TH-50PV500C维修手册-电路图.pdf

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1、69 14 方框图和线路图14 方框图和线路图 14.1. 线路图注意事项14.1. 线路图注意事项 70 14.2. 主方框图14.2. 主方框图 SS44SS42 SOS1 SS DATA DRIVER(RIGHT) SOS2 SS11 C6 SUSTAIN PULSE C52 C55C54 S.R DV15 S.R. HDMI INTERFACE 64 PULSE SUSTAIN 64 ERASE SUSTAIN DRIVE PULSE S.R +15V DATA DRIVER(CENTER) 64 DV S.R. C23 S.R S.R. Vda-75V VOLTAGE C10C21C

2、31C20 GENERATOR VDA (VE) CONTROL STB-PS PULSE VSUS C2DATA DRIVER(LEFT) PULSE SCAN S.R.S.R. C22 SC2 SC23 SC20 SC HDMI IN SD S.R. Vda-75V C1 P2 S.R.S.R. C5 S.R. C11 S.R.S.R. S.R. SS35 SCAN DRIVE SS12 S.R. ADDRESS S.R. VOLTAGE P23 SCAN OUT D31 C24C25 C61 C60C50 DATA DRIVER(LEFT) SS20 SS23 SS2 SS3 SS22

3、SS21 C53 S.R S.R 64 64 S.R 64 S.R S.R 64 64 64 64 S.R S.R 64 S.R 64 S.R SU SCAN OUT KEY SCANGK KEY SCAN GK3 REMOTE SENSOR AI SENSOR STB/ON LED DVB LED REMOTE SENSORK K1 G3 G2 AV3 AUDIO IN AV3 IN VIDEO VIDEO AV3 S- G51 PC CARD SLOT AV3/PC CARDG L/RVS_V TUNER SIF TUNER TB6 TB PLASMA AI PROCESSOR DG5 D

4、G3 OSD DG20 DC POWER PA SOS RGB PROCESSOR (GC4PRO) MAIN MCU LVDS TRANS- MITTER DG FORMAT CONVERTER Vsus 15V P12 FAN CONTROL PA20 Vda PB7 PA10 PB5 PA P5 PB FAN CONT POWER 15V PB31 P10 SOS PA7 DC/DC FAN PS_SOS LINE PB34 FILTER AC CORD P9 AVR RELAY AUDIO POWER 15VWo_10V PA30 PB30 RECTIFIER 5V CONTROLRE

5、CTIFIER POWER SUPPLY 12V STANDBY PROTECTION(SOS) VOLTAGEVOLTAGE STANDBY P2 STB14V STB5V RECTIFIERFACTOR POWER AVR CONTROLCONTROL DC-DC CONV. SUSTAIN POWER SOS VOLTAGE 15V VOLTAGE CONVERTER PROCESS TUNER 30V VSUS CONTROL +12Vs(W) RECTIFIER STB_PS SUSTAIN VOLTAGE PROCESS VOLTAGE RECTIFIER VSUS P11 STB

6、5V_M P5V P12V P25 FAN SOS P P30 F_STBY-14V VDA 15V AUDIO H2 SELECT INPUT VIDEO SELECT INPUT IN AV TERMINAL,H AV SWITCH,MSP H30DC POWER H6A AV1 AV2 IN AV4 IN VIDEO H1 H50 H51 H52 OUT AUDIO MSP PC IN SIF TV-V L/R L/R L/R V,R,G,B L/R V,R,G,B MAIN OUT OUT SUB L/R L/R L/R R,G,B Z2 SOUND CONTROLAMP L/R SQ

7、UAWKER AMP L/R WOOFER Z50 Z Z1SPEAKER L/R SQUAWKER SPEAKER SPEAKER AMP L/R WOOFER L/R V,S-V SD MODULE ADV7499 A/D 10BIT Y,PB/C,PR,CVBS A/D (GC3FS) Y,PB/C,PR DG2 DG1 R,G,B R G B DAC AUDIO DG15 YG,UB D34D33 FORMAT CONVERTER, PlASMA AI PROCESSOR LVDS D5 RECEIVER PICTURE OUTPUT PROCESSOR RGB FORMAT CONV

8、ERTER D25 OSD CONTROL CONTROL FPGA DISCHARGE FLASH MEMORY D20 MICOM D D3 EEPROM DC/DC CONVERTER SP12V PROCESSOR STB5V_M SUB-FIELD PLASMA AI P5V SUSTAIN CONTROL SOS DATA DRIVE VIDEO DATA SCAN CONTROL IIC L/R SS44 D32 SWITCH S POWER SWITCH STB-PS S1 POWER SDRAM GS52 V L/R MONO SD-CARD GS SD CARD SLOT

9、L/R HDMI I/F RECEIVER +12Vs(S) Wo_9V DATA DRIVER(RIGHT) S.R. C35 C3 S.R. C33 S.R.S.R. DATA DRIVER(RIGHT) C43 S.R. C4 S.R.S.R.S.R. C42 C44 TH-50PV500C Main Block DiagramTH-50PV500C Main Block Diagram D E B A C 516328 TU002 SIF MAIN VIDEO TUNER TB5 TU001 SUB VIDEO H5 OUT V S,V 47 C51C41 71 14.3. P 电路板

10、方框图14.3. P 电路板方框图 A B C D E F 123456789 15 2 10 Q551 D454 16 3 FB- 8 19 D305 17 1 1 17 D306 4 S3 BIAS 2 S4 3 5 24 11 3 PFC 13 12VC 1 7 3 STB_OUT 12VC CNPFC ZD408 23 ON/OFF 23 15V_OUT BIAS D455 22 VIN 25 D453 +5 26 IC401 F_STB_14V OVP P2 STB_IN IIn 18 MC603 20 GATE 6 6 D308 GND(BIAS) 14 4 5 D307 MC60

11、2 5V_OUT P23 VR351 2 L601 8 ZD310 K601 5V_ON PANEL_ON 9 L606 F_STB_14V D P10 23 AC+ F_STB_ON 8 1 21 4 AC- MC701 7 VCC D451 20 3 10 S2A ZC S5B 19 ALL_OFF AC_N 1 TO PB5 STB_ON VSUS 1 2 24 12VS(W) Vsus 180V Q451 MC301 RUSH 12 15V(FAN) FB_STB P30 VD_OUT PC_PFC_DET PFC_ON 13 AC IN 3 ZD409 Q605 BIAS 1 S1

12、R352 Q606 FAN SOS 12V_ON/OFF VDA -GND Q602 TO PB30 Q555 8 Q603 FAN CONT 4 VSUS STB_OFF 2 5VC 19 L604 5 5 +5 VS_LVP1 SW_MAIN 16 4 7 8 1 5V_ON 15VD RFCO_ON 10 D452 L=OK 2 VDA 9 11 T501 VDA 6 3 H=SOS 6 TH351 Q453 2 7 HV_ON 18 1 P5 L401 VS_LVP2 P12 VS_LVP2 12VS(S) 12VS(W) SW_MAIN 1 15VD 16 SW_MAIN 15VD

13、1 V1 13 TO SC23 TO SS12 PG 15VD FB_MULTI 18 8 6 VS-OUT 3 1 17 P1 4 VS_OUT VS_LVP1 9 Q452 8 2 20 FAN_CONT 1 STB_OFF 15V_IN FB 3 2 3 D351 P25 4 VSUS 15V ON/OFF 6 MC501 FAN_SOS 9 V2 NEUTRAL +5VC 7 12V/15V_ON RLY- +5VC AC_L MC601 PFC S6 TO D5 7 AC- 5 TO SC2 4 7 DISCHG AC- VSUS 3 F14V_ON 14 4 4 18 DC(+)

14、ON 12VC P2 Q601 DC(-) 12VC 1 ZD601 MC604 LIVE 25 5 STB5V 2 RECTIFIER STB POWER CONTROL 10 S5A D602 1 V4 P9 1 11 ZD404 14 VR451 2 2 MC401 STB_OUT 9 5 RLY- V3 D501 S2B BIAS 8 L602 5 6 P11 TO PA10 16 3 11 4 -PFC 5 PC503 1 F_STB_14V 2 4 3 Q554 24 17 ON/OFF IC501 ZD309 22 +15V Q553 PS_SOS PG 4 16 VSUS 15

15、 2 18 1 T301 ISUS 120V AC_DET 7 PG OUT IC301 VSUS 6 HV_ON 21 PFC 19 T401 5V 4 K602 TO SS11 8 2 VS_STOP 50/60Hz 12 7 PC_PFC_ON HV_ON PC_HV_ON RF601 3A 14 9 9 MC303 18 8 1517 1 10 4 16 2 3 6 5 11 14 13 9 MC302 12 7 18 3 4 1 2 (HOT) AC DET MC603 (COLD) Q332 Q333 STB_IN 3 MC303 (HOT) (COLD) COLDHOT COLD

16、HOT COLDHOT VS_STOP PANEL_ON ALL_OFF F_STB_ON PS_SOS POWER MODULE Exchanged board only Exchanged board only POWER MODULE Exchanged board only POWER MODULE Exchanged board only POWER MODULE Exchanged board only POWER MODULE Exchanged board only POWER MODULE POWER MODULE Exchanged board only POWER MOD

17、ULE Exchanged board only P POWER SUPPLY MAIN ON/OFF RUSH ON/OFF PFC PFC CONTROL 10 11 POWER OUTPUT CONTROL POWER CONTROL Vsus POWER SUPPLY Vsus POWER SUPPLY MAIN SW ON/OFFSTB ON/OFF ERROR DET OSC F14V_ON/OFF ERROR DET DRIVE VOLTAGE OSCILLATOR OSCILLATOR DRIVE VOLTAGE IPD TH-50PV500C P-Board Block Di

18、agram TH-50PV500C P-Board Block Diagram 72 14.4. P 电路板 （1/2）线路图14.4. P 电路板 （1/2）线路图 L.F L.F L.F + + + + + Z601 750V C601 1.0u Z603 470V R683 1.8k L601 P2570207Z 1 23 4 A601 3.6kV A602 3.6kV L606 ELF15N004A 1 23 4 R609 121k R610 121k R611 121k R612 121k R602 150 R603 15 R656 820 R657 820 R681 820 R68

19、2 820 R659 820 R658 820 R623 10K R620 68 R621 150 D608 RB550VA C604 220p L602 P2570207Z 1 23 4 C603 220p R607 330k ZD608 MA4220N C634 220u 25V R606 1K R604 470K R619 0 D614 ERA22-10 D613 ERA22-10 R605 470K R622 0 Q601 2SK3302 Q605 2SB709A R625 10K R629 47K Q606 2SD601A R624 18K C625 0.47u 25V C633 0

20、.011u 50V R630 10K R646 150K Q603 2SB1386 R644 100K Q602 2SD2098 R678 68 R679 150 D606 RB550VA-30 R626 68 R627 150 D609 RB550VA R677 10k R628 10K R617 0.22 R615 0.22 R616 0.22 R631 0.22 R653 18k R655 18k R654 18k C627 0.047u 630V R634 255K R635 255K R636 255K R637 255K R638 249K R642 249K C622 0.047

21、u 630V C624 220u 450V C626 220u 450V C610 1u 450V C611 1u 450V R649 549K R641 549K R640 549K R613 150K R614 150K C623 220u 450V R632 150K R633 150K D601 MA111 D603 MA111 C630 0.047u L607 EXCELDR35 L612 0 L611 EXCELDR35 L613 0 L608 EXCELDR35 L614 0 C628 330u R608 82 R618 82 D612 EP01C C620 0.001u 1KV

22、 C621 0.001u 1KV D607 S3V60 C606 0.22u L604 S3783106Z C629 47u 25V D605 MIF60 RF601 HUF5K100J14 F602 F601 1 4 NEWTRAL LIVE P9 AC CORD TO S1G1G2S2S3G3 316497 371014 6 911 AC+ AC- F603 A11K10 K601K602 D602 2 AC 3 AC DC(+) DC(-) 1 4 13 X1 X3 CNPFC PFC PG PGBIAS_PFCX8 BIAS_GNDX3 ON/OFF_PFCX7 X2STB DISCH

23、GX25 X21AC _L AC _NX22 X4PG_STB X10 X9 RLY_RUSH RLY_ON 3 B D 2 F 5 E C 871 A 496 Vin BIASGND Iin +5 0vp GATEON/OFF DG12D1-0DJ12D2-0 MC604 MP00P5 MP00P4 MC601 S1WBA80 D1D2D3 258 MC602 P-BOARD ETXMM564MEK (1/2) TH-50PV500C P-Board (1 of 2) Schematic Diagram TH-50PV500C P-Board (1 of 2) Schematic Diagr

24、am D-BOARD TO (D25) IXMM564M-G-9 IXMM564M-D-9 COLD COLD HOT HOT STB_IN X30 SW_MAIN SW_MAIN STB_ON 5 AC_OFF PC_AC_DET STB_OFF STB_OFF STB_OUT STB_OUT PFC_ON PC_PFC_ON F14V_ON F14V_ON HV_ON PC_HV_ON 5V_OUT 5V_OUT 15V_OUT 15V_OUT 12VMUTE Low;DETECT HPD5V CABLE OUT;LOW/MUTE CABLE IN;Hi/NORM UB0-UB9 YG0-

25、YG9 MAIN3.3V 4 AVR 1.5V VIN5 1 IC5015 VOUT VCONT MAIN1.5VMAIN3.3V YG0-YG9 UB0-UB9 HDMI INTERFACEDV JTAG:Joint Test Action Group 5V 26 18 17 7 2 5 4 29 30 60 13 12 11 10 9 55 59 58 44 36 34 33 53 45 32 31 15 HDMI IN HDMI_ROBA16 SOM2 3.3V 8 MAIN 3.3V MAIN 1.5V MAIN 3.3V INTERFACE AUDIO HDCP CIPHER DEC

26、RYPTOR TMDS DECODER TH-50PV500C DV-Board Block Diagram TH-50PV500C DV-Board Block Diagram THIS IS FOR REFERENCE USE ONLY. THIS MUST BE REPLACED WITH AN EXCHANGE BOARD ONLY. D E B A C 51632847 85 14.17.DV 电路板线路图14.17.DV 电路板线路图 G G RX_SD0# HDMI_5V_DET JTAG_TRST HDMIINT HPD JTAG_TMS SCL0B SDA0B RX_WS C

27、LKINB2 AP_DE YGIN1 YGIN0 VSIB HDMIINT RX_SCK RX_MCLK YGIN0 YGIN1 AP_DE HSIB VSIB UBIN0 CLKINB2 UBIN2 UBIN1 YGIN9 UBIN3 YGIN8 UBIN4 YGIN7 UBIN5 YGIN6 UBIN6 YGIN5 UBIN7 YGIN4 UBIN8 YGIN3 UBIN9 YGIN2 JTAG_TCK JTAG_I_TDO JTAG_TDO SCL0B HDMI_RST JTAG_TRST JTAG_TDO JTAG_I_TDO JTAG_TCK JTAG_TMS HPD HDMI_5V

28、_DET RX_SD0# RX_WS YGIN9 YGIN8 YGIN7 YGIN6 YGIN5 YGIN4 YGIN3 YGIN2 UBIN9 UBIN8 UBIN7 UBIN6 UBIN5 UBIN4 UBIN3 UBIN2 UBIN1 UBIN0 HSIB RX_SCK RX_MCLK SDA0B DDC_SCL DDC_SDA NIRQ2 HDMI_RST 3.3V_MAIN 1.5V_MAIN NIRQ2 3.3V_MAIN 3.3V_MAIN 5V_MAIN R5007 0 TP5017 C5019 50V 1000p R5020 100k R5367 D1HG5608A002 R

29、53924.7k C5134 16V 0.1u MAIN3.3V R5338 4.7k R5022 1k C5039 16V 0.1u R5037 10k TP5002 R5391 47k C5020 16V 0.1u C5047 16V 0.1u D5021 D4ED13900001 TP5006 R5034 0 R5015 4.7k C0CBCAD00016 IC5015 1 Vcont 2 GND 3 Np 5 Vin 4 Vout C5005 16V 0.1u C5140 10V 1u R5045 0 R5040 EXB38V330JV R5335 33 L5012 J0JHC0000

30、045 R53934.7k C5057 50V 100p R5337 4.7k R537256 R5196 10k TP5015 R507822 L5016 J0MAB0000176 12 34 Q5004 2SC584500L C5141 10V 1u R5043 10k R5334 D1HG5608A002 TP5018 C5014 16V 0.1u R5006 1k C5136 1u 10V D5013 D4ED13900001 R507722 L5021 J0JHC0000045 D5020 D4ED13900001 R5354 33 C5004 10V 1u TP5011 R5018

31、 10k DV15 K1KA60A00162 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 TP5022 R53470 R537056 Q5001 B1MBACA00004 G1 D1 S1 G2 D2 S2 1.8k R5399 C5137 50V 1000p D5016 D4ED13900001 M

32、AIN5V D5018 D4ED13900001 C5018 16V 0.1u D5017 D4ED13900001 C5143 50V 1000p C5144 16V 0.1u R5041 33 L5015 J0MAB0000176 12 34 L5017 J0MAB0000176 12 34 C5034 16V 0.1u R5039 10k R5366 4.7k JK5001 K1FA119D0001 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 R536956 R5395 22 Q5003 2SC584500L ZA5001 K4CD01

33、000011 C5001 4.7u 16V ZA5003 TESA169 R537156 IC5017 C3EBFC000037 1 A0 2 A1 3 A2 4 VSS 5 SDA 6 SCL 7 WP 8 VCC C5135 10V 1u C5030 16V 0.1u D5019 D4ED13900001 C5046 50V 470p R53530 D5022 D4ED13900001 R53490 TP5001 D5023 D4ED13900001 R5035 0 R5014 4.7k MN864721 IC5003 1 LPSA5 2 LPSA6 3 LPSA7 4 PDWN 5 NI

34、RQ 6 HSCL 7 HSDA 8 VSS 9 VDD33 10 PSEL 11 NPRIME 12 NTEST 13 SCANTEST 14 VSS 15 VDD15 16 TESTM0 17 TESTM1 18 TESTM2 19 MINTEST 20 NRESET 21 SOM0 22 SOM1 23 SOM2 24 ESDA 25 ESCL 26 TMS 27 TCK 28 TDI 29 TDO 30 TRST 31 VDD15 32 VSS 33 VDD33 34 Q0 35 Q1 36 Q2 37 Q3 38 VSS 39 Q4 40 Q5 41 Q6 42 Q7 43 VDD3

35、3 44 Q8 45 Q9 46 Q10 47 Q11 48 VSS 49 Q12 50 Q13 51 Q14 52 Q15 53 VDD33 54 Q16 55 Q17 56 Q18 57 Q19 58 VSS 59 Q20 60 Q21 61 Q22 62 Q23 63 VSS 64 RCLK 65 DE 66 VDD15 67 HSYNC 68 VSYNC 69 VDD33 70 VSS 71 CTL0 72 CTL1 73 CTL2 74 CTL3 75 TD4 76 TD5 77 TD6 78 NIRQ2 79 VDD33 80 AMDAM 81 AMDACL 82 AMDAWS 8

36、3 AMSDO1 84 AMSDO2 85 AMSDO3 86 AMTX 87 VSS 88 P1SCL 89 P1SDA 90 EXTCKEN 91 VDD15 92 P0SCL 93 P0SDA 94 EXTCKIN 95 VSS 96 FLT 97 AVSS 98 AVDD 99 AVDD 100 P1RXCM 101 AVSS 102 P1RXCP 103 P1RX0M 104 AVSS 105 P1RX0P 106 P1RX1M 107 AVSS 108 P1RX1P 109 P1RX2M 110 AVSS 111 P1RX2P 112 AVDD 113 AVDD 114 P0RXC

37、M 115 AVSS 116 P0RXCP 117 P0RX0M 118 AVSS 119 P0RX0P 120 P0RX1M 121 AVSS 122 P0RX1P 123 P0RX2M 124 AVSS 125P0RX2P 126 AVDD 127 AVDD 128 AVSS C5054 4.7u 16V R5356 33 L5018 J0MAB0000176 12 34 TP5014 R504233 R53500 C5017 1u 10V L5003 J0JHC0000045 R5044 0 R5013 47k C5013 16V 4.7u L5001 J0JHC0000045 C504

38、0 16V 0.1u Q5002 2SC584500L R5017 10k R5038 10k D5015 D4ED13900001 R5375 33 R5019 47 R53480 C5049 16V 0.1u L5002 J0JHC0000045 R5376 100 D5014 D4ED13900001 R5336 33 R5030 10k C5016 16V 0.1u R5033 0 TP5010 R5011 0 R5023 68 R5359 33 R5396 100 TP5020 R502522 TP5013 C5056 16V 0.1u L5007 J0JHC0000045 R517

39、6 0 R5374 0 TP5007 C5133 16V 4.7u R502422 R50361k C5036 16V 0.1u C5044 16V 0.1u TP5008 TP5012 D5025 MAZ30560ML TP5009 R5394 22 TP5023 TP5024 TP5025 ZA5005 K4CD01000011 HOTPLUG 3.3V_SDA CABLE IN - Hi : Norm CABLE OUT - Low : Mute for Audio MUTE and 5Vdet Hi : MUTE FOR DDC RESET RXC- RXC+ RX0- RX0+ RX

40、1- RX1+ RX2- RX2+ CLKG +5V DET D0G SCL D2G HPDT DDC DATA CLK+ CEC DDCG D2+ N.C. D2- D1- D1+ CLK- D1G D0- D0+ 3.3V_SDA 3.3V_SCL 3.3V_SCL Low : Detect HPD5V 6 5 1 4 2 3 7 B 42836 D E C A 1 RXC- RXC+ RX0- RX0+ RX1- RX1+ RX2- RX2+ DV-BOARD TNPA3626AC HDMI I/F RECEIVER DDC EEPROM HDMI IN AVR 1.5V DG-BOAR

41、D TO (DG15) TH-50PV500C DV-Board Schematic Diagram TH-50PV500C DV-Board Schematic Diagram JS5003 suffix AC THIS IS FOR REFERENCE USE ONLY. THIS MUST BE REPLACED WITH AN EXCHANGE BOARD ONLY. 5 86 14.18.DG 电路板 （1/2）方框图14.18.DG 电路板 （1/2）方框图 AFC1 LED_R B_DDR_CLK B_DDR_NCLK RM_IN KEYSCAN M2_RST TUNER_MAI

42、N_ON SOS MAIN_Y/CVBS MAIN_PB/C MAIN_PR MAIN_PR RGB_CVBS MAIN_PB/C MAIN_Y/CVBS PC_B PC_G PC_R PC_VS PC_HS SD_RXDO SD_TXDO SD_IDO SD_RESET A_DAC_PD HDMI_DAC_MUTE HDMI_ROBUSTNESS HDMI_RST HDMI_INT JTAG_TRST TDO_4PRO_HDMI JTAG_TCK JTAG_TMS HPD CLKINB2 VSIB HSIB HDMI_5V_DET TD0_FS_4PRO JTAG_TMS JTAG_TRST

43、 JTAG_TCK CLKINA HSIB VSIB SUB_PR SUB_Y/CVBS SUB_PB/C M2_RST SOS2 SP_MUTE AUDIO_MUTE HDMI_INT HDMI_DAC_MUTE HPD A_DAC_PD HDMI_RST HDMI_ROBUSTNESS HDMI_5V_DET SUB_PR SUB_C/PB SUB_Y/CVBS AI_SENSOR AL_SRQ LED_G CVBS1 CVBS1 PC_VS PC_HS PC_R PC_B PC_G XBUF TDO_HDMI_BA NRST X4001 TO H2 DG2 SELF,ID,ED2 108

44、0i A/D 10bit VPK COLOUR 30MHz 30MHz A/D 10bit Macrovision 625i/p A/D 10bit MATRIX NOISE LEVEL RGB- YUV CHROMA 720p Sync SEPA 30MHz Detection 3D/2D com 525i/p SYNC CLK SW IC4005 10bit A/D(ADV7499) 22UV0UV929 76 SOS2 10 STB_RESET13 SCL2 21 SDA323 SP_MUTE12 SOUND_MUTE11 RMCN AFC1 3 6 LED_R15 2 3 DG20 1

45、 TO PA20 25 23MAIN 3.3V SOS BT30V AC_ON/OFF DG MICOM,DIGITAL SIGNAL PROCESSOR 22 20 18 17 15 13 12 9 7 5 MAIN 3.3V SUB 3.3V SUB 9V SUB 9V MAIN 2.5V MAIN 2.5V SUB 5V MAIN 5V STB 5V SUB 5V MAIN 5V STB 5V 4 RESET IC4063 SDA2LSDA NRST IC4055 128M DDR SDRAM 5 6 TVON MAIN 9V MAIN 3.3V SUB 9V MAIN 9V 74 72

46、 Q4006,Q4013 Q4011 Q4012 38XTAL 20 24 KEYSCAN8 A_DDR_CLK A_DDR_NCLK IC4054 GC4PRO SDA2 SCL3SCL3 SDA2 SCL2 SDA3 CLK0A CLKIA HSIA VSIA TPOUT0 7Y0Y914 R0R33330 4142 9194 R0R3,Y0Y9,UV0UV9 SDA_2L SDA SCL_2L 81 SCLK82 D_CLKIN RESET VS HS LLC1 (ADV7403) PORT-A 1 SDA1 18 17 SCL1 DEM. DETECT Q4068 9SRQ 35 36

47、 4 99 78 AVR 3.3V 8VOUT 1 IC4049 CONT AD 3.3V 5 VIN SUB 5V VOUT PLL 1.2V AVR 1.2V MAIN 2.5V 1 IC4044 VIN5 VOUT AVR 1.2V 1 IC4061 VIN5 DLL 1.2V Q4010,Q4015 57 6 32 SDAIN7 SCLOUT IC1235 SDAOUT SCLIN IIC BUFFER SCL1 SDA1 AIN9 Q4900 2 RGB_CVBS TO H1 DG1 MAIN_CVBS2(RGB) MAIN_PR/B 28 30 32 MAIN_Y/V/G34 MA

48、IN_PB/C/R STB5V 14STB5V VDD AVR 2.5V VCCVOUTVOUT4 IC4024 35 IC4042 AVR 1.8V 4 1 OUT STB 5V 21 IC1103 1 AVR 1.8V 3 MAIN 3.3V VDD 2 AVR STB 2.5V STB 2.5V AVR 3.3V AD 3.3VSTB 5V 4 MAIN 2.5V MAIN 1.8V DDR 2.6V MAIN 5V VIN IC4008 4 VIN 5 VDET VOUT AVR 3.3V VINVOUT MAIN 1.2V IC4048 AD 1.8V AVR 1.2V MAIN 3

49、.3V IC4041 2 AVR 2.6V 5VINVOVCCVOUT STB 3.3V 5OUT IC1110 MAIN 2.5VMAIN 2.5V 1 MAIN 3.3V IC4025 SCLSCL2L (FS&HDMI) PORT-B 19 16 18 15 11 13 21 27 23 25 29 SD_IDO PC_G PC_B PC_R PC_HD HDMI_R HDMI_L SD_RXDO SD_TXDO SD_RST PC_VD IC4001 3 6 2 7 5 1 Q4435 Q4434Q4432Q4431Q4430 Q4436 Q4433 BICK LRCK MCLK SDTI IC4002 1 2 AUDIO DAC 3 4 11 10 AOUTL PDN5 SMUTE6 AOUTR RX_MCLK 26 MAIN3.3V MAIN5V TO DV15 2224 MAIN3.3V 20302960 RX_WS DG15 RX_SDO RX_SCK SCL0 HDMI_INT 1716 SDA0 NIRQ2 HDMI ROBUSTNESS 24 HDMI_5V_DET 718 HDMI_RST 5 VSIB 59911 JTAG_TMS 5558 JTAG_TCK TD0_4PRO_HDMI CLKINB2 JTAG_TRST 1013 HSIB