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RDA-7.1

SERVICE MANUAL

SERVICE MANUAL

SEVEN CHANNEL AMPLIFIER

MODEL 

RDA-7.1

120 V AC, 60Hz

ADD

Ref. No. 3804

Nov, 2004

230-240 V AC, 50Hz

APP

230-240 V AC, 50Hz

APA

220-230 V AC, 50/60Hz

AGT

220-230 V AC, 50/60Hz

AGK

SAFETY-RELATED COMPONENT 
WARNING!!

COMPONENTS IDENTIFIED BY MARK         ON THE

SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE

CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.

REPLACE THESE COMPONENTS WITH ONKYO

PARTS WHOSE PART NUMBERS APPEAR AS SHOWN

IN THIS MANUAL.

MAKE LEAKAGE-CURRENT OR RESISTANCE

MEASUREMENTS TO DETERMINE THAT EXPOSED

PARTS ARE ACCEPTABLY INSULATED FROM  THE

SUPPLY CIRCUIT BEFORE RETURNING THE

APPLIANCE TO THE CUSTOMER.

Summary of Contents for RDA-7.1

Page 1: ...ELATED COMPONENT WARNING COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL MAKE LEAKAGE CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIAN...

Page 2: ...n from 20 Hz to 20 kHz with no more than 0 1 total harmonic distortion FTC 300 watts per channel min RMS at 4 ohms 2 channels driven at 1 kHz with no more than 0 1 total harmonic distortion FTC 350 W EIAJ 4 ohm 1 kHz 10 300 W DIN 4 ohm 1 kHz 0 7 3 5 Hz 250 kHz 47 kohm each phase 1 2 V 100 mVrms 200 mV 0 03 20 Hz to 20 kHz 40 at 8 ohm 15 A 10 A 4 ohms AC 120 V 60 Hz AC 230 V 50 Hz AC 220 V 50 60 Hz...

Page 3: ...ges 100V K1 3 to TB1 4 P7 to TB1 3 P2 to TB1 2 K2 3 to TB1 12 P8 to TB1 11 P3 to TB1 10 110V K1 3 to TB1 6 P7 to TB1 5 P2 to TB1 2 K2 3 to TB1 14 P8 to TB1 13 P3 to TB1 10 120V K1 3 to TB1 8 P7 to TB1 7 P2 to TB1 2 K2 3 to TB1 16 P8 to TB1 15 P3 to TB1 10 200V K1 3 to TB1 4 TB1 2 to TB1 3 K2 3 to TB1 12 TB1 10 to TB1 11 220V K1 3 to TB1 6 TB1 2 to TB1 5 K2 3 to TB1 14 TB1 10 to TB1 13 230V K1 3 to...

Page 4: ...2 PRIMARY CONNECTIONS FOR DIFFERENT VOLTAGES Continued Inrush Current Limiter Board RDA 7 030 A AC Board RDA 7 020 B P2 TB1 P3 P7 P4 P9 P1 P10 P8 K1 3 K2 3 K2 4 K1 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Low L L H High Jumpers ...

Page 5: ...A51 A50 A51 B04 A06 x 3 pcs A05 A08 14mm x 2 pcs A07 10mm x 2 pcs A03 A23 A04 A02 A07 10mm x 2 pcs A08 14mm x 2 pcs A05 A06 x 3 pcs A22 x 4 pcs A21 A20 B02 UN02 A35 UN01 A34 B01 B07 UN03 A34 A35 A10 Note A01 Front panel ass y A02 A08 A635 B08 A52 A52 B05 ...

Page 6: ...RDA 7 1 EXPLODED VIEWS 2 AMPLIFIER MODULE RDA 7 1 A61 Top A60 Base A62 Bottom B12 Black B11 Red A65 ...

Page 7: ...RDA 7 1 EXPLODED VIEWS 3 SCREWS RDA 7 1 Cut A132 A131 A130 A132 A131 A132 A131 ...

Page 8: ...RDA 7 1 EXPLODED VIEWS 4 SCREWS 14 GROU ...

Page 9: ...RDA 7 1 EXPLODED VIEWS 5 SCREWS ...

Page 10: ...RDA 7 1 SCHEMATIC DIAGRAMS 1 POWER SUPPLY A 1 2 3 4 5 B C D ...

Page 11: ...RDA 7 1 SCHEMATIC DIAGRAMS 2 DRIVER CIRCUIT A 1 2 3 4 5 B C D C13 C14 ROB C For audio C13 C14 C13a C14a C17 C20 ROB C For audio C17 C20 C17a C20a ...

Page 12: ...RDA 7 1 SCHEMATIC DIAGRAMS 3 OUTPUT STAGE AND PROTECTION A 1 2 3 4 5 B C D ...

Page 13: ...RDA 7 1 SCHEMATIC DIAGRAMS 4 PROTECTION A 1 2 3 4 5 B C D ...

Page 14: ...RDA 7 1 SCHEMATIC DIAGRAMS 5 AC BOARD A 1 2 3 4 5 B C D ...

Page 15: ...RDA 7 1 SCHEMATIC DIAGRAMS 6 PROTECTION WIRING A 1 2 3 4 5 B C D ...

Page 16: ...PRINTED CIRCUIT BOARD VIEWS 1 AMPLIFIER PC BOARD RDA 7 1 A 1 2 3 4 5 B C D AMPLIFIER PC BOARD RDA 7 010 F UN01 Side A Top ...

Page 17: ...RDA 7 1 E F G H ...

Page 18: ...RDA 7 1 PRINTED CIRCUIT BOARD VIEWS 1 AMPLIFIER PC BOARD A 1 2 3 4 5 B C D E F G H AMPLIFIER PC BOARD RDA 7 010 F UN01 Side A Top ...

Page 19: ...PRINTED CIRCUIT BOARD VIEWS 2 AMPLIFIER PC BOARD RDA 7 1 A 1 2 3 4 5 B C D AMPLIFIER PC BOARD RDA 7 010 F UN01 Side B Bottom ...

Page 20: ...RDA 7 1 E F G H ...

Page 21: ...RDA 7 1 PRINTED CIRCUIT BOARD VIEWS 2 AMPLIFIER PC BOARD A 1 2 3 4 5 B C D E F G H AMPLIFIER PC BOARD RDA 7 010 F UN01 Side B Bottom ...

Page 22: ...les going to the channels Each secondary should read 50 VAC 2 VAC BIAS DC Offset Adjustment Connect the assembled channel to the power transformer Connect the power cord into an AC wall outlet Turn ON the unit After about 3 seconds the two green LED s should turn ON Measure the following voltages and make sure they are within the specifications Connect the DC voltmeter to the test points TP1 and T...

Page 23: ...1 ADJUSTMENT PROCEDURE 2 AC INLET FUSE 12V TRIGGER IN OUT 2 1 Final Assembly Check Check the screw which is the fixation of AMPLIFIER MODULE when the electric conductivity between 1 and 2 is ruined Rear panel ...

Page 24: ...A51 CUSHION 4 28141560 EXPLODED A52 CUSHION LEG 4 28141590 EXPLODED A60 RETAINER BASE 7 27141900 EXPLODED A61 RETAINER T 7 27141901 EXPLODED A62 RETAINER B 7 27141902 EXPLODED A65 RETAINER S 7 27141906 EXPLODED A635 LABEL LABEL FLASH 1 29360778 EXPLODED A130 BUSH TOSHIBA AC331 2 28170075 EXPLODED A131 WASHER W3 x 8F BC 8 87643008 EXPLODED A132 SP WASHER SW 3 SP WASHER 8 871130 EXPLODED B01 TOP COV...

Page 25: ... PCB01 U6 IC TLC372CP Dual Comparator 1 48 0101 PCB01 U7 IC CD4013BCN Dual D Flip Flop 1 48 0102 PCB01 U8 IC CD4025BCN Triple 3 Input NOR 1 48 0103 PCB01 U9 IC TLC555 8PIN DIP 1 48 0104 PCB01 U10 PHT CP PS2502 1 1 24120092 PCB01 Q1 TR MOS FET IRF620 or IRF621 1 48 0085 PCB01 Q2 TR IRF540 1 48 0087 PCB01 Q3 TR 2N5401 1 48 0088 PCB01 Q4 TR 2N5551 1 48 0089 PCB01 Q5 TR IRF5210 or IRF9540N 1 48 0086 P...

Page 26: ...PCB01 C13 C13a ROB C CE04W35V 100M ROB For audio 2 395861017 PCB01 C14 C14a ROB C CE04W35V 100M ROB For audio 2 395861017 PCB01 C17 C17a ROB C CE04W50V 22M ROB For audio 2 395882207 PCB01 C20 C20a ROB C CE04W50V 22M ROB For audio 2 395882207 PCB01 C40 ELECT C 100uF 100V 1 15 0104 PCB01 R24 TRIM R TRIMPOT 50 kohm 503 1 46 0019 PCB01 R46 TRIM R TRIMPOT 25 Turn 500 ohm 501 1 46 0020 PCB01 F3 FUSE LIT...

Page 27: ...1 1 29343638A APP PACKING 10 INS MANUAL T RDA 7 1 1 29343639A AGT PACKING 11 WRNTY CARD RESEARCH 1 29365091A ADD PACKING 12 AC CORD 120V 1 65 0120 ADD PACKING 12 AC CORD 230V 1 65 0136 APP PACKING 12 AC CORD 230V 1 65 0136 APA PACKING 12 AC CORD 230V 1 65 0136 AGT PACKING 12 AC CORD 230V 1 65 0136 AGK PACKING 13 PLUG CORD 3 5 MINI PLUG RI 1 2010200 PACKING 14 OUTER CARTON RDA 7 1 1 34 ONK 0002 PAC...

Page 28: ...RDA 7 1 PACKING PROCEDURE 1 INNER CARTON 01 Inner carton 06 03 02 02 04 12 13 07 06 07 06 05 09 11 10 08 18 FRONT SIDE Inner carton ...

Page 29: ...RDA 7 1 PACKING PROCEDURE 2 OUTER CARTON RDA 7 1 R D A 7 1 RDA 7 1 RDA 7 1 R D A 7 1 RDA 7 1 R E S E A R C H R E S E A R C H 14 Outer carton 17 16 15 15 16 16 Inner carton ...

Page 30: ... http www onkyochina com Sales Product Planning Div 2 1 Nisshin cho Neyagawa shi OSAKA 572 8540 JAPAN Tel 072 831 8023 Fax 072 831 8124 http www onkyo com ONKYO CORPORATION Integra Research Division of ONKYO U S A CORPORATION 18 Park Way Upper Saddle River N J 07458 U S A Tel 201 785 2600 Fax 201 785 2650 http www integraresearch com Integra Research Division of ONKYO EUROPE ELECTRONICS GmbH Liegn...

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