Infinity Compositions Series Service Manual Download Page 20

Overture 1

20

Electrical Parts List (120v)

Part#

Qty

Description

Ref Designation

Semiconductors

DI1004

1

DIODE ZENER 6.2V 1/2W T/R

ZD2

DI1060

9

Diode Switching 500mW 75V

D1-2, 4-5, 6-9, 11

DI1089

1

Diode 1N4003

D10

DI1101

2

DIODE ZENER 10V 1/2W T/R

ZD3, 5

CI1186

1

Diode Zener 36V 5% 5W T/R

ZD1

DI1187

1

Di, Bridge Power 400v/8A

D18

IC1045

1

Three-Term. Adj. Pos. V R LM317T

U4

IC1215

2

IC TL064CN Quad OP AMP

U1-2

IC1216

1

IC TL062CP Dual OP Amp.

U3

TR1002

3

NPN Transistor TO-92  2N3904

Q1, 5, 7

TR1017

4

Transistor PNP T/R  2N3906

Q2-3, 6, 8

TR1257

2

MOSFET Power IRFS250

Q13-14

TR1259

3

NPN 300V/0.5A/20W  BF469

Q4, 9, 12

TR1260

1

PNP 300V/0.5A/20W  BF470

Q10

LE1034

1

Led Green/Red Common Cathode

LED1

TR1304

1

NPN 60V/3A 25W 2SD2012

Q11

Capacitors

CP1126 

1

CAP POLY FILM 1uF 10% 50V

C19

CP1630

1

Cap. Alum El. 220uF 20% 25v

C20

CP1656

1

Cap. Alum El. 100uF 20% NPE 25V T/R

C2

CP1657

1

Cap. Alum El. 220uF 20% NPE

C3

CP1658

4

Cap. Disc 100pF 10% 500V Y5P

C4, 12, 14, 30

CP1659

1

Cap. NPE 10uF 20% 25V T/R

C11

CP1660

2

Cap. Alum El. 1000uF 20% 200V 85C 

C15, 35

CP1661

1

Cap. Alum El. 100uF 20% 50V T/R

C16

CP1662

5

Cap. Alum El. 10uF 20% 35V T/R

C17-18, 22-23, 25

CP1663

1

Cap. Alum El. 47uF 20% 25V

C21

CP1664

2

Cap. Alum El. 4.70uF 20% 63V T

C24, 29

CP1665

1

Cap. Alum El. 10uF 20% 63V T/R

C28

CP1666

2

Cap Cer Disc 68pF 20% 500V T/R

C31-32

CP1667

1

Cap. Poly Fil. 0.47uF 10% 250V

C33

CP1668

1

Cap. Alum El. 47uF 20% 100V

C36

CP1669

1

Cap. Poly Fil. .10uF 10% 400V

C40

CP1670

1

Cap. Poly Fil. .039uF 5% 50V

C41

CP1672

3

Cap Poly 0.22uF 5% 63V T/R

C5-6, 13

CP1673

1

Cap Poly Fil. 1uF 10% 50V

C26

CP1674

1

Cap. Alum El. 1uF 20% 50V

C27

CP1675

7

Cap. Poly Fil. 0.1uF 5% 5W 

C7, 9-10, 37-39, 42

Summary of Contents for Compositions Series

Page 1: ...Compositions Series Overture 1 Powered Loudspeakers Service Manual Infinity Systems Inc 250 Crossways Park Dr Woodbury New York 11797 REV 0 12 00...

Page 2: ...ACKAGING PARTS LIST 9 EXPLODED VIEW 10 PACKAGING 11 SERVICE BULLETIN INF9704 NOV 1997 12 SERVICE BULLETIN INF9705 NOV 1997 13 OVERTURE 1 TECH TIPS 14 TEST SET UP AND PROCEDURE 15 DISSASSEMBLY PROCEDUR...

Page 3: ...gnetically shielded woofer Mid Bass Driver 2 4 101mm high efficiency magnetically shielded midrange drivers High Frequency Driver 1 25mm soft dome high efficiency neodymium magnet magnetically shielde...

Page 4: ...Detailed Specifications Overture 1 4...

Page 5: ...Overture 1 5 Wiring The System...

Page 6: ...Overture 1 6 Operating The System...

Page 7: ...Overture 1 7 Replacing The Fuse...

Page 8: ...Overture 1 8 Care Of Your Speaker System Troubleshooting...

Page 9: ...01 22 GAIN KNOB 1 146 8021 23 INPUT BINDING POST RED 1 331723 001 24 INPUT BINDING POST BLACK 1 331724 001 25 LOGO 1 332622 001 26 FRONT GRILLE 1 331185 001 PACKAGING 27 FOAM END PAD TOP AND BOTTOM 2...

Page 10: ...ation that is the property of Infinity Systems Inc and may not be disclosed to or duplicated for others except as authorized by Infinity Systems Inc 1 4 5 6 9 15 2 PL 8 20 11 2PL 11 7 4 PL 8 PL 12 2 P...

Page 11: ...Overture 1 11 Packaging 30 28 34 33 32 31 27 29 2 PL TOP OF CARTON 00396...

Page 12: ...Overture 1 12...

Page 13: ...Overture 1 13...

Page 14: ...Overture 1 14...

Page 15: ...Overture 1 15 Test Set Up and Procedure SIGNAL GENERATOR AMPLIFIER AC VOLT METER 10V OVERTURE 1 UNDER TEST SPEAKER OUTPUT FROM AMPLIFIER 00418...

Page 16: ...Overture 1 16 Dissassembly Procedure...

Page 17: ...Overture 1 17 Amplifier PCB Components Side...

Page 18: ...Overture 1 18 Bass Amplifier PCB Solder Side...

Page 19: ...Overture 1 19 Bass Amplifier PCB Component Side Silkscreen...

Page 20: ...25W 2SD2012 Q11 Capacitors CP1126 1 CAP POLY FILM 1uF 10 50V C19 CP1630 1 Cap Alum El 220uF 20 25v C20 CP1656 1 Cap Alum El 100uF 20 NPE 25V T R C2 CP1657 1 Cap Alum El 220uF 20 NPE C3 CP1658 4 Cap D...

Page 21: ...m 1 1 4W T R R2 12 20 41 58 69 71 RS2025 2 RES M F 9 31K ohm 1 1 4W T R R1 22 RS2100 2 RES M F 22 1K ohm 1 1 4W T R R9 10 RS2124 1 RES M F 2 37K ohm 1 1 4W T R R6 RS2125 2 RES M F 59K ohm 1 1 4W T R R...

Page 22: ...ransistor BR1416 1 Plate Amp BR1419 1 BAR AMP ASSY FH1004 1 Fuseholder 2AG Chassis Mount FH1 FS1064 1 Fuse Slo Blo 3A 250v 2AG F1 HS1144 1 Heatsink Snowball 97 1 NU1049 8 Nut 8 32 x 1 4 Hex Keps Sink...

Page 23: ...El 220uF 20 25v CP1656 1 Cap Al El 100uF 20 NPE CP1659 1 Cap NPE 10uF 20 25V T R CP1661 1 Cap Alum El 100uF 20 5 CP1662 5 Cap Alum El 10uF 20 35 CP1663 1 Cap Alum El 47uF 20 25 CP1664 1 Cap Alum EL 4...

Page 24: ...31Kohm 1 1 4W RS2125 2 RES M F 59Kohm 1 1 4W RS2127 1 RES M F 12 4Kohm 1 1 4W RS2129 1 RES M F 5 49Kohm 1 1 4W RS2132 1 RES M F 21 5Kohm 1 1 4W RS2141 1 RES M F 110Kohm 1 1 4W RS2142 3 RES M F 100Kohm...

Page 25: ...4 FERRITE BEAD WA1085 2 WASHER 6 INTERNAL STAR BR1518 1 BAR SPREADER LB1304 1 LABEL GROUND XX1326 1 STRAIN RELIEF SP1092 2 NYLON STANDOFF SC1234 1 SC 4 40x1 14 MACH THR SC1287 2 SC 10 32x1 4 MACH THR...

Page 26: ...Overture 1 26 Integrated Circuit Diagrams...

Page 27: ...00V L2 4 5 mH C3 150 uF 50V C4 16 uF 100V R1 5 6 ohms 5W C5 4 7 uF 50V L3 0 1 mH R2 2 ohms 5W 00402 AMPLIFIER 250 LF 205 LF YEL YEL BLK NETWORK 120V 331211 001 240V 333580 001 MIDRANGE TRANSDUCERS 2 3...

Page 28: ...Overture 1 28 120V Power Supply...

Page 29: ...Overture 1 29 120V Filter Connectors...

Page 30: ...Overture 1 30 120V Amplifier...

Page 31: ...Overture 1 31 230V Power Supply...

Page 32: ...Overture 1 32 230V filter Connectors...

Page 33: ...Overture 1 33 230V amplifier...

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