 1 2W 2N5401 47K WHT 47K 47K 22N 400V MPSA56 100N 100N 100N 100N 100N BAT85 4N...

Page 8: ...A300 M1297 PENDING CHANGES 5 2 6 3 4 1 DATE MODEL S VER DESCRIPTION OF CHANGE D D V V N N D D D D V V V V N N N N YBA300 M1297 Drilling History 11 8 5 2 12 9 6 13 10 7 3 4 1 D D D D V V V V N N N N D...

Page 9: ...J 12 2 W8 B 12 3 W8 C 12 GND GND R55 1 4W 2K2 IG 1 4W 47K R73 8 V 4 V U3 C R27 1 4W 20K In Com Out S6 A 3436 RESONANCE 400V C15 2N2 C28 16V 33U R67 1 4W 470K R66 1 2W 18R 2 3 1 9pin V5 A 12AX7 2X_TRIO...

Page 10: ...arized attribute from C22 Change input link to 2345 connectors with 3056 cable All new layout 2011 04 06 2010 12 10 2010 09 10 Added two 100N caps C38 and C39 Revised per PC 8247 Final proto and first...

Page 11: ...330N 220K 1K 681R WHT 20K 220R 100N MC33078P WHT 20K 100N 50V 22U 100N 22N MC33078P 330N 250V WHT 36K 2 0W 220P 2 0W 36K WHT RED YEL 150K 100N 15A 500K 91K 470K 15A 500K 1K54 100K 16V 100U 50V 22U 22U...

Page 12: ...ON THE BOARD FOR PROPER SOLDERING 6 PCBSA Do not break out board before testing FUNCTION KNOB REF MODEL S PART R R R R R R P4 P2 P6 P3 P1 P5 F F F F F F FREQ TREBLE MASTER GAIN BASS MID P P P P P P 44...

Page 13: ...ER DESCRIPTION OF CHANGE D V N D V N M1301 PCB_DATABASE_HISTORY YBA300 2010 02 02 1 00p1 All new layout 2010 09 10 1 00p2 Value changes for sound tweaks Change x f to connector Add shield to switch pc...

Page 14: ...0K R219 450V C101 10U GRY YEL GRY_ WHT wire added by wiring CHGND HI2 505V C86 and C87 C90 C91 Value FUSE F1 C_Type 2 1 W11__ 2 W11 B 2 5 4 3 2 1 4163 PLUG BLK wire added by wiring 1 2W 47K R180 350V...

Page 15: ...0W 4007 4007 4007 4N7 250V HER508 HER508 4007 4007 1000U 35V 1000U 35V 150K 2 0W 25V 100U 100N 100N 470K 470K 10K0 1 0W 47K 1 2W 22U 350 V 10U 450V 150K 2 0W HER508 10K0 1 0W 4K7 2K2 2 0W 2 2 U 3 5 0...

Page 16: ...All manuals and user guides at all guides com a l l g u i d e s c o m...

Page 17: ...R RAD 2FLM 1 4847 1 4W 2K2 5 T R RES 7 5882 220N 250VDC 10 CAP BLK RAD PLY FLM 2 6104 1 4W 2K2 5 MINI T R RES 1 5233 330N 63V 5 CAP T R RAD 2FLM 3 4681 1 0W 4K7 5 T R RES 1 5602 330N 250VDC 10 CAPBLK...

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