Yamaha-RXA-710-Service-Manual-Part-3电路原理图.pdf
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1、A 1 2 3 4 5 6 7 8 9 10 BCDEFGHIJKLMN 127 DIGITAL 1/8 RX-V671/HTR-6064/RX-A710 SCHEMATIC DIAGRAMS All voltages are measured with a 10M/V DC electronic voltmeter. Components having special characteristics are marked and must be replaced with parts having specifications equal to those originally instal
2、led. Schematic diagram is subject to change without notice. VDD CE Pin No. 1 2 3 4 5 Symbol VOUT GND CE NC VDD Description Output Pin of Voltage Regulator Ground Pin Chip Enable Pin No Connection Input Pin Vref 54 21 Current Limit VOUT GND IC7: R1172H121D-T1-F CMOS-based positive-voltage regulator I
3、C VDD CE Vref 43 12 Current Limit VOUT GND Pin No. 1 2 3 4 Symbol VOUT GND CE VDD Description Output Pin Ground Pin Chip Enable (H Active) Input Pin IC5: RP130Q121D-TR-F Voltage regulator VDD CE Vref 43 12 Current Limit VOUT GND Pin No. 1 2 3 4 Symbol VOUT GND CE VDD Description Output Pin Ground Pi
4、n Chip Enable (H Active) Input Pin IC6: RP130Q501D-TR-F Voltage regulator TX0+/- TX1+/- TX2+/- R1X2+/- R1X1+/- R1X0+/- R1XC+/- R0X2+/- R0X1+/- R0X0+/- R0XC+/- R2X2+/- R2X1+/- R2X0+/- R2XC+/- TXC+/- CEC_D CEC_A HPDIN HPD2 HPD1 HPD0 TPWR RPWR2 RPWR1 RPWR0 EPSEL1/ EPSEL0/ LSCL LSDA TX_DDC Port2_DDC Por
5、t1_DDC Port0_DDC I2CADDR/ Config. Logic PLL I2C Switch DPLL CEC Oversample Termination/ Equalizer Termination/ Equalizer Termination/ Equalizer EDID RAM EDID Block Transmitter Block Transmit Drivers CEC I/F HPD Switch 5V Switch Configuration Block Receiver Block IC1, 2: SiI9185ACTU HDMI switcher 1 3
6、 2 5 4GND VCC IC4: TC7SH125FU Bus buffer IN A G OUT Y IC3: SiI9233ACTU HDMI receiver Serial Host Interface (DDC) Serial Host Interface (Local) CECCEC A CEC D HPD0 HPD1 HPD2 HPD3 INT ODCK DE HSYNC VSYNC EVNODD SPDIF SCK/DCLK WS MUTEOUT XTALIN XTALOUT MCLK SCDT Q35 0 SD3 0 DR3 0 DR3 0 DSDA0 DSDA1 DSDA
7、2 DSDA3 DSCL0 DSCL1 DSCL2 DSCL3 CSDA CSCL CI2CA R0XC+ R0XC R0X0+ R0X0 R0X1+ R0X1 R0X2+ R0X2 R0XC+ R0XC R0X0+ R0X0 R0X1+ R0X1 R0X2+ R0X2 R0XC+ R0XC R0X0+ R0X0 R0X1+ R0X1 R0X2+ R0X2 R0XC+ R0XC R0X0+ R0X0 R0X1+ R0X1 R0X2+ R0X2 R0PWR5V R1PWR5V R2PWR5V R3PWR5V RESET# HDCP Registers Video HDCP Unmask Audi
8、o HDCP Unmask SCDT Logic Reset Logic HDMI Decode HDMI Receiver Mux SRAM EDID NVRAM Video Processing Audio Processing APLL Auto Video Configuration Video Output Format Audio Output Audio Clock Regeneration S/PDIF Output I2S/ DSD Output Up/Down Sampling Deep Color Color Space Converter HDPC Engine Hot
9、 Plug Controller Embedded HDCP Keys RPI Registers and State Machine Configuration and Status Registers A/V Split Auto Audio/ Exception HDMI RECEIVER HDMI SWITCHERHDMI SWITCHER HDMI 3HDMI 4HDMI 5HDMI 2HDMI 1 (BD/DVD) to DIGITAL 4/8 to DIGITAL 5/8 to DIGITAL 2/8, 3/8 to DIGITAL 3/8 DIGITAL (1) No repl
10、acement part available. to DIGITAL (2)_CB32 Page 128J7 A 1 2 3 4 5 6 7 8 9 10 BCDEFGHIJKLMN RX-V671/HTR-6064/RX-A710 128 DIGITAL 2/8 All voltages are measured with a 10M/V DC electronic voltmeter. Components having special characteristics are marked and must be replaced with parts having specificati
11、ons equal to those originally installed. Schematic diagram is subject to change without notice. IC22: ADV7172KSTZ Digital PAL/NTSC video encoder 8 8 RSET1 COMP1 ADV7172/ADV7173 COLOR DATA P0 VREF RSET2 COMP2 P7 DAC E DAC F DAC D DAC A DAC B DAC C BRIGHTNESS AND CONTRAST CONTROL + ADD SYNC + INTERPOL
12、ATOR 10 LUMA PROGRAMMABLE FILTER + SHARPNESS FILTER SATURATION CONTROL + ADD BURST + INTERPOLATOR 10 PROGRAMMABLE CHROMA FILTER 10 8 8 8 REAL-TIME CONTROL CIRCUIT SCRESET/RTC MODULATOR + HUE CONTROL 10 10 10 10 10 10 Y U V 8 4:2:2 TO 4:4:4 INTER- POLATOR 1010 SIN/COS DDS BLOCK DAC CONTROL BLOCK DAC
13、CONTROL BLOCK 10 10 10 10 10 10-bit DAC 10-bit DAC 10-bit DAC 10-bit DAC 10-bit DAC 10-bit DAC 10 M U L T I P L E X E R M U L T I P L E X E R YUV TO RBG MATRIX + YUV LEVEL CONTROL BLOCK I2C MPU PORT HSYNC FIELD/ VSYNC BLANK TTX TTXREQ VAA RESET TELETEXT INSERTION BLOCK YCrCb TO YUV MATRIX CLOCKCSO_H
14、SO VSO CLAMPSCLOCKSDATAALSB VIDEO TIMING GENERATOR GND PAL_NTSC IC21: ADV7181CBSTZ 10-bit, integrated, multiformat SDTV/HDTV video decoder and RGB graphics digitizer INPUT MUX DATA PREPROCESSOR DECIMATION AND DOWNSAMPLING FILTERS STANDARD DEFINITION PROCESSOR LUMA FILTER OUTPUT FIFO AND FORMATTER AI
15、N1 TO AIN6 SERIAL INTERFACE CONTROL AND VBI DATA SCLK SDATA ALSB SYNC EXTRACT 20 HS/CS 10 10 PIXEL DATA P19 TO P10 P9 TO P0 VS FIELD/DE LLC SFL/ SYNCOUT CVBS S-VIDEO YPrPb SCART (RGB + CVBS) GRAPHICS RGB 6 CHROMA FILTER CHROMA DEMOD FSC RECOVERY INT LUMA RESAMPLE LUMA 2D COMB (5H MAX) RESAMPLE CONTR
16、OL CHROMA RESAMPLE CHROMA 2D COMB (4H MAX) FAST BLANK OVERLAY CONTROL AND AV CODE INSERTION FB Y Cb Cr VBI DATA RECOVERY MACROVISION DETECTION STANDARD AUTODETECTION CVBS/Y C Cb Cr Cb Y COLORSPACE CONVERSION CVBS Cr COMPONENT PROCESSOR SSPDSTDI SYNC PROCESSING AND CLOCK GENERATION HS_IN/ CS_IN VS_IN
17、 SOG/SOY XTALXTAL1 DIGITAL FINE CLAMP GAIN CONTROL OFFSET CONTROL AV CODE INSERTION 20 10 10 10 10 10 10 10 ACTIVE PEAK AND AGC MACROVISION DETECTION CGMS DATA EXTRACTION 10 ADC0CLAMP ANTI- ALIAS FILTER 10 ADC3CLAMP ANTI- ALIAS FILTER 10 ADC2CLAMP ANTI- ALIAS FILTER 10 ADC1CLAMP ANTI- ALIAS FILTER G
18、ND EN SDAB SCLB SDAA SCLA CCA V CCB V CCB pull-up resistor V IC34: PCA9517DP Level translating I2C-bus repeater 3 18 4 6 72 5 IC26: R1172S331D-E2-F CMOS-based positive-voltage regulator IC Pin No. 1 2, 5 3 4 6 Symbol VOUT GND CE NC VDD Description Output Pin Ground Pin Chip Enable Pin (H Active) No
19、Connection Input Pin VDD CE Vref 61 32,5 Current Limit VOUT GND VDD CE Vref 43 12 Current Limit VOUT GND Pin No. 1 2 3 4 Symbol VOUT GND CE VDD Description Output Pin Ground Pin Chip Enable (H Active) Input Pin IC27: RP130Q181D-TR-F Voltage regulator VDD CE Vref 43 12 Current Limit VOUT GND Pin No.
20、1 2 3 4 Symbol VOUT GND CE VDD Description Output Pin Ground Pin Chip Enable (H Active) Input Pin IC33: RP130Q331D-TR-F Voltage regulator IC23-25: TC74LCX245FT Low voltage octal bus transceiver with 5-V tolerant inputs and outputs A1 A2 A3 A4 A5 A6 A7 A8 1 2 3 4 5 6 GND DIR OE B1 B2 B3 B4 B5 B6 B7 B
21、8 Vcc 7 8 9 10 20 19 18 17 16 15 14 13 12 11 IC31: TMDS141RHAR HDMI switch TMDS Receiver w/EQ VCC RINT RX2 Rx2 RX1 TMDS Driver TMDS Receiver w/EQ VCC RINT TMDS Driver TMDS Receiver w/EQ VCC RINT TMDS Driver TMDS Receiver w/EQ VCC RINT TMDS Driver OE PRE VSADJ RX1 RX0 RXC RX0 RXC RSCL RSDA OVS I2CEN
22、TX2 Tx2 TX1 TX1 TX0 TXC TX0 TXC TSCL TSDA 30 6 7 9 10 12 13 15 16 18 19 22 23 2 1 39 38 36 35 33 32 28 25 5 29 VIDEO ENCODER HDMI SWITCHER VIDEO DCODER to DIGITAL 5/8 to DIGITAL 3/8 to DIGITAL 1/8 No replacement part available. DIGITAL (2) DIGITAL (1) HDMI IN VIDEO AUX to DIGITAL (1)_CB10 Page 127L1
23、 to VIDEO (5)_CB391 (B, G, F models) Page 143C3 to VIDEO (1)_CB303 Page 144K9 to VIDEO (1)_CB303 Page 141K9RX-V671/HTR-6064 RX-A710 A 1 2 3 4 5 6 7 8 9 10 BCDEFGHIJKLMN 129 DIGITAL 3/8 RX-V671/HTR-6064/RX-A710 All voltages are measured with a 10M/V DC electronic voltmeter. Components having special
24、characteristics are marked and must be replaced with parts having specifications equal to those originally installed. Schematic diagram is subject to change without notice. IC52: M12L128168A-5TG2T 2 M x 16-bit x 4 banks synchronous DRAM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
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- Yamaha RXA 710 Service Manual Part 电路 原理图