Onkyo-TXSR706-avr-sm 电路图 维修手册.pdf
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1、TX-SR706/SA706 SERVICE MANUAL Ref. No. 4092 072008 AV RECEIVER MODEL TX-SR706 MODEL TX-SA706 TX-SR706 Black, Golden and Silver models 220-240V AC, 50Hz 220-240V AC, 50/60Hz 220-240V AC, 50/60Hz B MMP, MMA, S MMP, MMA B MMO, S MMO G MMQ, MMT TX-SA706 Golden model 220-240V AC, 50/60HzG MMR RC-717M SAF
2、ETY-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 T
3、O DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. B MDC, S MDD, G MDT120V AC, 60Hz TX-SR706 RadioFans.CN 收音机爱 好者资料库 EXPLODED VIEWS-1 TX-SR706/SA706 TX-SR706/SA706 A141 x 2 pcs. U11 P6600A x 18 pcs. A019 x 41 pcs. (All exce
4、pt DC, DD) (All except DC, DD) (DC, DD Type only) (DC, DD Type only) A097 x 2 pcs. A097 x 2 pcs. A093 x 6 pcs. A003 x 4 pcs. P500 x 15 pcs. A107 x 2 pcs. A109 x 4 pcs. A061 x 4 pcs. A015 x 2 pcs. A137 x 5 pcs. A015 x 2 pcs. A015 x 3 pcs. A015 x 5 pcs. A019 x 3 pcs. A025 x 4 pcs. A015 x 2 pcs. A015 x
5、 3 pcs. A015 x 4 pcs. A089 x 5 pcs. A015 x 2 pcs. A585 x 3 pcs. A179 x 6 pcs. A015 x 2 pcs. A317 x 3 pcs. A015 x 2 pcs.A015 x 2 pcs. A015 x 11 pcs. F901 F6901 F4001 P106 P901D P901 P4103 P1007 U19 U07 A108 F109A A133 A133 A133 A130 F4000 F6902 U01 U21 U22 U26 U23 U24 U27 U25 U011 U08 U09 U10 U13 U28
6、 U02 U15 U16 U20 U17 P4102 P691 A101A091 A015 A015 A015 A001 A043 A051 A053 A105 A125 T901 A059 A015 A139 A131 A103 A163 A185 A191 A201 A301 A351 A303 A305 A211 A307 A309 A209 A355 A583 A095 A143 A149 Refer to in EXPLODED VIEWS-2 RadioFans.CN 收音机爱 好者资料库 EXPLODED VIEWS-2 TX-SR706/SA706 TX-SR706/SA706
7、 Q6056 Q6066 Q6054 Q6064 Q6051 Q6061 Q6052 Q6062 Q6050 Q6060 Q6053 Q6063 Q6055 Q6065 Q6050A x 2 pcs. Q6050B x 6 pcs. A047 x 14 pcs. RadioFans.CN 收音机爱 好者资料库 TX-SR706/SA706 BLOCK DIAGRAMS-1 AUDIO SECTION A 1 2 3 4 5 BCDEFGH Refer to SCHEMATIC DIAGRAM-7 and -16 (SD-7 and SD-16) for digital audio signal
8、 flow wave forms. REC L REC R MAIN L MAIN R SUB L SUB R MAIN R MAIN L SUB R SUB L SPRLF (H/P) SPRLB (PWRED Z2) A-MUTE SW-MUTE SB-MUTE I2S(DIR/ADC) TONE C C SL SL SR SR SW SW Q3461 SDRAM Q3401 D790E001 BZDH300 Q3501 D790E001 BZDH300 Q3561 SDRAM Q3551 FLASH ROM CD TUNER L L R R L R TAPE L L R R CBL/SA
9、T L R GAME/TV L R VCR/DVR OUT IN OUT IN DVD L L L R L R L R R R SURROUND BACK OPT OUT TX OUT HDMI RX NAHDM-9562 HDMI 2ch ADC ATT ATT DIR VLSC: TX-SA704X only I2S(DVD-AUDIO/DSD)I2S(DVD-AUDIO/DSD) C SL SR ( TX-SA706/806) XM/DT IC SIRIUS Refer to SD-15 XM-RADIO DAC AK4388 XM ANTENNA UNIT AUX IN (FRONT)
10、 TC74VHCT157FT To Main Microprocessor RS232 INTERFACE RS232 INTERFACE RI NAVD-9505 RI DTR-6.9/7.9 TX-SR806 ETHERNET (E-CONTROL) E-control ZONE2 All except TX-SA706X +29dB +29dB -6dB -6dB SURROUND BACK / Bi AMP Q5501 R2S15215FP DownMIX DownMIX DSP DSD (SA-CD) SURROUND FRONT CENTER SW L R PHONO invert
11、ed down mix inverted down mix SW 46 54 55 Z2L Z2RZ2R SBL SBR SBR SBL FL(MIX) FL(DAC) FR(MIX) FR(DAC) SUB L SUB R ADR ADL 47 PHONO EQ SBL/Z2L SBR/Z2R FL FR LEFT RIGHT LEFT RIGHT LEFT RIGHT LEFT RIGHT FRONT CENTER SURROUND +29dB +29dB +29dB +29dB +29dB SPEAKER TERMINALS HEADPHONES FL FL 7.1CH PREOUT P
12、oweredZ2OFF SW C SBL SBR SL SR FL FR SBL SBL SR SR SL SL C C FR FR 7 CH POWER AMPLIFIER L R 12V TRGGER OUT ZONE2 / IR OUT 12V TRGGER OUT ZONE2 REMOTE SENSOR IR None/ IR IN B IR IN / IR IN A CONTROL 12V TRIGGER 12V TRIGGER OUT A 12V TRIGGER OUT B 12V TRIGGER OUT C LPF LPF LPF LPF LPF LPF LPF LPF 8ch
13、DAC Q1421 CS4382A Q1324 CS42516 COAX 1 COAX 2 OPT FRONT OPT2 TC74HC157 SPDIF SW OPT1 (FRONT IN) MIC AMP NARF-9507 MIC FM/AM TUNER UNIT TX-SR706/806, DTR6.9/7.9 0dB FIX 0dB FIX TONE TONE L R 0dB FIX 0dB FIX +6dB VLSC +6dB VLSC +6dB VLSC VLSC VLSC +6dB +6dB VLSC +6dB VLSC VLSC +6dB +6dB TONE TONE MCH
14、SB MCH SB SUB SUB L R TX-SR806,DTR-6.9/7.9 only Q5502 M61540FPElectric Volume IN1 IN4,5 HDMI HDMI COAX 3 COAX OUT TONE Q3451 FLASH ROM 16 Mbit8 Mbit 1st DSP2nd DSP 64 Mbit64 Mbit DTR-6.9/7.9 only H.P.OFF SBR SBR SW SW 75 76 71 70 81 82 78 79 72 73 68 69 66 67 64 65 62 63 60 61 58 59 90 91 95 38 98 4
15、1 97 40 96 39 37 100 36 99 23 24 20 17 18 11 12 9 8 15 14 3 2 5 6 4 83 84 43 94 42 93 21 + + + NADG-9504 NAHDM-9562 Audio Processor (Selecter,Tone, Volume) ZONE2 PRE OUT ZONE2 LINE OUT :TX-SR806,DTR-6.9/7.9 :TX-SR706 Refer to SD-7 Refer to SD-10 to 13 Refer to SD-8, 9 Refer to SD-5 TX-SR706/SA706 BL
16、OCK DIAGRAMS-2 VIDEO SECTION A 1 2 3 4 5 BCDEFGH Refer to SCHEMATIC DIAGRAM-5 and -16 (SD-5 and SD-16) for analog video signal waveforms. Note on OSD: OSD is not output to analog video output for TX-SR706, DTR-6.9. OSD is output only to HDMI OUT. ADINPY ADINPB ADINPR ADINCV ADINSY ADINSC DAOUTSY DAO
17、UTCV DAOUTPR DAOUTPB DAOUTPY DAOUTSC A INH B A INH B I2C MUTE C YC YC DVD VCR/DVR CBL/SAT YC YC GAME/TV AUX1 (FRONT) S VIDEO INPUT Y DVD VCR/DVR CBL/SAT GAME/TV AUX1 (FRONT) COMPOSITE VIDEO INPUT JJ Model NAVD-9506 D4 OUT D4 IN1 D4 IN2 TC74HC4052 TC74HC4052 Q4901 Q4902 TX-SR806,DTR-7.9 only Y VCR/DV
18、R C S VIDEO OUTPUT MONITOR VCR/DVR COMPOSITE VIDEO OUTPUT COMPONENT OUTPUT COMPONENT VIDEO INPUT CV SC SY PR PB Q4100 AN15881A-VT MONITOR YC YOUT1 YOUT2 PBOUT2 PBOUT1 PROUT1 PROUT2 Q4101 NJW1321 Video Switch Triple Amplifier Video Switch PY Q4102 FHP3350 FHP3350 Q4900 DTR-6.9/7.9 only DTR-6.9/7.9 on
19、ly DTR-6.9/7.9 only 1 2 3 4 5 6 714 13 12 11 10 9 8 1 2 3 4 5 6 714 13 12 11 10 9 8 1 2 3 4 5 6 714 13 12 11 10 9 8 PB Y PR PR PB Y PR PB Y PR Y PB PR Y PB DRV MMP 4/6dB . DRV DRV 4/6dB DRV DRV . . DRV DRV . DRV DRV DRV DRV DRV DRV BUF BUF DRV DRV BUF 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB 6dB
20、4/6dB 6dB 6dB 6dB HDMI BOARD Refer to BLOCK DIAGRAM-3 and SD-10 to SD-13 ANALOG VIDEO BOARD Refer to SD-5 and SD-6 D4 BOARD TX-SA706X only (For Japan) NAVD-9505 NAHDM-9562/NAHDM-9702 TX-SR706,TX-SA706: NAHDM-9562 TX-SR806,TX-SA806: NAHDM-9702 NOTE: MMP is short for MAIN MICROPROCESSOR. MMP MMP Video
21、 Signal Flow Analog Analog Above analog ex. is Component HDMI HDMI (THROUGH MODE) HDMI HDMI Analog HDMI OSD HDMI 1 1 4 4 3 2 5 Composite Composite6 6 TX-SR706/SA706 BLOCK DIAGRAMS-3 HDMI SECTION A 1 2 3 4 5 BCDEFGH RTC(NO USE) RST_VE SCL_VDVE SDA_VDVE RXY(O14-O23) RXCR(O26-O35) SCL_TX SDA_TX RST_TX
22、INT_TX ODDC_SDA ODDC_SCL CX_SCLK DSPLR RMCK CX_LRCK INPSEL HDBSY HDBCV HDBSC HDBPR HDBPB HDBPY CEC_IO SDA_RX SCL_RX RST_RX SCL_RX SDA_RX RX_RST INT_RX MUTE_RX DEGRN7-0 DCLK DVS DHS DEN MCK_HDMI MCK_HDMI PCMLRCK_DR0 PCMLRCK_DR0 PCMBCK_DSDCLK PCMBCK_DSDCLK PCMLR_DL0 PCMLR_DL0 HPD_TX OERXTH OERXTH ADIN
23、PB ADINPR ADINPY ADINCV ADINSC ADINSY RXCB(O11-O2) +5V RXEVNODD RXVSYNC RXBLNK RXHSYNC RXPIXCLK RXY(O12-O23) RXCR(O24-O35) RXCB(O0-O11) TXY11-0 TXCB11-0 TXCR11-0 TXPICLK TXVSYNC TXHSYNC TXBLANK VDLOCK /RESET BTXD BRXD SCL_VDVE SDA_VDVE ADINSY ADINPY RST_VE CHG_CLK CHG_CLK TO NAVD-9505 VIDEO BOARD TO
24、 NAVD-9505 VIDEO BOARD DDR MEMORY 256MBX2 SDET TO DSP PART HDMI INPUT MULTIPLEX TO Q1016 MAIN MICROPROCESSOR 24LC32 62CLK SDET COMDET FLASH MEMORY 32MB MX29LV320CTTC-70G Q8801 ADV7342bstz Video Encoder 1 RTC 2 LLC 3 VSYNC 4 HSYNC 5 FIELD/DE 8 Y(P10-19) 21SDA 22SCLK 33RESETB 9 10 11 HDBSC 12 HDBCV 13
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