Onkyo TX-SR702 Service Manual
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Onkyo TX-SR702 Service Manual

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See also: Instruction Manual
SERVICE MANUAL
SERVICE MANUAL
AV RECEIVER
MODEL
Black, Golden and Silver models
BMDD,BMDC,SMDC
BMPP,SMPP,BMPA,GMPA,GMPT
GMWT
GMGK,GMGQ,GMGR
SAFETY-RELATED COMPONENT
WARNING!!
THE MARK
FOUND ON SOME COMPONENT
PARTS INDICATES THE CRITICAL FOR RISK OF
FIRE AND ELECTRIC SHOCK.
WHEN REPLACING, BE SURE TO USE PARTS OF
IDENTICAL DESIGNATION.
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.
TX-SR702/E
120V AC, 60Hz
230-240V AC, 50Hz
120/220-230V AC, 50/60Hz
220-230V AC, 50Hz
TX-SR702/E
Ref. No. 3826
092004
TX-SR702
RC-588M

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Summary of Contents for Onkyo TX-SR702

  • Page 1 TX-SR702/E Ref. No. 3826 092004 SERVICE MANUAL SERVICE MANUAL AV RECEIVER TX-SR702/E MODEL TX-SR702 Black, Golden and Silver models 120V AC, 60Hz BMDD,BMDC,SMDC 230-240V AC, 50Hz BMPP,SMPP,BMPA,GMPA,GMPT 120/220-230V AC, 50/60Hz GMWT 220-230V AC, 50Hz GMGK,GMGQ,GMGR RC-588M SAFETY-RELATED COMPONENT WARNING!! THE MARK...

  • Page 2: Specifications

    TX-SR702/E SPECIFICATIONS General Amplifier Section Power Supply American: AC 120 V, 60 Hz Power Output American 100 W + 100 W (8 ,20Hz~ Australian and European: AC 230-240 V, 2 channel driven: 20kHz,FTC) 50 Hz European: 130 W + 130 W...
  • Page 3 TX-SR702/E SERVICE PROCEDURES 1. Replacing the fuses 4.Setting the voltage selector (Worldwide models only) This symbol located near the fuses indicates that the fuse used is fast operating type. For continued protection against Worldwide models are equipped with a voltage selector to conform fire hazard, replace with same type fuse.
  • Page 4 TX-SR702/E EXPLODED VIEW A186 A031 P901 A059 A037 A033 A171 A042 A040 A039 A031 A187 A012 P761 A044 A046 A045 A031 A063 A211 A062 A031 A061 A031 A091 A064 A031 A031 F903 Q6053A P961A Q6055 F901 P7501 A084 A085 A031...
  • Page 5 TX-SR702/E BLOCK DIAGRAM Amplifier section MIC AMP TUNER PACK VIDEO4 NJW1157 PHONO RIAA -6dB TAPE OUT TAPE IN TC9162 VIDEO3 IN Z2_L MIX_L Z2_R MIX_R VIDEO2 OUT VIDEO2 IN RECOUT_L VOLIN_SBL RECOUT_R VOLIN_SBR VIDEO1 OUT VIDEO1 IN SOURCE_L SOURCE_R MSL/MSR...
  • Page 6 TX-SR702/E BLOCK DIAGRAM Amplifier section HEADPHONES POWER AMPLIFIER SPEAKER TERMINALS +29dB FRONT LEFT +29dB FRONT RIGHT +29dB CENTER FL_PO TONE +29dB SURR. LEFT FR_PO TONE +29dB SURR. RIGHT CT_PO PREOUT +20.2dB SW_PO +29dB SUUR. BACK LEFT SL_PO +29dB SUUR. BACK...

  • Page 7: Video Section

    TX-SR702/E BLOCK DIAGRAM Video section COMPONENT VIDEO INPUT SDET*{OSD+(OSD*SI)} OSD*(SDET+SI) COMPOSITE VIDEO INPUT LC74763-9836 SDET*{OSD+(OSD*SI)} VIDEO1 NJM2595 SDET*OSD VIDEO2 VIDEO3 DIGITAL VIDEO DECODER DIGITAL VIDEO ENCODER ADV7183A ADV7172 DACA VIDEO4 AIN1 DACB -6dB DACC AIN2 COMPOSITE / Y2 -6dB AIN3...

  • Page 8: Block Diagram Video Section

    TX-SR702/E BLOCK DIAGRAM Video section COMPONENT VIDEO OUTPUT COMPOSITE VIDEO OUTPUT MONITOR LA7106M VIDEO1 VIDEO2 LA7106M SDET*{OSD+(OSD*SI)} ODER SDET*{OSD+(OSD*SI)} SDET*{OSD+(OSD*SI)} S VIDEO OUTPUT MONITOR SDET*{OSD+(OSD*SI)} SDET*OSD VIDEO1 SDET*OSD VIDEO2...

  • Page 9: Schematic Diagram

    TX-SR702/E SCHEMATIC DIAGRAM 1 TO NAVD-8409(SCH. 7) TO NADG-8366 (SCH. 9) Preamplifier section Front NAAR-8365-1(1) AIN_L AIN_R Q303 78L07 R367 C342 C340 123J 392J SOURCE_R R362 270K SOURCE_L C375 C374 R364 10/16 10/16 C334 ADRT+ Q301:A 47/50 R302 PH_R0 ADRT-...
  • Page 10 TX-SR702/E SCHEMATIC DIAGRAM 1 Preamplifier section TO NAPS-8389 (SCH. 6) C391 R499 SYSIN 103J P424 R962 Q901B P961 100_1/2W FANH Q909 2SA1726 FANCTR PURE AUDIO 1SS352 D901 R905 Q992 Q991 RN1404 RN1404 Q911 78L05HF R913 Q908 RN2402 VPOWER JL9502B Q907...
  • Page 11 TX-SR702/E SCHEMATIC DIAGRAM 2 DSP section +5VDSP +12VA -12VA NAAR-8365-1(2) JL750 L921 -12VA +12VA European models only L651 022M Q651:A R652 R668 10K LRCK C666 R667 FILT+ 105K NJM4565M-D C664 104Z C654 R654 R_GND 1.2K 10/16 R665 330 ADLT+ AINR...
  • Page 12 TX-SR702/E SCHEMATIC DIAGRAM 2 DSP section P120B JL7503B +5VDSP Q922 MPD2925T Q921 MPD2933T R682 ADCRST_3V R683 DSPCS_3V ADCRST R684 220 DSPRST_3V DSPCS R685 DIGSDO_3V DSPRST R686 DIGSDO DIGCLK_3V DIGCLK R688 220 DSPFCS_3V DSPFCS C681 104Z DIGSDI DSPINT TC74HCT7007AF Q682 OUT4...

  • Page 13: Driver Section

    TX-SR702/E SCHEMATIC DIAGRAM 3 Driver section TO NAAR-8365 NAAF-8383 (SCH. 1) P308A P308C [58.0V] R5163 120 (1/4W) R5113 [57.5V] R5183 R5093 Q5033 100K [57.0V] (1/4W) [1.1V] [56.5V] C5103 C5053 P6003A C5013 10/100 47/50 R5003 Q5003 Q5013 C5083 10/50 [-0.1V] 040C...
  • Page 14 TX-SR702/E SCHEMATIC DIAGRAM 3 Driver section TO NAAR-8365 (SCH. 1) TO NAAR-8365 P308A P308C (SCH. 1) [58.0V] R5160 120 (1/4W) R5110 [57.5V] R5180 R5090 Q5030 100K [57.0V] (1/4W) [1.1V] [56.5V] C5100 C5050 P6000A C5010 47/50 10/100 R5000 Q5000 Q5010 C5080 47/50 [-0.1V]...
  • Page 15 TX-SR702/E SCHEMATIC DIAGRAM 4 Power amplifier section NAAF-8397 R6063 2.2 [58.0V] Q6033 (1/4W) R6163 R6083 Q6053 R6033 [1.1V] (1/4W) [1.0V] Q6073 R6143 [0.6V] R6003 [0.6V] R6203 5.6K P6083 R6073 R6103 R6013 (1/4W) 0.22 X2 3.9K D6003 Q6013 (5W) R6153 [-0.3V]...
  • Page 16 TX-SR702/E SCHEMATIC DIAGRAM 4 Power amplifier section R6060 2.2 [58.0V] Q6030 (1/4W) R6160 R6080 Q6050 R6030 [1.1V] [1.0V] (1/4W) Q6070 R6140 R6000 [0.6V] [0.6V] R6200 5.6K P6080 R6070 R6100 R6010 (1/4W) 0.22 X2 3.9K D6000 +24V Q6010 (5W) +24V [-0.3V]...
  • Page 17 TX-SR702/E SCHEMATIC DIAGRAM 5 Power amplifier and Speaker terminal sections NAAF-8391 Refer to the list of SCH. 4 for semiconductors. R6065 2.2 Q6035 [58.0V] (1/4W) R6165 R6085 Q6055 R6035 [1.1V] (1/4W) [1.0V] Q6075 R6145 JL6200B R6005 0.6V [0.6V] R6205 5.6K [0.6V]...
  • Page 18 TX-SR702/E SCHEMATIC DIAGRAM 5 Power amplifier and Speaker terminal sections R6165 Q6075 R6145 JL6200B SBRSP SBLSP IPRO C6055 103J R6245 220K R6166 NAETC-8402 Q6076 R6146 THERMAL SENS. R6380 PTFL04BF 471Q2N34B0 +24V +24V THERMAL PROT. C6056 R6381 103J PTFL04BC R6246 471Q2N34B0...

  • Page 19: Power Supply Section

    TX-SR702/E SCHEMATIC DIAGRAM 6 Power supply section NOTE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. . VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL) . ELECTROLYTIC CAPACITORS ( ) ARE IN F/WV.
  • Page 20 TX-SR702/E SCHEMATIC DIAGRAM 6 NAPS-8389 C9003 Power supply section D9002 D9001 1000/35 C9001 J9019 334J D9001-9004: RL1N4003 C9004 470/35 C9002 D9003 D9004 -24V 334J S3GND Q9001 NJM78M56FA +24V D9005 TA78057S +12V D3SBA20 D9010 C9011 S2GND C9005 RL1N4003 1000/25 +5.6V 334J...

  • Page 21: Display Section

    TX-SR702/E SCHEMATIC DIAGRAM 7 Display section NADIS-8406 Q7501 HNA-16SM10T Q7503 2SC2712 Q7502 M66005-0001AFP U7501 PIC-37043TH2 D7508 1SS352 R7588 OR 1SS355 REMIN Q7581 Q7582 LEDPURE KRC102S OR RN1402 R7611 KRC102S LEDZ2 OR RN1402 LEDSTBY R7621 NASW-8411 R7631 R7641 Q7584 S7501 LEDVOL...
  • Page 22 TX-SR702/E SCHEMATIC DIAGRAM 7 Display section P7502A TO NAPS-8389 (SCH. 6) NAETC-8412 -26V C7534 473Z R7808 L7801 022M P7801 L7802 C7801 R7805 C7805 022M Q7801 10/16 D7501 10/16 R7806 Q7802 ANALYZER UDZS8.2B R7809 5.6V C7802 RN1241-A C7505 330J NJM4565M-D 473Z...
  • Page 23 TX-SR702/E SCHEMATIC DIAGRAM 8 Video section TO NADG-8366 (PART-9) TO NADG-8366 (PART-9) TO NADG-8366(PART-9) P6804 P2004 NAVD-8464 P2201 4.7M RL2201 JL6801A RL2204 C2202 102K P2201 RL2202 RL2205 RL2203 P2201 Q2004 D2202 LC74763-9836 Vdd1 X2001 R2057 C2061 D2201 SYNCDET 0.47/50 C2041 14.32MHZ...

  • Page 24: Table Of Contents

    TX-SR702/E SCHEMATIC DIAGRAM 8 Video section TO NADG-8366(PART-9) P2005 C2072 C2071 104Z 104Z R2083 R2071 100K R2082 100K R2072 100K 100K R-S3 R2073 R2086 100K R-S4 100K R2074 R2085 100K 100K R2081 L-S5 R-S5 R2075 100K Q2006 100K R2080 L-S6...
  • Page 25 TX-SR702/E SCHEMATIC DIAGRAM 9 Microprocessor section NADIS-8406 (SCH. 7) R837 2.7K R838 2.7K R839 P122 2.7K R840 IRIN 2.7K +56S GNDCPU 12VTRGC +12VTRG Except 120V and Asutralian models 5VCPU 232TX 232RX GNDCPU R805 NADG-8366 P103A 104Z C708 104Z C709 -12VA...
  • Page 26 TX-SR702/E SCHEMATIC DIAGRAM 9 Microprocessor section +5VMUT R843 R841 R845 2.2K 2.2K 2.2K 102J Q709 C716 C714 102J Q705 Q707 102J RN1404 RN1404 RN1404 C717 C715 102J GNDCPU 102J C718 SBZ2MUTD 102J C719 R833 4.7K Z2PLMUTD 102J C720 R834 SBZ2MUTM...
  • Page 27 TX-SR702/E SCHEMATIC DIAGRAM 10 I/O termianl sections NADG-8368 R126 U115 L115 VQ112 022K TORX179L R125 U114 TORX179L R124 U113 L116 VOPT TORX179L 022K C119 R123 080D U112 R119 L114 022K TORX179L U111 TOTX179L R117 R114 C117 L113 R118 022K C118...
  • Page 28 TX-SR702/E WIRING VIEW Power switch PC board AC outlet PC board NAETC-8399 Speaker terminal P P6602 P6600 NASW-8387 P6803 P6802 NAETC-8400 NAETC- 8385 SCH. 6 NAETC-8401 Speaker terminal P6691 SCH. 6 Soldering side P926A P925A F/C PC board SCH. 5...

  • Page 29: P2005

    TX-SR702/E WIRING VIEW inal PC board NAETC-8367 SCH. 10 Control terminal PC board Digital input/output terminal PC board SCH. 10 Video circuit PC board NADG-8368 P2201 P2001 P2002 P2003 P6802 P6803 P6801 oard P424 P423 P301 P422 P305 P304 P303...
  • Page 30 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 1 FROM COMPONENT SIDE NAAR-8365 DSP and preamplifier PC board...
  • Page 31 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 1 FROM COMPONENT SIDE NAAR-8365 DSP and preamplifier PC board...
  • Page 32 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 2 FROM SOLDERING SIDE C5004 Q5034 R5004 R5194 R5224 J5144 C5014 R5044 C5114 R5204 R5164 R5014 R5134 R5024 J5140 C5094 R5104 C5044 J5143 C5024 Q5054 R5084 R5074 Q5014 R5174 R5154 R5144 J5142 J5141 C5003 Q5033...
  • Page 33 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 3 FROM SOLDERING SIDE Q6064 Q6054 Q6063 Q6053 Q6062 Q6052 Q6014 Q6013 Q6012 J6164 J6145 J6127 J6166 J6156 J6150 J6136 J6135 J6165 J6157 J6146 J6144 J6128 THRM J6170 J6161 J6155 J6143 J6139 J6123 J6148 J6126...
  • Page 34 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 3 FROM SOLDERING SIDE Q6052 Q6061 Q6051 Q6060 Q6050 Q6012 Q6011 Q6010 J6127 J6099 J6049 SBRSP J6135 J6116 J6101 J6083 J6066 J010A SBLSP J6128 J6117 J6100 J6084 J6048 IPRO J6016 J6123 J6115 J6095 J6082 J6047...
  • Page 35 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 4 FROM SOLDERING SIDE Q6056 P6383 Q6066 Q6065 Q6055 Q6016 Q6015 J6600 R6383 J6603 R6382 J6611 J6615 J6614 J6602 J6601 J6618 J6613 J6612 J6619 J6616 J6617 J6622 D6015 J6610 R6106 J6606 C6036 R6105 J6620 SBRSP...
  • Page 36 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 4 FROM SOLDERING SIDE P6600 P6602 P6600 C6652 C6642 C6650 C6640 P6602 NCETC-8401 C6651 25138401 R6610 L6600 J6615 R6600 L6602 J6632 L6600 L6601 J6616 P6691 J6645 JL6805A J6623 C6600 J6625 J6619 J6605 RL6600 D6600 J6620...
  • Page 37 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 5 FROM SOLDERING SIDE NCPS-8382 25138382A AC-G AC-H P901A P915 P916 P911 (DJW) J920 J902 J900 AC-G AC-H J915 J921 F903 P921 J909 J901 F903A F903B (DJW) J918 J917 5A 125V P918 10A 125V (PSW)
  • Page 38 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 5 FROM SOLDERING SIDE POWER SEC1H P6953B R9008 +13VS SPRLZ2 C9014 C9008 +10VS J9007 C9009 J9013 SPRLSB VOLH C9008 SPRLF C9009 SPRLCS THRM FLAC1 P6931A FLAC2 D9006 SEC3-2 D9008 S3GND C9006 D9013 SEC3-1 D9009 C9018...
  • Page 39 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 6 Side A MULTICH VIDEO1 VIDEO1 VIDEO2 VIDEO2 VIDEO4 VIDEO4 TAPE TAPE R7621 R7621 R7622 R7622 R7623 R7623 R7624 R7624 R7625 R7625 R7617 VIDEO3 R763 STANDBY Side B Q7581 NADIS-8406 Display circuit PC board...
  • Page 40 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 6 Side A TUNER TAPE D7 7 SETUP S7643 NASW-8411 Side B Volume PC board LEDVOL Side A Side B Side A HPDE HPDET L7704 C7704 NADIS-8406 Side B Display circui P board NAETC-8412 Headphone terminal PC board...
  • Page 41 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 7 P P 2009A Side A 501B Side B NAVD-8409 Video 4 terminal PC board Side B Side NADG-8410 Front optical terminal PC board...
  • Page 42 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 7 NAVD-8464 Video circuit PC board R2127 R212 R2180 10 0 2513846...
  • Page 43 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 7 C6882 D6801 Side B NAVD-8464 R2088 R2001 R2087 Video circuit PC board R2003 R2004 R2007 R2011 C2010 R2010 C2026 R2013 L2104 R2089 Q2013 L2101 R2017 L2103 C2022 L2102 L2105 C2016 R2016 C2030 R2064 R2019...
  • Page 44 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 8 FROM COMPONENT SIDE NADG-8366 Main connector PC board...
  • Page 45 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 9 FROM COMPONENT SIDE NAETC-8367...
  • Page 46 TX-SR702/E PRINTED CIRCUIT BOARD VIEW 9 FROM COMPONENT SIDE NADG-8368 Digital input/output terminal PC board...
  • Page 47 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS ADV7172KSTZ(Digital PAL/NTSC Vidoe Encoder with Six DACs) FUNCTIONAL BLOCK DIAGRAM CLOCK PAL NTSC CLAMP SCLOCK SDATA ALSB 10-BIT FIELD/ YUV TO VIDEO TIMING C MPU PORT DAC A GENERATOR MATRIX 10-BIT DAC B LEVEL...
  • Page 48 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS ADV7172KSTZ(Digital PAL/NTSC Vidoe Encoder with Six DACs) PIN FUNCTION DESCRIPTION Mnemonic Input/Output Function P7–P0 8-Bit 4:2:2 Multiplexed YCrCb Pixel Port (P7ÐP0) P0 represents the LSB. CLOCK TTL Clock Input. Requires a stable 27 MHz reference clock for standard operation. Alter- natively, a 24.5454 MHz (NTSC) or 29.5 MHz (PAL) can be used for square pixel operation.
  • Page 49 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS ADV7183AKST(Multiformat SDTV Video Decoder) DATA CLAMP AIN1–AIN12 PREPROCESSOR INPUT CLAMP CVBS DECIMATION AND S-VIDEO DOWNSAMPLING YPrPb FILTERS CLAMP SYNC AND CLK CONTROL SYNC PROCESSING AND CLOCK GENERATION CONTROL SCLK AND DATA SERIAL INTERFACE CONTROL AND VBI DATA...
  • Page 50 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS ADV7183AKST(Multiformat SDTV Video Decoder) Pi n Function Descri ptions Pin No. Mnemonic Type Function 3, 9, 14, 31, 71 DGND Digital Ground. 39, 40, 47, 53, 56 AGND Analog Ground. 4, 15 DVDDIO Digital I/O Supply Voltage (3.3 V )
  • Page 51 TX-SR702/E IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS BU1924FS (RDS Decoder) <European model only> BLOCK DIAGRAM 100k 120k 8th Switched 100k capacitor filter comparator anti-aliasing filter Vref RCLK (16) Analog Power supply QUAL RDATA Bi-phase Differential 57kHz (12) decoder 1187.5Hz decoder...
  • Page 52 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS CS42518(110dB,192kHz 8-Ch Codec with S/PDIF Receiver) TXP VARX AGND LPFLT DGND DGND VD VD RXP0 C&U Bit RXP1/GPO1 RXP2/GPO2 Data Buffer S/PDIF Control AD0/CS Clock Data RXP3/GPO3 Decoder Port AD1/CDIN Recovery RXP4/GPO4 Format SDA/CDOUT...
  • Page 53 SAI0 Serial External Memory SAI1 Audio Interface SAI2 Interface SAI3 Compressed DSP C Digital Digital DAO 0 Interface Audio Programmable Frame Output 32-Bit DSP Multi-Standard DA01 Shifter Digital Audio Decoder Audio Input GPIO and I/O Controller DSP AB Input Paraller or Serial Paraller or Serial Buffer PLL Clock...
  • Page 54 TX-SR702/E IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS IC42S16100 (16-Mbit Synchronous Dynamic RAM) BLOCK DIAGRAM COMMAND DECODER MEMORY CELL & ARRAY ADDRESS 2048 CLOCK BUFFER GENERATOR MODE BANK 0 REGISTER DATA IN SENSE AMP I/O GATE BUFFER I/O 0-15 COLUMN DECODER...
  • Page 55 TX-SR702/E IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS IC42S16100 (16-Mbit Synchronous Dynamic RAM) TERMINAL DESCRIPTION Pin No. Pin name Function 20 to 24 A0-A10 A0 to A10 are address inputs. A0-A10 are used as row address inputs during active command input 27 to 32 and A0-A7 as column address inputs during read or write command input.
  • Page 56 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS LA7106MFP(75 ohm video driver) +VCC VIN1+ VOUT1 NFB1 MUTE1 VOUT2 VIN2+ DR CTL NFB2 VOUT3 -VCC1 MUTE2 VIN3+ -VCC2 NFB3 NJM2595M(Video Selector Switch) Vin1 75Ohm Driver Vin2 Vout1 Vin3 75Ohm Driver Vout2 Vin4 Vin5...
  • Page 57 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS LC74763-9836(On-screen and controller) 8 BITS SERIAL LATCH PARALLEL COMMAND CONVERSION DECODER INDICATOR HORIZONTAL HORIZONTAL VERTICAL ON/OFF RAM WRITE VERTICAL SCLK CHARACTER INDICATION INDICATION INVERSION CHARACTER CONTROL ADDRESS POSITION POSITION CONTROL SIZE SIZE REGISTER REGISTER...
  • Page 58 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS M66005-0001AFP(FL tube drive IC) Vcc1 Vcc2 SEG36 DISPLAY CODE RAM CGROM (8 bits 16) (35 bits 160) SEG28 SEG27 SERIAL RECEIVE CGRAM CIRCUIT (35 bits 16) SEG01 SDATA write DIG16/SEG40 DIG13/SEG37 INDICATOR CONTROL RESET...
  • Page 59 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS uPD4721GS (RS-232C Driver/ Receiver) Block diagram Truth table Driver STBY Remarks Standby mode (DC/DC converter is stopped) Space level output Mark level output Receiver Remarks STBY STBY Standby mode (DC/DC converter is stopped) Space level input...
  • Page 60 TX-SR702/E IC BLOCK DIAGRAMS AND TERMINAL DESCRIPTIONS MX29LV040 (4M-Bit CMOS Single Voltage 3V Only Equal Sector Flash Memory) BLOCK DIAGRAM PROGRAM/ERASE CONTROL WRITE INPUT HIGH VOLTAGE STATE LOGIC MACHINE (WSM) STATE REGISTER MX29LV040 FLASH ARRAY ADDRESS ARRAY LATCH SOURCE A0-A18...
  • Page 61 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS NJW1157(8-Channel Electronic Volume with Input Selector) LAIN RAIN CAIN LSAIN RSAIN LBAIN RBAIN Supply SWAIN Voltage LATCH uCOM DATA L1IN Interface CLOCK Multi-channel DCLA1 DCLA2 R1IN L2IN TONE L OUT R2IN DCRA1 DCRA2 L3IN...
  • Page 62 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS NJW1157(8-Channel Electronic Volume with Input Selector) PIN FUNCTION SYMBOL FUNCTION SYMBOL FUNCTION LOUT Lch output L1IN "Input selector" Lch input 1 ROUT Rch output R1IN "Input selector" Rch input 1 COUT Cch output L2IN "Input selector"...
  • Page 63 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS TC9162BFG(Function Switch) COM1 COM1 COM2 COM2 COM3 COM3 COM4 COM4 DATA SHIFT REGISTER Symbol Pin No. Function Negative power supply Ground Positive power supply S1~S7 Input/output terminals 2,3,5,6,8,9,11 S1~S7 Input/output terminals 27,26,24,23,21,20,18 COM1 ~ COM4...
  • Page 64 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS TC9164AF(Function switch) COM1 COM1 COM2 COM2 COM3 COM3 DATA SHIFT REGISTER Pin No. Symbol Function Negative power supply Ground Positive power supply 2,3,4,6,7,8,10,11 Input/output terminals S1~S8 27,26,25,23,22,21,19,18 S1~S8 Input/output terminals 5,9,12 Common terminals COM1 ~ COM3...
  • Page 65 TX-SR702/E IC BLOCK DIAGRAMS AND DESCRIPTIONS TC74HCT7007AF(Hex buffer) Truth table (TOP VIEW) TC74VHC541FT(Octal bus buffer) INPUTS OUTPUT X :Don't care Z :High impedance 74HCU04F(Hex Inverters) Truth table (TOP VIEW)
  • Page 66 TX-SR702/E MICROPROCESSOR-CONNECTION DIAGRAM Q2106,7 VIDEO MUTE SW LA7106M --> Vref Q7501 --> AVcc Q7502 FL <-- FLCS FLUORESCENT TUBE <-- FLSDO TUBE DRIVER <-- FLCLK M66005 <-- ~FLRST HNA-16SM10T P93/DA0/TB3IN Q2504 ON-SCREEN <-- OSDSDO <-- OSDCS CONTRLLER <-- OSDCLK P141...
  • Page 67 TX-SR702/E MICROPROCESSOR-CONNECTION DIAGRAM RL7701 RELAY S7501,S7502 VOLUME Q7701 Q7584 Q7583 Q7582 Q7581 MUTING SWITCH Q401 Q402 FROM POWER Q403 Q404 AMP. OUTPUT RL6901 RL6902 Q405 Q6703 CURRENT Q6901 Q406 GATE DET. BIAS CIRCUIT SELECT SW PURE AUDIO Q6701,2 POWER DC DET.
  • Page 68 TX-SR702/E MICROPROCESSOR-TERMINAL DESCRIPTIONS No. Terminal Symbol Act. Description Vref Vref Connect to Vcc. Reference voltage input terminal for A/D converter. AVcc AVcc Connect to Vcc. Power supply terminal for A/D converter. P97/~ADTRG/SIN4 FLCS Chip selector output terminal for FL tube driver...
  • Page 69 TX-SR702/E MICROPROCESSOR-TERMINAL DESCRIPTIONS No. Terminal Symbol Act. Description 65 P47/~CS3 VLTNSTB Strobe signal output terminal for selector, volume and tone control IC. 66 P46/~CS2 VLTNCLK CLK Clock output terminal for selector, volume and tone control IC. 67 P45/~CS1 VLTNDAT Data output terminal for selector, volume and tone control IC.
  • Page 70 TX-SR702/E ADJUSTMENT AND CONFIRMATION PROCEDURES 1 1.Idling current adjustment Before Idling adjustment, turn the trimming resistors R6040 to R6045 counter-clockwise fully. Connect the DC voltmeter to sockets P6080 to P6086. After turn POWER to ON, adjust the trimming resistors R6040, R6041 and R6042 so that the reading of voltmeter becomes 1.25mV.
  • Page 71 TX-SR702/E Confirmation of protection circuit 1. Confirmation of speaker relay Confirm that the speaker relays turn ON approximately 5 seconds after the power switch is turned ON. Confirm that the speaker relays turn OFF immediately after the power switch is turned OFF.
  • Page 72 TX-SR702/E 4. Operation check of voltage sensor and thermal protector 1. Enter Test-4 mode. 2. Press and release the right arrow key repeatedly until "TEST-4-36" is shown on the front display. 3. Confirm that the FM STEREO indicator lights on and the relays of RL6901 and RL6902 turn OFF.
  • Page 73 TX-SR702/E PACKING PROCEDURES A650 A616 A606 A616 A601 Bottom A601 A611 A655 A611 A811 Accessary bag (Other models) A821 A823 A831 A820 A651 A812 A813 Put the label 81 between A822 A802 page 2 and page 3 of instruction manual E.
  • Page 74 TX-SR702/E EXPLODED VIEW-PARTS LIST NOTE: THE COMPONENTS IDENTIFIED BY MARK ! ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. CAUTION: Replacement for transistor of mark *, if necessary must be made from the same beta group (h ) as the original type.
  • Page 75 TX-SR702/E 27123325 Rear panel <WT> 27123326 Rear panel <R> 27123327 Rear panel <K> 27123329 Rear panel <Q> 27123330 Rear panel <PT> 27123328A Rear panel <A> A036 27255004 CS-1U,Clip A037 838430088 3TTB+8B(BC),Self-tapping screw A038 27130973 Bracket PT-2 A039 838930088 3TTB+8B(UN),Self-tapping screw...
  • Page 76 TX-SR702/E A186 838430088 3TTB+8B(BC),Self-tapping screw <B> 838930088 3TTB+8B(UN),Self-tapping screw <S/G> A187 28184903 Top cover <B> 28184904 Top cover <S> 28184905 Top cover <G> A196 27175405 A201 28141599 Cushion A206 801618 3TTB+8B(CU)SR,Self-tapping screw A211 801606 3SMH10W.SW+15B(CU),Special screw A216 29363408-1 Label PT...
  • Page 77 TX-SR702/E 253355VOL AS-CCC,Power supply cord <R> P902A 25052665 NSCT-2P2561,AC outlet <K> P961A 24502310 D09T-24PG10(EX),Fan Q6050,Q6051 2202823 or 2SC5200-O or Q6052 2202822 2SC5200-R,Transistors Q6050A 223025 AC262,Isolated sheet REF. NO. PART NO. DESCRIPTION Q6053,Q6054 2203683 or MN150S-O or Q6055,Q6056 2203684 or MN150S-Y or...
  • Page 78 TX-SR702/E 1B041582-1F NAPS-8382-1F,Primary circuit PC board ass'y <Q> 1B041582-1G NAPS-8382-1G,Primary circuit PC board ass'y <K> 1B041583-1A NAAF-8383-1A,Driver circuit PC board ass'y <D/C> 1B041583-1B NAAF-8383-1B,Driver circuit PC board ass'y <P/PT> 1B041583-1C NAAF-8383-1C,Driver circuit PC board ass'y <A> 1B041583-1D NAAF-8383-1D,Driver circuit PC board ass'y <WT>...
  • Page 79 TX-SR702/E 1B041590-1D NAETC-8390-1D,Fuse terminal PC board ass'y <WT> 1B041590-1E NAETC-8390-1E,Fuse terminal PC board ass'y <R> 1B041590-1F NAETC-8390-1F,Fuse terminal PC board ass'y <Q> 1B041590-1G NAETC-8390-1G,Fuse terminal PC board ass'y <K> 1B041591-1A NAAF-8391-1A,Power amplifier PC board ass'y <D/C> 1B041591-1B NAAF-8391-1B,Power amplifier PC board ass'y <P/PT>...
  • Page 80 TX-SR702/E 1B041511-1A NASW-8411-1A,Volume PC board ass'y <D/C> 1B041511-1B NASW-8411-1B,Volume PC board ass'y <O> 1B041512-1A NAETC-8412-1A,Headphone terminal PC board ass'y <D/C> 1B041512-1B NAETC-8412-1B,Headphone terminal PC board ass'y <O> 1B041513-1A NAETC-8413-1A,Holder PC board <D/C> 1B041513-1B NAETC-8413-1B,Holder PC board <O> 240138A, ENG06501QR, 240146 or...
  • Page 81 TX-SR702/E 29343833 Instruction manual Ct <PT/WT/Q> 29343834 Instruction manual Cs <R> A805 29343830 Instruction manual ItDe <P> A806 29343908 Instruction manual NlSv <P> A811 24140588 RC-588M,Remote controller A812 3010054 R6/AA(UM-3), Three batteries A813 29100217 t0.1*70*100,Polybag for battery A820 232140 NMA-3057,AM loop antenna...
  • Page 82 TX-SR702/E PRINTED CIRCUIT BOARD-PARTS LIST NOTE: THE COMPONENTS IDENTIFIED BY MARK ! ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY WITH PART NUMBER SPECIFIED. CAUTION: Replacement for transistor of mark *, if necessary must be made from the same beta group (h ) as the original type.
  • Page 83 TX-SR702/E Q653,Q654 22241943R2 CS5333-KZ <P> Q681 22274541ER2TO or TC74VHC541FT or 22274541IR2TI SN74AHC541PWR Q682 222740077R2TO TC74HCT7007AF Q861 22242168R3 or CS42518-CQZR-C or 22242168R2 CS42518-CQZR-C Q862 22240935R2 TC7WU04FU Q901 222780124TOS or TA7812S or 222780125 78M12HF Q902 222790124TOS or TA79012S or 222790125 79M12HF Q903...
  • Page 84 TX-SR702/E 2214530R2 RN2402 Q909 2202314 2SA1726-Y Q993 2202706 or 2SD2394-F or 2202705 2SD2394-E Diodes D651,D652 223234R2 or 1SS352 or D653,D654 223269R2 1SS355 <P> D655,D656 223234R2 or 1SS352 or D657,D658 223269R2 1SS355 <P> D861,D862,D863 223234R2 or 1SS352 or D864,D865,D866 223269R2 1SS355...
  • Page 85 TX-SR702/E C210,C211,C212 332161040R1 CK725F1E-104Z1,Chip ceramic C213,C214,C215 332161040R1 CK725F1E-104Z1,Chip ceramic C216 342101014R1 CC725CH1H-101J1,Chip ceramic C217,C218,C281 394644707 or CE04W16V-47M(VR) or C291 394744707 CE04W16V47M(SC),Elect. C219 394680107 or CE04W50V-1M(VR) or 394780107 CE04W50V1.0M(SC),Elect. C282,C283,C284 332161040R1 CK725F1E-104Z1,Chip ceramic C285,C286,C287 332161040R1 CK725F1E-104Z1,Chip ceramic C292,C301 332161040R1 CK725F1E-104Z1,Chip ceramic...
  • Page 86 TX-SR702/E C369,C370,C371 393344707 CE04W16V-47M(VX),Elect. C372,C373 393344707 CE04W16V-47M(VX),Elect. C374,C375 393341007 CE04W16V-10M(VX),Elect. C376,C377 394641007 or CE04W16V-10M(VR) or C378,C379 394741007 CE04W16V10M(SC),Elect. C380 394680107 or CE04W50V-1M(VR) or 394780107 CE04W16V10M(SC),Elect. C381,C382 342103304R1 CC725CH1H-330J1,Chip ceramic C383,C384 394644707 or CE04W16V-47M(VR) or C383,C384 394744707 CE04W16V47M(SC),Elect. C388 393341007 CE04W16V-10M(VX),Elect.
  • Page 87 TX-SR702/E C541,C542 394642217 or CE04W16V-220M(VR) or 394742217 CE04W16V220M(SC),Elect. C543,C544 374721534 ECQ-B50V-153J,Plastic C651,C652 342101014R1 CC725CH1H-101J1,Chip ceramic <P> C653,C654 393341007 CE04W16V-10M(VX),Elect. <P> C655,C656 373021224R2 ECHU50V-122J,Chip film <P> C657,C658 342101014R1 CC725CH1H-101J1,Chip ceramic <P> C659,C660 393341007 CE04W16V-10M(VX),Elect. <P> C661,C662 373021224R2 ECHU50V-122J,Chip film <P> C663,C664 332161040R1 CK725F1E-104Z1,Chip ceramic <P>...

  • Page 88: R2170

    TX-SR702/E 394762207 CE04W35V22M(SC),Elect. C904,C905,C907 394641007 or CE04W16V-10M(VR) or 394741007 CE04W16V10M(SC),Elect. C906,C908 332161040R1 CK725F1E-104Z1,Chip ceramic C909 394681007 or CE04W50V-10M(VR) or 394781007 or CE04W50V10M(SC) or 393381007 CE04W50V-10M(VX),Elect. C911,C912 394641007 or CE04W16V-10M(VR) or 394741007 CE04W16V10M(SC),Elect. C921,C923,C924 394644707 or CE04W16V-47M(VR) or 394744707 CE04W16V47M(SC),Elect. C991,C992...
  • Page 89 TX-SR702/E R251,R252,R253 435031034R1 RN72K1J-103JE,Chip carbon R254,R255,R256 435031034R1 RN72K1J-103JE,Chip carbon R257,R258,R259 435031034R1 RN72K1J-103JE,Chip carbon R260,R261,R262 435031034R1 RN72K1J-103JE,Chip carbon CIRCUIT NO. PART NO. DESCRIPTION Resistors R263,R264,R265 435031034R1 RN72K1J-103JE,Chip carbon R266,R267,R268 435031034R1 RN72K1J-103JE,Chip carbon R269,R270,R271 435031034R1 RN72K1J-103JE,Chip carbon R272,R273,R274 435031034R1 RN72K1J-103JE,Chip carbon R275,R276,R277...
  • Page 90 TX-SR702/E R367,R368 435031004R1 RN72K1J-100JE,Chip carbon R371,R372 435031224R1 RN72K1J-122JE,Chip carbon R373,R374 435034714R1 RN72K1J-471JE,Chip carbon R375,R376,377 435031034R1 RN72K1J-103JE,Chip carbon R378,R379,R380 435031034R1 RN72K1J-103JE,Chip carbon R385 435034734R1 RN72K1J-473JE,Chip carbon R386 435031224R1 RN72K1J-122JE,Chip carbon R387 435031534R1 RN72K1J-153JE,Chip carbon R388 435031034R1 RN72K1J-103JE,Chip carbon R401,R402 435032714R1 RN72K1J-271JE,Chip carbon...
  • Page 91 TX-SR702/E R516 435033324R1 RN72K1J-332JE,Chip carbon R517,R518,R519 435036814R1 RN72K1J-681JE,Chip carbon R520,R521,R522 435036814R1 RN72K1J-681JE,Chip carbon R523,R524,R525 435036814R1 RN72K1J-681JE,Chip carbon R526,R527,R528 435036814R1 RN72K1J-681JE,Chip carbon R529,R530,R531 435036814R1 RN72K1J-681JE,Chip carbon R532 435036814R1 RN72K1J-681JE,Chip carbon R533,R534,R535 435031034R1 RN72K1J-103JE,Chip carbon R536,R537,R538 435031034R1 RN72K1J-103JE,Chip carbon R539,R540,R541 435031034R1 RN72K1J-103JE,Chip carbon...
  • Page 92 TX-SR702/E R619,R620 435032234R1 RN72K1J-223JE,Chip carbon R621,R622,R623 435031524R1 RN72K1J-152JE,Chip carbon R624,R625,R626 435031524R1 RN72K1J-152JE,Chip carbon R627,R628,R629 435031524R1 RN72K1J-152JE,Chip carbon R630,R631,R632 435031524R1 RN72K1J-152JE,Chip carbon R633,R634,R635 435031524R1 RN72K1J-152JE,Chip carbon R636 435031524R1 RN72K1J-152JE,Chip carbon R651,R652 435033314R1 RN72K1J-331JE,Chip carbon <P> R653,R654 435031224R1 RN72K1J-122JE,Chip carbon <P> R655,R656 435031024R1 RN72K1J-102JE,Chip carbon <P>...
  • Page 93 TX-SR702/E R882 435032224R1 RN72K1J-222JE,Chip carbon R883,R884 435031024R1 RN72K1J-102JE,Chip carbon R885,R886 435035604R1 RN72K1J-560JE,Chip carbon R887 332121045R1 CK725B1C-104K1,Chip ceramic R888,R889 435033314R1 RN72K1J-331JE,Chip carbon R890,R891 435033314R1 RN72K1J-331JE,Chip carbon R892,R893,R894 435033314R1 RN72K1J-331JE,Chip carbon R898 435030004R1 RN72K1J-000JE,Chip carbon R899 435031054R1 RN72K1J-105JE,Chip carbon R901 441721204F RS2WBJ-12,Metal oxide...
  • Page 94 TX-SR702/E P354A 25055710 NPLG-14P666 P961 25055099 NPLG-2P83 Isolated sheets Q904B,Q909B 223026 ISO SHEET Transistor accessory Q904C,Q909C 223034 MT-25 Heat sink Q901B 27160500 RAD-165 Screws Q901A,Q904A 82143010 3P+10FN(BC),Pan head Q909A,Q910A 82143010 3P+10FN(BC),Pan head Main connector PC board (NADG-8366-1A/1B/1C/1D) CIRCUIT NO. PART NO.
  • Page 95 TX-SR702/E Choke coils L701 233533K470R2 or NCH-1587-470K or 231237K470R2 NCH-1479 L702 233533K220R2 or NCH-1587-220K or 231237K220R2 NCH-1477 <P> Capacitors C701,C702,C703 394680107 or CE04W50V-1M(VR) or 394780107 CE04W50V1.0M(SC),Elect. C704 3000126 or FM0H224Z or 3000079 DX-5R5L224,Super C705 332121045R1 CK725B1C-104K1,Chip ceramic C706 332161040R1 CK725F1E-104Z1,Chip ceramic...
  • Page 96 TX-SR702/E Resistors R701,R702 435032214R1 RN72K1J-221JE,Chip carbon R703,R704 435032214R1 RN72K1J-221JE,Chip carbon R705 435031034R1 RN72K1J-103JE,Chip carbon R706,R707,R708 435032214R1 RN72K1J-221JE,Chip carbon R709,R710,R711 435031034R1 RN72K1J-103JE,Chip carbon R712,R713 435031034R1 RN72K1J-103JE,Chip carbon R714,R715,R716 435032214R1 RN72K1J-221JE,Chip carbon CIRCUIT NO. PART NO. DESCRIPTION Resistors R717,R718,R719 435032214R1 RN72K1J-221JE,Chip carbon...
  • Page 97 TX-SR702/E R781,R782,R783 435032214R1 RN72K1J-221JE,Chip carbon R784 435034724R1 RN72K1J-472JE,Chip carbon R785,R786,R787 435032214R1 RN72K1J-221JE,Chip carbon R788,R789,R790 435032214R1 RN72K1J-221JE,Chip carbon R791,R792,R793 435032214R1 RN72K1J-221JE,Chip carbon R794,R795,R796 435032214R1 RN72K1J-221JE,Chip carbon R797,R798,R799 435034724R1 RN72K1J-472JE,Chip carbon R800,R801,R802 435034724R1 RN72K1J-472JE,Chip carbon R803,R804 435034724R1 RN72K1J-472JE,Chip carbon R805,R806,R809 435031034R1 RN72K1J-103JE,Chip carbon...
  • Page 98 TX-SR702/E CIRCUIT NO. PART NO. DESCRIPTION Resistors R860 435031034R1 RN72K1J-103JE,Chip carbon R981 435035634R1 RN72K1J-563JE,Chip carbon <P> 435033334R1 RN72K1J-333JE,Chip carbon <A> 435031034R1 RN72K1J-103JE,Chip carbon <PT/WT/K/R/Q> R982 435030004R1 RN72K1J-000JE,Chip carbon <D> 435033334R1 RN72K1J-333JE,Chip carbon <P> 435031034R1 RN72K1J-103JE,Chip carbon <A/PT/WT/K/R/Q> R983 435031034R1 RN72K1J-103JE,Chip carbon...
  • Page 99 TX-SR702/E P2005A 25055705 NPLG-9P661 P6804A 25055703 NPLG-7P659 P701 25055704 NPLG-8P660 Control terminal PC board (NAETC-8367-1A/1B/1C/1D) CIRCUIT NO. PART NO. DESCRIPTION Photo coupler Q177 24120080 PC817X Transistors Q171 2212855 or 2SB1068-U or 2212853 2SB1068-K Q174 2216190R2 or KRC102S or Q178,Q179 2214470R2...
  • Page 100 TX-SR702/E Q101 22241537R2 MPD4721GS <P/PT/WT/K/R/Q> Q111,Q112 222740046R2 74HCU04F Photo couplers U111 24120102 TOTX179L U112,U113 24120101 TORX179L U114,U115 24120101 TORX179L Coils L101 230948R2 BLM21A102F <P/PT/WT/K/R/Q> L111 232136 NSRF-2046,MPX L112,L113,L114 233533M022R2 or NCH-1587-022M or L115,L116 231237K022R2 NCH-1471 Capacitors C102 394621017 or CE04W6.3V-100M(VR) or 394721017 CE04W6.3V100M(SC),Elect.
  • Page 101 TX-SR702/E R111,R112 435037504R1 RN72K1J-750JE,Chip carbon R113,R114 435031004R1 RN72K1J-100JE,Chip carbon R115,R116 435032244R1 RN72K1J-224JE,Chip carbon R117 435031034R1 RN72K1J-103JE,Chip carbon R118 435031034R1 RN72K1J-103JE,Chip carbon R119 435031034R1 RN72K1J-103JE,Chip carbon R122 435031044R1 RN72K1J-104JE,Chip carbon R123,R124 435033314R1 RN72K1J-331JE,Chip carbon R125,R126 435033314R1 RN72K1J-331JE,Chip carbon Terminals P111 25045666...
  • Page 102 TX-SR702/E C921 335622230 CK45F50V-223Z,Ceramic C922 394654717 CE04W25V-470M(VR),Elect. C923 335321025 CK45B50V-102K,Ceramic Resistors R921 453630824 RNU1WCJ-8.2,Metal R922 417341034 R16J-10K,Carbon R923 417341024 R16J-1K,Carbon R926 417344724 R16J-4.7K,Carbon Power transformer T902 2301775 NPT-1504D <D> 2301776 NPT-1504P <P/A> 2301777 NPT-1504DG <PT/WT/K/R/Q> Fuse holders F901A,F901B 250113 SN5051 <D/WT>...
  • Page 103 TX-SR702/E Driver circuit PC board (NAAF-8383-1A/1B/1C/1D/1E/1F/1G) CIRCUIT NO. PART NO. DESCRIPTION Transistors Q5000,Q5001 2210755 or 2SC1775A-E or Q5002,Q5010 2210756 or 2SC1775A-F or Q5011,Q5012 2211733 2SC1845-E Q5003,Q5004 2215896 or KTC3200-BL or Q5005,Q5006 2210755 or 2SC1775A-E or Q5013,Q5014 2210756 or 2SC1775A-F or...
  • Page 104 TX-SR702/E D5006 224470562 MTZJ5.6B Capacitors C5000,C5001 374721015 ECQ-B50V-101K,Plastic C5002,C5003 374721015 ECQ-B50V-101K,Plastic C5004,C5005 374721015 ECQ-B50V-101K,Plastic C5006 374721015 ECQ-B50V-101K,Plastic C5010,C5011 393384707 CE04W50V-47M(VX),Elect. C5012,C5013 393381007 CE04W50V-10M(VX),Elect. C5014,C5015 393381007 CE04W50V-10M(VX),Elect. C5016,C5026 393381007 CE04W50V-10M(VX),Elect. C5020,C5021 394681007 CE04W50V-10M(VX),Elect. C5022,C5023 394681007 CE04W50V-10M(VX),Elect. C5024,C5025 394681007 CE04W50V-10M(VX),Elect. C5040,C5041 393342217 CE04W16V-220M(VX),Elect.
  • Page 105 TX-SR702/E C5115,C5116 394691007 CE04W100V-10M(VR),Elect. Resistors R5000,R5001 417341024 R16J-1K,Carbon R5002,R5003 417341024 R16J-1K,Carbon CIRCUIT NO. PART NO. DESCRIPTION Resistors R5004,R5005 417341024 R16J-1K,Carbon R5006 417341024 R16J-1K,Carbon R5010,R5011 417345634 R16J-56K,Carbon R5012,R5013 417345634 R16J-56K,Carbon R5014,R5015 417345634 R16J-56K,Carbon R5016 417345634 R16J-56K,Carbon R5020,R5021 417343314 R16J-330,Carbon R5022,R5023 417343314...
  • Page 106 TX-SR702/E R5090,R5091 417341044 R16J-100K,Carbon R5092,R5093 417341044 R16J-100K,Carbon R5094,R5095 417341044 R16J-100K,Carbon R5096 417341044 R16J-100K,Carbon R5100,R5101 417341044 R16J-100K,Carbon R5102,R5103 417341044 R16J-100K,Carbon R5104,R5105 417341044 R16J-100K,Carbon R5106 417341044 R16J-100K,Carbon R5110,R5111 417341024 R16J-1K,Carbon R5112,R5113 417341024 R16J-1K,Carbon R5114,R5115 417341024 R16J-1K,Carbon R5116 417341024 R16J-1K,Carbon R5130,R5131 417342234 R16J-22K,Carbon...
  • Page 107 TX-SR702/E R5222,R5223 417342734 R16J-27K,Carbon R5224,R5225 417342734 R16J-27K,Carbon R5226 417342734 R16J-27K,Carbon Sockets JL6005A,JL6006A 25051109 NSCT-5P896 P6000A,P6001A 25052288 NSCT-5P2185 P6002A,P6003A 25052288 NSCT-5P2185 P6004A 25052288 NSCT-5P2185 Plug P308A 25055155 NPLG-11P139 Retainer P6011B 27141859 (BUS-U) Power switch PC board (NASW-8387-1B/1D/1E/1F/1G) All models except 120V and Australian models CIRCUIT NO.
  • Page 108 TX-SR702/E D9009,D9010 22380260 or RL1N4003 or D9011,D9013 22380035 GP104003E D9012 224472704 MTZJ27D Capacitors C9001,C9002 375523344 MMT50V-334J,Plastic C9003 394661027S CE04W35V-1000M(VR),Elect. C9004 394664717 CE04W35V-470M(VR),Elect. C9005 375523344 MMT50V-334J,Plastic C9009 394662217 CE04W35V-220M(VR),Elect. C9010 394644727S CE04W16V-4700M(VR),Elect. C9011 394651027S CE04W25V-1000M(VR),Elect. C9012 335622230 CK45F50V-223Z,Ceramic C9013 394641007 CE04W16V-10M(VR),Elect.
  • Page 109 TX-SR702/E Fuse terminal PC board (NAETC-8390-1A/1B/1C/1D/1E/1F/1G) CIRCUIT NO. PART NO. DESCRIPTION Capacitor C9591 374721044 ECQ-V50V-104J,Plastic Resistors R9591,R9592 453530104 RNU1/2WCJ-1,Metal R9594 453530224 RNU1/2WCJ-2.2,Metal Fuse holders F9501A,F9501B 25052133 NSCT-1P2031 Label F9501C 29361747 T2.5AL250V <O> Socket JL9501A 25051111 NSCT-7P898 Power amplifier PC board (NAAF-8391-1A/1B/1C/1D/1E/1F/1G) CIRCUIT NO.
  • Page 110 TX-SR702/E R6035,R6036 417345614 R16J-560,Carbon R6045,R6046 5210258 N06HR1KBC,Trimming R6055,R6056 417343924 R16J-3.9K,Carbon R6065,R6066 415470224 R25J-2.2,NF carbon R6075,R6076 415472214 R25J-220,NF carbon R6085,R6086 415470224 R25J-2.2,NF carbon R6095,R6096 415470224 R25J-2.2,NF carbon R6105,R6106 4000201 or RF-5EGKR22 or 4000132 or RGC55 0.22 or 4500245 BPR55FK0.22,Metal plate R6145,R6146...
  • Page 111 TX-SR702/E Q6040,Q6041 2203000 2SA1930 Q6042 2203000 2SA1930 Q6043,Q6044 2203000 or 2SA1930 or 2203424 KTB1369-Y Q6070,Q6071 2214984 or 2SC2631-R or Q6072,Q6073 2214985 2SC2631-S Q6074 2214984 or 2SC2631-R or 2214985 2SC2631-S Q6303,Q6304 2215995 or KTA1267-GR or 2213354 or 2SA933S-R or 2213355 2SA933S-S...
  • Page 112 TX-SR702/E D6705,D6706 22380260 or RL1N4003 or D6901,D6902 22380035 GP104003E D6707 224470512 MTZJ5.1B D6904,D6905 22380337 D10XB60H Capacitors C6040,C6041 394584707 CE04W50V-47M(VZ),Elect. C6042,C6043 394584707 CE04W50V-47M(VZ),Elect. C6044 394584707 CE04W50V-47M(VZ),Elect. CIRCUIT NO. PART NO. DESCRIPTION Capacitors C6050,C6051 374721034 ECQ-B50V-103J,Plastic film C6052,C6053 374721034 ECQ-B50V-103J,Plastic film C6054...
  • Page 113 TX-SR702/E R6042,R6043 5210258 N06HR1KBC,Trimming R6044 5210258 N06HR1KBC,Trimming R6050,R6051 417343924 R16J-3.9K,Carbon R6052,R6053 417343924 R16J-3.9K,Carbon R6054 417343924 R16J-3.9K,Carbon R6060,R6061 415470224 R25J-2.2,NF carbon R6062,R6063 415470224 R25J-2.2,NF carbon R6064 415470224 R25J-2.2,NF carbon R6070,R6071 415471214 R25J-120,NF carbon R6072,R6073 415471214 R25J-120,NF carbon R6074 415471214 R25J-120,NF carbon...
  • Page 114 TX-SR702/E CIRCUIT NO. PART NO. DESCRIPTION Resistors R6200,R6201 417341014 R16J-100,Carbon R6202,R6203 417341014 R16J-100,Carbon R6204 417341014 R16J-100,Carbon R6230,R6231 453630824 RNU1WCJ-8.2,Metal R6232,R6233 453630824 RNU1WCJ-8.2,Metal R6234 453630824 RNU1WCJ-8.2,Metal R6235,R6236 453630824 RNU1WCJ-8.2,Metal R6240,R6241 417342244 R16J-220K,Carbon R6242,R6243 417342244 R16J-220K,Carbon R6244 417342244 R16J-220K,Carbon R6306 417341034 R16J-10K,Carbon...
  • Page 115 TX-SR702/E JL6200A 25051110 NSCT-6P897 JL6402A 25051088 NSCT-4P875 JL6802A 25051108 NSCT-4P895 JL6803A,JL6952A 25051109 NSCT-5P896 P6800A,P6801A 25051255 NSCT-3P1045 P995 2009990875UL NSAS-6P1334 Plugs P6000B,P6001B 25056010 NPLG-5P0960 P6002B,P6003B 25056010 NPLG-5P0960 P6004B 25056010 NPLG-5P0960 P6080,P6081 25055038 NPLG-2P29 P6082,P6083 25055038 NPLG-2P29 P6084 25055038 NPLG-2P29 P6301 25055042...
  • Page 116 TX-SR702/E L6805,L6806 231176S S-1.3C <O> Capacitors C6803,C6805 374721034 ECQ-B50V-103J,Plastic film C6807 374721034 ECQ-B50V-103J,Plastic film C6843,C6844 374721034 ECQ-B50V-103J,Plastic film <O> C6845,C6846 374721034 ECQ-B50V-103J,Plastic film <O> C6847,C6848 374721034 ECQ-B50V-103J,Plastic film <O> C6853,C6854 374721024 ECQ-B50V-102J,Plastic film <O> C6855,C6856 374721024 ECQ-B50V-102J,Plastic film <O> C6857,C6858 374721024 ECQ-B50V-102J,Plastic film <O>...
  • Page 117 TX-SR702/E Coils L6600,L6601 231176S S-1.3C <O> L6602 231176S S-1.3C <O> Capacitors C6600,C6602 374721034 ECQ-B50V-103J,Plastic film C6640,C6641 374721034 ECQ-B50V-103J,Plastic film <O> C6642 374721034 ECQ-B50V-103J,Plastic film <O> C6650,C6651 374721024 ECQ-B50V-102J,Plastic film <O> C6652 374721024 ECQ-B50V-102J,Plastic film <O> Resistors R6600,R6601 417342204 R16J-22,Carbon <O>...

  • Page 118: Q2109

    TX-SR702/E CIRCUIT NO. PART NO. DESCRIPTION Q2001,Q2002,Q2003 22241946R2 NJM2595M Q2004 22241779 LC74763-9836 Q2011 22241221R2 TC9164AF Q2101 22242154R3 ADV7183A Q2102 22278033DR2NE or MPC2933T or 22278033DR2JR NJM2391DL1-33 Q2103 22278018ER2NE MPC2918T Q2104 22242155R3 ADV7172 Q2106,Q2107 22241465R2 LA7106MFP Transistors Q2005,Q2201,Q2202 2216175R2 or KTC3875-GR or...
  • Page 119 TX-SR702/E Oscillators X2001 3010363 HC-49/U0314.318M X2002 3010364 HC-49/U0317.734M <O> X2101 3010353R2 FCX-03-27MHz Capacitors C2001,C2002,C2003 332101025R1 CK725B1H-102K1,Chip ceramic C2004,C2005 394641007 or CE04W16V-10M(VR) or C2007,C2008 394741007 CE04W16V10M(SC),Elect. C2006,C2009 332161040R1 CK725F1E-104Z1,Chip ceramic C2010,C2011,C2012 342104704R1 CC725CH1H-470J1,Chip ceramic C2013,C2014 394641007 or CE04W16V-10M(VR) or C2019,C2020 394741007 CE04W16V10M(SC),Elect.
  • Page 120 TX-SR702/E C2054 394683397 CE04W50V-0.33M(VR),Elect. C2055 332101225R1 CK725B1H-122K1,Chip ceramic C2056 374726824 ECQ-B50V-682J,Plastic film C2058 374722234 ECQ-B50V-223J,Plastic film C2059 342102204R1 CC725CH1H-220J1,Chip ceramic C2060 342102704R1 CC725CH1H-270J1,Chip ceramic C2061 394684797 or CE04W50V-0.47M(VR) or 394784797 CE04W50V0.47M(SC),Elect. C2063 375524744 MMT50V-474J,Plastic film C2066,C2067,C2068 332161040R1 CK725F1E-104Z1,Chip ceramic C2071,C2072...
  • Page 121 TX-SR702/E C2171,C2172,C2173 337361055R2 CK732B1A-105K,Chip ceramic C2174,C2175,C2176 337361055R2 CK732B1A-105K,Chip ceramic C2177,C2180,C2181 394621017 or CE04W6.3V-100M(VR) or 394721017 CE04W6.3V100M(SC),Elect. CIRCUIT NO. PART NO. DESCRIPTION Capacitors C2178,C2179 332161040R1 CK725F1E-104Z1,Chip ceramic C2182,C2183 332161040R1 CK725F1E-104Z1,Chip ceramic C2185,C2186 332161040R1 CK725F1E-104Z1,Chip ceramic C2188,C2189 332161040R1 CK725F1E-104Z1,Chip ceramic C2201,C2202 332101025R1...
  • Page 122 TX-SR702/E R2062 435033334R1 RN72K1J-333JE,Chip carbon R2063 435036804R1 RN72K1J-680JE,Chip carbon R2064 435032224R1 RN72K1J-222JE,Chip carbon R2066,R2067 435032214R1 RN72K1J-221JE,Chip carbon R2070 435032204R1 RN72K1J-220JE,Chip carbon R2071,R2072,R2073 435031044R1 RN72K1J-104JE,Chip carbon R2074,R2075,R2076 435031044R1 RN72K1J-104JE,Chip carbon R2077,R2078,R2079 435031044R1 RN72K1J-104JE,Chip carbon R2080,R2081,R2082 435031044R1 RN72K1J-104JE,Chip carbon R2083,R2084 435031044R1 RN72K1J-104JE,Chip carbon...

  • Page 123: R2188

    TX-SR702/E R2145 435034724R1 RN72K1J-472JE,Chip carbon R2161,R2163,R2165 435031014R1 RN72K1J-101JE,Chip carbon R2162,R2164,R2166 435031044R1 RN72K1J-104JE,Chip carbon R2167,R2169,R2171 435031014R1 RN72K1J-101JE,Chip carbon R2168,R2170,R2172 435031044R1 RN72K1J-104JE,Chip carbon R2173,R2174 435037504R1 RN72K1J-750JE,Chip carbon R2175 435030004R1 RN72K1J-000JE,Chip carbon R2176,R2177,R2178 435037504R1 RN72K1J-750JE,Chip carbon R2181,R2182,R2183 435038204R1 RN72K1J-820JE,Chip carbon R2184,R2185,R2186 435038204R1 RN72K1J-820JE,Chip carbon...
  • Page 124 TX-SR702/E P2001,P2002 25045729 NPJ-10PDBY517 P2003 25045727 NPJ-15PDBY515 P2201 25045813 NPJ-12PDGLR593 P6801 25045789 or NPJ-6PDWRLEGP569 or 25045697 or NPJ-6PWRLGGP493 or 25045810 NPJ-6PDWRLEGP590 P6802 25045733 NPJ-2PDNT521 Sockets JL6801A,JL6801B 25051096 NSCT-12P883 P2004 25051239 NSCT-14P1029 P2005 25051234 NSCT-9P1024 P6804 25051232 NSCT-7P1022 Plug P2009B 25055236...
  • Page 125 TX-SR702/E D7582 225374T SEL2E10C D7583 225291DT SEL4910D-D D7701 223234R2 or 1SS352 or 223269R2 1SS355 Coils L7501,L7502 233533M022R2 or NCH-1587-022M or 231237M022R2 NCH-1471 Capacitors C7501,C7503 332161040R1 CK725F1E-104Z1,Chip ceramic C7502 355783309 CE04W50V-33M,Elect. C7504,C7505 332154730R1 CK725F1H-473Z1,Chip ceramic C7506 332154730R1 CK725F1H-473Z1,Chip ceramic C7507 375524744...
  • Page 126 TX-SR702/E R7631,R7641 435033314R1 RN72K1J-331JE,Chip carbon R7632,R7642 435034714R1 RN72K1J-471JE,Chip carbon R7633,R7643 435035614R1 RN72K1J-561JE,Chip carbon R7634,R7644 435038214R1 RN72K1J-821JE,Chip carbon R7635,R7645 435031224R1 RN72K1J-122JE,Chip carbon R7636,R7646 435032224R1 RN72K1J-222JE,Chip carbon R7637,R7647 435033924R1 RN72K1J-392JE,Chip carbon R7638 435031234R1 RN72K1J-123JE,Chip carbon Relay RL7701 25065610 or NRL-2P1A-DC4.5-156 or 25065645 or NPL-2P1A-DC4.5-169 or...
  • Page 127 TX-SR702/E Sockets JL2501A 25051088 NSCT-4P875 JL7501A,JL7701A 25051089 NSCT-5P876 JL7801A 25051090 NSCT-6P877 P7501A 25052360 or NSCT-23P2257 or 25052544 NSCT-23P2441 P7502A 25052244 or NSCT-11P2141 or 25052057 or NSCT-11P1844 or 25051855 NSCT-11P1642 Holder Q7501A 27191222A (FL) Video 4 terminal PC board (NAVD-8409-1A/1B) CIRCUIT NO.
  • Page 128 TX-SR702/E Capacitors C2601 394621017 or CE04W6.3V-100M(VR) or 394721017 CE04W6.3V100M(SC),Elect. C2602 332161040R1 CK725F1E-104Z1,Chip ceramic Resistor R2601 435032214R1 RN72K1J-221JE,Chip carbon Socket JL7503A 25051087 NSCT-3P874 Volume PC board (NASW-8411-1A/1B) CIRCUIT NO. PART NO. DESCRIPTION Transistor Q7584 2216190R2 or KRC102S or 2214470R2 RN1402 Diodes...
  • Page 129 TX-SR702/E L7801,L7802 233533M022R2 or NCH-1587-022M or L7803,L7804 231237M022R2 NCH-1471 Capacitors C7701,C7702 342111024R1 CC725CH1E-102J1,Chip ceramic C7703 374722215 ECQ-B50V-221K,Plastic film C7704 342101014R1 CC725CH1H-101J1,Chip ceramic C7801,C7805 394641007 or CE04W16V-10M(VR) or 394741007 CE04W16V10M(SC),Elect. C7802 342103304R1 CC725CH1H-330J1,Chip ceramic C7803 332161040R1 CK725F1E-104Z1,Chip ceramic C7804,C7806 394641017 or...
  • Page 130 Tel: 201-785-2600 Fax: 201-785-2650 http://www.onkyousa.com ONKYO EUROPE ELECTRONICS GmbH Liegnitzerstrasse 6, 82194 Groebenzell, GERMANY Tel: +49-8142-4401-0 Fax: +49-8142-4401-555 http://www.onkyo.net ONKYO CHINA LIMITED Units 2102-2107, Metroplaza Tower I, 223 Hing Fong Road, Kwai Chung, N.T., HONG KONG Tel: 852-2429-3118 Fax: 852-2428-9039 HOMEPAGE http://www.onkyo.com/...

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