创维32D18HT彩电（6D66机芯）电路原理图

DWN. BY: YANG TITLE:6D66 SCHEMATIC PART NO. NEWSKYWORTH ELECTRONIC ENTERPRISES LTD. DATE: 18-04-98 (FOR DRILL DWN) (FOR DRILL DWN) VIDEO FILE: DWN. BY: (FOR DRILL DWN) CHECKED BY: CHECKED BY: APP'D BY: APP'D BY: REV.: 04 N CIRCUIT SYMBOLS CAPACITOR RESISTOR CARBON FILM CEMENT METER OXIDE FUSEABLE POLYPROPYLENE FILM POLYESTER POLYESTER METALLIZED MYLAR CERAMIC NON-POLAR ELECTROLYTIC N.P.O TANTALUM V.DY V.DY LIVE AREA NOTE: (1) ALL CAPACITORS ARE IN uF UNLESS OTHERWISE NOTED. ALL CAPACITORS ARE 50wv UNLESS OTHERWISE NOTED (2) CAPACITORS NOT SPECIFICALLY DESIGNSTED ARE CERAMIC CAPACITORS. (3) ALL RESISTORS ARE IN OHM 1/16 WATT UNLESS OTHERWISE NOTED. (4) RESISTORS NOT SPECIFICALLY DESIGNATED ARE CARBON FILM RESISTORS. (5) DC VOLTAGES ARE MEASURED FORM POINTS INDICATED TO THE CIRCUIT GROUND WITH A DIGITAL MULTIMETER TEST. (6) WAVEFORMS ARE TAKEN WITH SETTING CONTROLS TO NORMAL CONDITIONS. (COLOR PHILIPS PATTERN) (7) THIS CIRCUIT DIAGRAM IS SUBJECT TO CHANGE WITHOUT PRIOR NITOCE. (8) SAFETY CRITICAL DEVICE. 3 8 9 15 0.73V 0.13V FB Sync Drain Vcc GND 16V FSCQ1265 2 YPRPB OUTPUT1+ OUTPUT1- +14V Vcc IN 1 NC MUTE ST-BY PW-GND S-GND NC NC IN 2 +14V Vcc OUTPUT2+ OUTPUT2- Y PB PR TO CRT BOARD TO CRT BOARD 1 POWER SUPPLY H SCAN V SCAN TUNER IF AMP AUDIO AMP AUDIO SWITCH G R FOR SUPERSLIM NC CN802 F801 T4A/250V R820 2.2M VD801 T806 T805 C895 0.22UF CN801 1 2 3 4 SW801 PSW C814 470PF C812 470PF TH801 10 OHM C808 330UF/400V D802 BA158 IC803 TLP621 C803 2n2/AC250V R805 8.2M/1W C806 1000P/1KV C804 1000P/1KV L402 10uH RL801 D824 IN4148 Q802 2SC1815 C818 0.1UF T401 Q416 6920 R444 10 D412 BY459 C461 6800P/2KV C425 6800P/2KV R430 180 OHM/2W C427 4700P/500V L403 10uH R806 300K/1W R818 1 D810 RU4YX C819 470P/500V C851 NC L802 100uH C820 1000UF/25V D811 RU4YX C849 470P/500V C844 0.01u C841 2200UF/16V D825 BYW36 C833 470P/500V C837 1000uF/16V C832 470P/500V C830 2200UF/25V C831 0.01UF GND OUT IN IC804 7812 C840 1000UF/16V R826 1K R819 270K 1% C846 470uF/16V NTC801 1.2/2W C867 0.01UF C866 0.01UF R885 1K2 ZD810 5V1 C807 0.01U/50V C815 0.01U/50V C827 NC C872 1000uF/16V C865 0.01uF Q813 C1815 VR801 50K R861 10K C877 0.01 Q816 C1815 Q817 A1015 1 2 CN803 L815 L822 L820 L821 L813 L819 R802 1 C892 470uF/16V L807 100uH C822 0.01UF R804 .22 1/2W R812 .22 1W R817 .22 1/2W R832 .22 1W C409 470P/500V L812 D813 FF05U120S C856 220P/2KV C855 220UF/200V L806 D814 BYW36 C861 470P/500V C859 0.01u C860 1000UF/16V L803 1 V- 2 +VCC 3 PUMP 4 -VCC 5 VOUT 6 VCC 7 V+ IC301 TDA8177 C303 220uF/25V D301 BA158 R307 5K6 R306 20K C308 100P C306 10UF/50V C309 0.33 R309 8K2 D302 IN4148 R310 2K2 Q301 2SC1815 R311 1K R301 20K C301 0.001 R308 220/2W C307 0.1 R305 2 /2W C305 0.47 R302 24K R303 1.2/2W C302 0.1 C310 470uF/16V C304 0.1 C311 470uF/16V ZD808 4V3 C811 10/100V 1 2 3 4 5 IC801 C813 0.047U/63V D804 BA158 C801 1500P/2KV C871 0.1U/63V R808 10 D803 BA158 R801 1K D806 BA158 C868 3900PF/63V R809 470 ZD802 18V L804 R873 1K2 C864 10/100V R840 470 3 2 1 Q801 KA431 R842 4K7 1% D807 1N4148 C816 22nF R841 39K C821 0.22UF D411 FML-G16S C424 0.022/630v C460 390P/2KV R401 1K/1W R436 4.3K C411 0.1/250V D407 IN4148 R437 10K R477 10K C485 100uF/200V R482 4/15W D416 IN4148 R421 .22 1W R422 .22 1W D421 BYW36 D422 BYW36 C421 680P/500V C428 680P/500V C426 1000UF/25V C429 1000UF/25V 1 2 3 4 5 6 CN804 R480 .22 1W D480 BYW36 R481 .68 1W C480 100P/500V C481 22UF/25V C422 680P/2KV C423 0.01/630V R404 2K L405 400uH C459 4.7u/50V R453 2.2/2W 9 6 2 4 11 10 12 18 17 14 15 13 16 T804 BCK1 FOCUS2 FOCUS1 FOCUS GND E.H.T. SCREEN 5 10 1 2 3 9 7 11 12 6 8 4 NC T402 Q602 2SA1015 C646 470/16V R614 10K D608 IN4148 1 2 3 4 CN606 D609 IN4148 AVOUT Q601 2SC1815 R617 47K D610 1N4148 R615 10K R202 100K C202 10/16 R201 1K C206 100/16 C201 0.01 T202 Q202 2SC1815 R213 10K C210 0.01 C217 47/50V C218 0.01 T201 PIF/38.9MHz R203 100 R209 4K7 C212 0.01 1 AGC 2 SAS 3 SCL 4 SDA 5 BP 6 BT 7 IF TUNER1 R210 100 R211 100 C204 100P C203 100P L206 10uH R732 NC R734 NC R733 NC C252 0.01 C257 470/16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 IC601 TDA7266SA C639 0.22UF C634 0.22UF C603 0.01 C631 470U/25V C638 10UF C637 1UF Q604 2SC1815 C636 100P C633 100P C632 1U/50V 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 LN2 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 LN1 R616 10K R607 10K ZD201 33V R620 47K D403 BA158 R215+R216 2x15K/2W D815 BYW36 C823 1000UF/16V C824 0.01UF C809 0.01UF C826 2200UF/25V C805 0.01UF R872 .22 1W L824 D818 BYW36 C887 470P/500V C825 1uF Q803 C1815 Q805 A1015 C829 1uF R803 1K R827 470 Q810 C1815 R813 1K R814 1K5 Q806 C1815 R815 10K R810 33K C817 0.015/630V C869 220P/2KV D828 RU1C R874 0.22/1W R822 1K5/2W ZD801 5V1 1 2 3 4 CN302 D202 1N4148 Q405 TIP122FP R424 5.6K Q411 A1015 Q412 A1015 R463 1K R464 36K R467 10K R462 27K R461 2.7K R465 270K R415 22 C408 470/16 C295 22nF R295 10K C298 39P R237 2K2 C208 10nF C226 0.47uF/16V R235 220 C225 0.47u R299 220K C220 0.01 C221 1uF/50V R218 3K C213 0.01 C294 1000P C205 0.01 C222 0.022uF R223 30K R204 5K6 R205 1K R206 220 Q201 2SC2717 L201 0.82uH C242 100P C235 47/16V R208 4.7 R207 27 C209 0.01 SA201 C211 0.01 SA202 C228 470/50V C229 0.01 Q220 2SA1015 R241 220 X201 4MHz FM DET RFAGC SIF PLL FILTER VIF VIF GND VCC SIF SYS2 SYS1 AGC FILTER RFAGC AFC REF OSC VCO VCO PLL FILTER APC FILTER SIF AGC VIDEO OUT SIF OUT FM FILTER SIF 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 IC201 LA75503 VR201 20K R224 22K C224 0.01 1 2 3 4 5 6 7 8 9 CN601 J701 J702 R221 20K R602 3K9 R601 3K9 C410 4700P/500V Q401 2SC1815 Q809 C2655 ZD804 5V6 R823 220 1/4W C835 220uF C834 470uF C215 39P R220 1K L202 10uH Q812 2SC1815 ZD807 9V6 C836 220uF/16V R821 220 Q402 2SC2655 R413 15/2W Q404 A1015 C405 100/35 R410 0 R414 1K8 D401 BA158 C407 10UF/50V R403 3K6 R405 10K C403 30P C402 560P C406 470/50V C802 NC Q807 C1815 R855 10K R886 1K D833 IN4007 R836 6.8 OHM/1W L015 100uH D832 IN4007 R837 1 OHM/2W C845 470/16V 1 2 3 4 5 CHGND CHGND CHGND +9V 15 14 13 12 11 10 9 4052 R718 47K R721 47K C703 1U/50V C702 1U/50V R720 10K C701 1U/50V R747 4.7K C708 1U/50V Q702 A1015 R725 1K C713 1U/50V R706 1K C704 1U/50V R715 47K C705 1U/50V R748 4.7K C707 1U/50V Q701 A1015 R723 1K C733 1U/50V R716 1K R239 2K2 Q704 2SC1815 R702 10K Q703 2SC1815 R701 10K R710 1K R709 1K Q204 2SA1015 R729 620 R730 3K6 R219 2.2K R708 47K C715 220U/16V C711 0.01uF L710 10uH C730 220U/16V C731 0.01uF R741 47K R740 47K C706 1U/50V R703 47K C720 1U/50V C255 NC C721 1U/50V C256 NC R304 20/2W GND OUT IN IC805 7805 D204 IN4148 D203 IN4148 D201 IN4148 R252 10K Q203 2SC1815 R243 4.7k R242 10K C254 0.1uF AV2 R752 100 R751 100 1 2 3 4 5 6 7 S-AV1 1 2 3 4 5 6 7 8 CN201 1 2 3 4 5 6 7 CN808 Q820 A1015 Q819 C1815 R830 6K8 R831 6K8 R228 100 R227 100 R230 1K5 R229 1K5 T403 C463 .33/630V C470 NC L408 130uH L404 850uH C414 0.58/630V L406 45uH C413 0.15/630V C412 NC NR401 50K R724 1K R726 1K NR301 20 R471 NC R472 NC R470 NC C418 NC L701 10uH R238 NC C207 NC R727 100K R728 100K 1 2 3 4 IC806 278R05 R402 0.33/2W D402 1N5822 C857 NC C881 1nF L205 100uH Q804 C2655Y ZD803 7V5 DEGAUSSING +15V +12V +12V +B +8V-3 +5V-1 +14V -14V VFLB +B +12V +14V -14V 200V MUTE +12V +8V-3 POWER AGC +B NTSC-SW ROTATE V2 C1 MUTE SDA SCL DEGAUSS AFC V1 AUDIO-L AUDIO-R +15V +15V +5V-1 SYSTEM2 SYSTEM1 TO-RI SCL SDA VFLB Y PB PR ABL HD VD+ VREF EW HFLB CTRL1 CTRL2 EEPR-SCL EEPR-SDA BUS-OFF Y PB PR VD+ HD ABL POWER 200V HEATER HEATER +5V-1 25V ROTATE VREF EW +12V +B SRS-SW SYSTEM1 SYSTEM2 AGC +9V TV-VIDEO-IN +9V SRS-SW LOUT ROUT AUDIO-L AUDIO-R Y1 AFC KEY2 +8V-3 25V +B TV-VIDEO-IN KEY1 IR POWER +5VS/3.3V +5VM +5VS TV-A R1 R2 +9V +9V CTRL2 CTRL1 +9V +9V +9V TV-A TO-VD +9V TO-VD L2 TO-LI TO-VD TO-BWL LO TO-VD TO-VD TO-RI TO-BWR TO-VD +9V ON/OFF D1 D0 L2 R2 TO-VD V1 Y1 C1 R1 L1 LO RO VO V2 RO TV-A +9V ON/OFF D0 D1 TO-BWL TO-BWR +9V +5VM +5VS IR KEY2 KEY1 VO TO-LI D0 D1 +9V ROUT LOUT NTSC-SW +5VS +5VM +5VS/3.3V HFLB L1 ABL +12V