Onkyo-DTR20_4-avr-sm 电路图 维修手册.pdf
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1、DTR-20.4 North American models - “Dimmer” Australian models - “RT/PTY/TP” RC-835M AV RECEIVER Black model MODEL DTR-20.4(B) Ref. No. 4386 052012 120V AC, 60Hz 230V AC, 50Hz B MDD B MPA RadioFans.CN 收音机爱 好者资料库 DTR-20.4 EXPLODED VIEWS-1 OVERALL DTR-20.4 H.C.P.S U0013 U0034 A340 A042 x 2 pcs. A009 x 3
2、pcs. A360 A342 x 7 pcs. A032 A034 A036 x 2 pcs. A036 x 2 pcs. U0012 U0011 A054 A025 x 4 pcs. A058 A060 x 2 pcs. T901 A024 A001 A007 x 4 pcs. A003 x 4 pcs. A005 x 4 pcs. A040 x 2 pcs. A040 A010 A013 x 2 pcs. U0020 A073 x 3 pcs. A071 U0041 U0080 U0030 U0050 F6401 F6402 F9002 F9002E A254 x 6 pcs. A023
3、A021 x 2 pcs. A017 A038 A038 A043 A069 A069 P6601A x 10 pcs. U010 P101 U0010 U0060 A256 P907 P901B A110 x 2 pcs. P8004 P2800 P2801 U0044 P7050 Refer to EXPLODED VIEWS-3 Refer to EXPLODED VIEWS-2 Refer to EXPLODED VIEWS-2 To U0040 (P3101) To U0040 (P701) To U0040 (P703) RadioFans.CN 收音机爱 好者资料库 DTR-20
4、.4 EXPLODED VIEWS-2 HEAT SINK / REAR PANEL SECTION DTR-20.4 A030 Q6062 Q6051 Q6063 Q6064 Q6054 Q6061 Q6053 Q6052 Q6060 Q6050 A050 x 10 pcs. Q6050B x 4 pcs. Q6050A x 2 pcs. A101 A105 x 29 pcs. A099A103 x 8 pcs. A107 A102 A102 REAR PANEL SECTION HEAT SINK SECTION Front P1211(Dsub Socket) include the 2
5、 nuts. Refer to Parts List Front RadioFans.CN 收音机爱 好者资料库 DTR-20.4 EXPLODED VIEWS-3 FRONT SECTION DTR-20.4 A201 A321 U0043 A209 A207 A307 x 3 pcs. U0042 U0014 A273 x 2 pcs. U0040 P3101 P701 P703 A242 A210 A210 A212 A217 A219 A220 x 2 pcs. A223 x 19 pcs. A231 A240 A255 x 5 pcs. A250 A246 x 2 pcs. A248
6、 x 2 pcs. A253 A251 U0045 Front To U0050 To U0050 To U0060 HT-R591/ / 758/ 791/ TX-NR414/ 515/ HT-RC460/ DTR-20.4 SCHEMATIC DIAGRAMS-1 (PART-1) BLOCK DIAGRAM AUDIO SECTION MAIN R SUB R REC R REC L SUB L MAIN L SPRLCS SPRLF AMUT Z2MUTE SBZ2MUT SPRLSB SPRLZ2 +29dB POWER AMPLIFIER Q7401 FRONT BOARD MIC
7、 DET MIC AMP MIC OPT2 OPT1 SPI TONE Downmix FL/FR -12dB SW +3.5dB Q4003 INVERTING INVERTING FL FR (FL) (FR) R2S15211FP TONE FRONT RIGHT CEN MULTI-CEN SL (SR) MULTI-SRIN2 SR (SL) MULTI-SLIN2 SW SBR (SBL) (SBR) SBL SURR. LEFT Subwoofer AV=+20dB SURR. RIGHT SURR. BACK.LEFT SURR. BACK.RIGHT +6dB (FL/FR)
8、 (CT/SW) (SL/SR) (BL/BR) PCM1690 8ch DAC LPF +6dB LPF +6dB LPF +6dB +6dB LPF +6dB LPF +6dB LPF +6dB LPF +6dB LPF Zone2 in(R-ch) +6dB TONE Q4304 DTR-20.4 ONLY M61540FP ZONE2 FUNCTION TONE Z2 Line out(L-ch) Z2 Line out(R-ch) R-out L-out (ADCL) (SWIN) (ADCR) (CIN) EXCEPT DTR-20.4 (ROUT) (LOUT) (COUT) (
9、SWOUT) SURR R SURR L +29dB +29dB +29dB +29dB +29dB +29dB ZONE2 R ZONE2 L LPF LPF Z2NET R Z2NET L SPI TRANSMITTERS RS232 IR REMOTE SENSOR RS232 IR IN IR IN IR OUT CENTER SURR. LEFT SURR. RIGHT FRONT LEFT FRONT RIGHT AUX IN (FRONT IN) XOUT XTAL-X501 5MHz XIN BCK NET LRCK NET DATA NET MCK NET CX LRCK C
10、X SCLK DSP FLR DSP SLR DSP CSW DIR LRCK DIR FLR DSP SBLR DIR BCK ADSP MCK OVERCURRENT DET MDIO Controls USB EN VBUS RMII Controls RMII RX RMII TX VBUS DATA+ DATA- SPI SP to Micom COAX 2 From Micom 12V TRIDDER CONTROL 12V TRIGGER A 12V TRIGGER B 12V TRIGGER C Q4001 SPI to Micom HDMI BCK HDMI LRCK HDM
11、I FLR OPT2 OPT1 COAX2 COAX1 HDMI MCK Q1004 SURR. BACK LEFT SURR. BACK RIGHT L R L R * Z2 LINE OUT SB PRE OUT* SW1 SW2 DTR-20.4 Zone2 in(L-ch) XTAL RJ-45 EtherMAC MDIO Controls RMII Controls RMII TX RMII RX HI SIDE SW USB EN VBUS OVERCURRENT DET +5V DATA- DATA+ VBUS YKF45-0029N USB DATA- DATA+ VBUS Y
12、KF45-0029N USB USB VBUS GAME (NM) 4P NM CBL/SAT (PC) VCR/DVR OUT (GAME) VCR/DVR (CBL/SAT) TVCD (TV/CD) 2P TUNER PACK Lch Rch TUNER DVD/BD NM NM TX-NR414 TX-NR515 HT-R591 TX-NR515 TX-NR515 TX-NR515 TX-NR515 HEADPHONES Q8101 TX-NR414 HT-R591 X-TO X-Tl MCLK XTAL X171 LPF LPF Z2NET L Z2NET R +6dB +6dB D
13、IG SD1 DIG SD0 DIG CLK RTAD LTAD BCK NET LRCK NET DATA NET MCK NET DIR LRCK DIR FLR DIR BCK DIR MCK 2ch ADC DIR Q301 PCM9211 HT-R591 PCM1754D PCM9211 TX-NR414 Q1005 DTR-20.4 TX-NR515 DTR-20.4 TX-NR515 Q1002 2ch DAC TX-NR414 Q304 FRONT LEFT CENTER Q4100 Q4102 Q4101 Q4117 Q4107 Q4104 Q4103 Q4105 Q4115
14、 Q4106 Q4116 (SL/SR) (CT/SW) (FL/FR) (BL/BR) DSP SLR DSP CSW CX SCLK CX LRCK DSP SBLR DSP FLR DIR MCK DIG CLK DIG SDO VMSDO VMCLK VMSDI +6dB LPF +6dB LPF +6dB LPF +6dB +6dB LPF +6dB LPF +6dB LPF LPF +6dB FR FL C SW SR SL SBR SBL LPF HT-R591 TX-NR414 DIGSDI DIGSDO DIGCLK CLK SDO SDI CLK SDO SDI SPI E
15、EPROM Q705 SW FL C FR SR SL SBR SBL RI INTERFACE COAX 1 RI BAHDM1126 BAHDM1108 BAHDM1110 BADIS0654 2/3 BADIS1093 2/3 BADIS1101 2/3 ONLY HT-R591 TX-NR515 DTR-20.4 HT-R591 Series TX-NR414 Series TX-NR515 Series DTR-20.4 ONLY BADIS1101 4/4 BADG1087 1/2 BADG1087 2/2 BATRM1089 1/2 BATRM1089 2/2 SPEAKER T
16、ERMINALS ONLY HT-RC460 Zone2 SPK TX-NR515 ZONE2 SPK RIGHT LEFT ZONE2 SPK (HDMI SLC) (HDMI SDA) MODEL NO. HT-R591/ TX-NR414/ TX-NR515/ HT-RC460/ HT-R791/ DTR-20.4 BLOCK DIAGRAM (PART-1) AUDIO SECTION 2011.12. 26 29 79 28 80 31 76 33 77 32 34 75 30 78 73 35 74 1 2 5 4 11 9 10 7 6 14 15 12 19 20 17 16
17、40 64 65 66 4 31 27 29 26 3 28 30 2 5 39 40 17 18 12 11 58 57 62 59 60 55 56 53 54 51 52 49 47 48 45 46 71 50 72 69 70 67 68 38 39 112 132 61 63 37 36 6 25k25k25k25k25k25k25k25k25k25k25k25k25k25k25k25k + + + + + + + + A 1 2 3 4 5 BCDEFGH TX-NR414/ 515/ 616/ HT-R758/ 791/ HT-RC460/ 470/ DTR-20.4/ 30.
18、4 SCHEMATIC DIAGRAMS-2 (PART-2) BLOCK DIAGRAM VIDEO SECTION PRin3 Yin3 PBin3 CEC CEC TMDS DDC RPWR HPD TMDS DDC RPWR HPD CEC DDC RPWR HPD CEC DDC RPWR HPD TMDS CEC DDC RPWR HPD CEC DDC RPWR HPD TMDS TMDS DDC TMDS HPD DDC TMDS HPD ADINPB ADINPR TMDS TMDS DDC RPWR HPD TMDS DDC RPWR HPD TMDS DDC RPWR H
19、PD DDC RPWR HPD TMDS DDC RPWR HPD HPD TMDS RPWR DDC TMDS CEC CEC CEC CEC CEC TMDS DDC RPWR HPD CEC TMDS DDC RPWR HPD CEC TMDS DDC TMDS DDC RPWR HPD TMDS DDC RPWR HPD CEC DDC TMDS HPD 8bit ITU-R BT.656 YCrCb 4:2:2 HPD RPWR DDC TMDSTMDS DDC HPD CEC TMDS DDC HPD RPWR Vin3 PRin1 Vin7 PRin2 Vin4 Vin5 Vin
20、1 ISOIN ISOOUT Vin2 Vin6 PY ADINPY/ADINCV PBin1 PBin2 Yin1 Yin2 CEC I2S SPDIF SPI I2S/SPDIF DSD I2S SPDIF I2S SPDIF DSD I2S SPDIF DIGITAL VIDEO AUDIO IN 2CH CEC PWRDWN RESET I2C INTRQ I2C RESET INT I2C MUTE I2C RESET INT SPI for UPDATE I2C RESET INT I2C RESET INT RDY LOCK REQ SPI for UPDATE I2S from
21、 DSP I2S from DSP PY NJM1328 MONITOR Y CB CR ISO COMPONENT OUT HDMI IN2 HDMI IN3 HDMI IN1 HDMI IN4 RX1 RX2 RX3 HDMI IN5 HDMI IN6 RX4 RX5 Tx 0 TX0 MUX Receiver HDMI Receiver HDMI MUXMUX Tx 1 TX1 MUX MUX Parallel VIDEO HDMI OUT MAIN HDMI OUT SUB OSD 16MB SPI FLASH AUDIO OUT 2CH ARC1 2CH AUDIO IN MUX S
22、II9573 Q8101 AUDIO OUT MULTI CH ARC0 2CH AUDIO IN MUX PLL 10bit 86MHz A/D 2D Comb VBI SLICER COLOR DEMOD SD VIDEO DECODER ADV7180 UP to 480i XTAL 28.6363MHz RX0 HDMI IN2 HDMI IN3 HDMI IN1 HDMI IN4 RX0 RX1 RX2 RX3 HDMI IN5 RX4 RX5 Tx 0 MUX Receiver HDMI Receiver HDMI MUX Tx 1 TX1 MUX MUX Parallel VID
23、EO OSD AUDIO OUT 2CH ARC1 2CH AUDIO IN SII9573 Q8101 AUDIO OUT MULTI CH ARC0 2CH AUDIO IN MUX TX0 HDMI FRONT TX-NR609, TX-NA609, DTR-30.3 Rx Q8661 TMDS141 HDMI Buffer Tx HDMI IN6 HDMI IN7 MUX HDMI OUT SUB INPUT FLEXI PORT 12bit x3 SELECT SOURCE HDMI RX MUX PROCESSING VIDEO BLOCK HDMI TX AUDIO DELAY
24、AUDIO VIDEO PIP/OSD Overlay PLLs DDR3 1Gbit 667MHz XTAL 20MHz ON-CHIP PROCESSOR SPI FLASH 128MB DDR2/DDR3 CONTROL Q8200 DE2755 KYOTOG2H Video Processor HDMI OUT MAIN 27MHz XTAL XTAL 27MHz TX-NR510,HT-R691 TX-NR610,TX-NR710, HT-R791, HT-RC460, HT-RC470, DTR-20.4, DTR-30.4 IN0 IN2 IN1 EQ EQ EQ Driver
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