AQC B774B-1HB-01-A主板原理图

5 5 4 4 3 3 2 2 1 1 D D C C B B A A B774B-1HB (MAIN BOARD) 715A1048-*-S1 73A335-222 B+ ADJ 57A419-503-T 61A214Y-683-52T 93A1060-6-52T 57A420-502-T 5.12V 0.27V 5.12V 5.07V 2.76V 3.08V 2.70V 2.94V 1.60V 2.59V 4.59V 5.44V 5.08V 6.23V 0.91V 0.49V 0.06V 0.99V 0.99V 2.92V 11.6V 4.74V 5.01V 2.52V 2.39V 4.59V 5.66V 0V 0.3V CS1 CS3 CS4 CS TABLE <39KHz <49KHz <62KHz <72KHz >72KHz 0 0 0 0 1 0 0 1 1 1 1 1 1 1 1 NOTE: "0" IS "ON","1" IS "OFF" FOR CS MOSFET 715A1325-* 93A64-31P-52T 65A517K-103-2B 61A152M-228-64 93A60-21P-52T 67A30-151-15X 77A260-5-4 61A52-27-4W 93A52-55W-52T 61A58-8T-L 61A172-229-52T 93A3020-513 93A3040-8AT 93A1040-2-52T 93A1060-6-52T 57A600-27 67A215-47--11J 57A728-3 57A728-3 93A39-513-52T 57A446-3-T 14V 56A379-12 6.8V Note: The votage data is tested under timing140(1024*768/85Hz)condition,it is not standard.It is not the same data on diference monitor,so it is the reference for repairing. 14V ADJ HZ6C2 HZ18-1 2.63V 2.46V 0.36V 0.51V 4.97V 16.3V 2.38V 125V 50V BEAD HZ18-1 -12.5V NC 56A551-523 56A366-512 92mV 92mV 92mV 4.28V 4.82V 0.23V 0.28V 0.13V 0.19V 0.34V 5.13V 5.13V 1.52V 1.52V 1.82V 2.16V 2.16V 6.48V 2.16V 0.88V 750A5703-1AV 16 17 PictureBoost VIDEO BOARD 715A1329-* 2.16V 2.16V 2.16V 73.2V 75.8V 74.2V 90V 57A498-1-T 57A493-11-T 25KV 550V 39mV 39mV 39mV 3.3V 0.23V 0.28V 0.13V 0.19V 0.34V 3.3V 0.64V 0.05V 0.64V 5.13V 5.13V NOTES: errors or ommissions. after the date of publication and disclaims liability for changes , THE 50V CAPACITANCE NOT TO LABLE VOLTAHE. This schematic,we can not guarantee the accuracy of this information, THE 1/6W RESISTANCE NOT TO LABEL POWER. 18 31.6US 3 P801 PIN1 T401 PIN3 31.8US 31.8US 278V 10 14 16.72MS 325V 541V 1 9.38V 7 31.8US Q403 B 17 208V Q403 C 15 TP701 G1 1.26KV Q911 D 16.68MS 9 31.9US 722V 531V 6 T901 PIN13 T402 PIN13 VIDEO OUT T402 PIN13 98.8V 2 16.6MS 31.8US T904 PIN7 11 31.8US 17.7V 31.8US 31.6US IC901 PIN1 Q911 G IC101 PIN34 706MV 42.8V T901 PIN11 IC101 PIN33 12 5 15V 82.5V 4 16.68MS 31.6US 5.09V 5.06V 8 31.8US 31.7US 16 59.4V T902 31.6US 60.7V 13 31.8US IC601 PIN5 0V 0V 3.26V 5.09V 3.27V 2.56V 2.39V 5.09V 5.09V 4.43V 5.05V 0V 5.10V 3.75V 4.99V 0.06V 0.48V 4.99V 2.13V 0.46V 0.06V 0V 0V 5.10V 5.10V BOUT P28 4.7V P802 VOUT2 EWOUT NC 56A1131-517 1.14V 1.14V V-OUT 57A731-1A-T 56A584-1A 61A58-101-WT 61A152M-918-64 61A175L-101-52T 0.91V 106V 210V 12.99V -9.42V 0.68V -12.8V 0.68V 57A493-11-T 12.73V 57A600-4 73A147-527-ND 67A309-478-7T -0.76V 57A706-504 18 93A1002-1W-52T 8.37V 4.95V 57A415-1 + 2.93V 4.21V 61A153M-221-59 ABL ADJ 57A498-1-T 1.48V 2.91V 3.53V -166V 25KV -35V 18K 0.18V B774B-1HB-01-A Tuesday, October 19, 2004 B774B-1HB TOP VICTORY ELECTRONICS(FUJIAN)CO.LTD MODEL: P/N: Date: DRAWER APPROVED Electric Engineer Engineer Safety VBLK SCL 5V 5V SCL GND MUTE B+ BOUT ROT L N MUTE B+ 5V1 90V G1 ABL H-FLY SDA SCL HFB OFF DEG OFF HS DEG OFF SDA VS ROT CLP SDA HO 12V VBLK VO HL P14V P1 F.B P15 B+ P14V -12V CS4 VOUT2 V-OUT 5V B+ 13.8V P14V 5V 13.8V 6.3V P14V CS1 UNLOCK P1 CS3 F.B 90V 6.3V 90V H-DRV 6.3V B+ P14V CS1 MUTE G1 B+ P15 5V P1 MUTE G1 GND UNLOCK VOUT1 CS4 90V 5V EWOUT P28 5V VOUT1 6.3V 13.8V F.B CS3 ABL HL H-DRV G1 12V 12V 12V 12V 12V 12V 12V 12V 12V Q414 C945P VR901 100 + C482 47U/200V ! R908 15 1/2W 　 Q874 BF423 R811 75 R428 0.62/3W ZD801 3V2 R449 150K C444 0.33U D910 PS156R R812 1/1W C833 0.1u R817 10 1/4W R840 1K C415 4700/100V R749 100K　 C460 NC Q410 2SD667AC C418 4700PF/1.6KV ! D914 1N4148 R807 1K C163 TZX6V2 R411 3.3K + C433 22uF +C449 22UF R480 JUMPER 2.5mm 6P P801 1 2 3 4 5 6 B GND R GND G GND D130 JUMP 1 2 R104 8K2 ! + C939 470uF/16V D816 1N4148 Q705 BF423 R414 NC D470 FR107 R443 4.7K C412 10pF ZD903 HZ20-2 Q901 STP9NK70ZFP 2 1 3 D911 BAV20 Q834 BF423 C614 100pF IRF630 Q428 R605 1.5 1/2W Q412 A733 R124 4K7 P803 6 7 5 4 3 2 1 C103 0.1U ! Q931 C945P R873 10K FB405 JUMPER Q402 2SK2962 RY901 Relay 4 3 6 5 12 R957 47K L906 600UH 73A-253-88 -HB IC105 C78L05/TO92 56A133-500/501/503-T 2 3 IN OUT R813 3K + C467 10U R701 NC Q911 IRF634 R406 100　 ! ! + C931 390uF/80V FB807 D851 BAV20 0.47uH L801 R8011K + C713 2.2uF/250V R111 10 D918 BYV26C C829 560p R612 2K2 1/4W R454 10K　 R402 1K TP902 B+ + C937 470uF/16V FB903 JUMPER + C919 2.2uF C847 100u R849 3.3M Q742 HBF422 C469 1000PF C407 100pF C826 0.1u C828 100p R460 4.7K1/4W D471 1N4004 R464 360K 1/2W D929 BYV26C R981 100 1/2W 　 C926 0.01U/2KV R841 1K L805 0.47uH R828 1K R932 56K 1/2W C417 0.15uF D801 1N4148 R450 150K TP901 FOCUS R983 10K 1/4W 　 J072 JUMPER R858 120K 1/4W C832 0.1u R831 15K L804 BEAD VR702 47K R751 360 FB403 JUMPER R444 47K 1/4W C413 0.1uF R165 2K2 D915 1N4148 L907 JUMPER 1 2 0.1u C843 Q835 BF422 R466 16K C147 0.1U 50V Q908 C945 R826 220 1/2W Q405 3CG733P R459 JUMPER R463 2M1/4W D153 HZ6C2 R913 JUMPER C949 NC + C852 1U 100V + C113 NC R704 10K R734 68K 1/4W R434 3.9K 1/4W D463 FR107 R409 C446 100pF STV9212 IC801 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 IN1 HS IN2 ABL IN3 GNDA VccA PB OSD1 OSD2 OSD3 FBLK SCL SDA CO3 CO2 CO1 OUT3 GNDP OUT2 VccP OUT1 AMPCTL BLK D813 BAV20 R802 33 R606 100 1/2W VR701 22K Q408 2SC945P R150 NC + C110 100U 16V R962 47 1/4W SYNC- R875 1K R485 47K R462 4.7K 1/4W R115 47KΩ R914 1K FB701 180 1/2W IRF630 Q409 +C938 NC SW106 SOFT/START C870 1U 100V ! R723 22 2W C930 0.1uF C424 0.1 R110 10 R968 6.8K　 R420 11K R951 470 1/4W + C944 0.1UF R931 95A90-23 R917 1M 1/2W D805 1N4148 C827 0.1u Q735 BF423 R608 4.7 2W D912 1N5817 R967 22K Q912 2SC945P R839 220 1/2W ZD905 R415 100K 1/4W C741 330pF C841 0.1u TP903 R843 100 1/2W R726 1K C420 0.1U/250V R474 100K 1/4W CN901 1 2 3 R458 13K 1/4W C943 2.2NF SW101 SW R988 NC ! R844150 1/2W R446 16K R422 100 P104 1 2 3 4 D939 1N4148 C922 0.01UF R939 220K 3w C81482p R851 220K 1/4W C824 0.1u + C830 4.7u160V C468 0.001uF H802B 1 2 3 4 5 C414 10uF/100V C615 3300P R748 9.1K R915 10K ! C831 0.1u ZD802 5C1 R100 NC R906 10 1/4W 　 SW103 DOWN R848 1K C818 0.1u L806 0.47uH ! C819 NC R436 2.2K R470 NC R429 10 1/2W R431 22K　 R416 18K R405 100　 C604 0.22uF/100V R619 15K R108 4K7 ! Q413 C945 R452 47K　 R484 4K7 R940 2K4 1/4W C834 0.1u C806 0.1u C839 0.01u/500V J152 0.01UF/250V ! C901 0.33uF/275V L901 73A174-7-L 1 4 2 3 Q903 3DG945P Q875 BF422 C845 4.7UF/160V BEAD FB805 C810 1U 100V R490 16K 1/4W D152 HZ6C2 C613 0.1uF D410 IN4148 R401 1N4148 R972 6.2K R947 2.2 1/4W R806 1K C835 470P/2KV + C400 NC C107 NC R838 180 1/4W C946 22NF ! R920 C809 100u16V C411 0.1UF R494 100 + C743 10uF R461 5K6 D923 31DF2 C955 470 1KV D909 RG-4S R805 33 R471 100K 1/4W 　 R705 NC R900 10M 1/2W 　 C720 0.001uF/1KV R722 3.3K D472 1N4004 IC803 STV9937 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 17 18 19 20 21 22 23 24 AVSS RP VCO AVDD TEST1 TEST2 HFLY VS BOUT GOUT ROUT FBLK NC SCL SDA HSYNC PB DVSS DVDD IVDD RIN GIN BIN IVSS +C106 NC C611 0.22uF/63V ZD901 93A39-502-52T ! C408 100pF + C958 100uF/16V D991 1K C924 0.0033uF C921 0.1/100V C837 NC R835 10K R746 1M 1/2 　 W R609 270 1/2W + C603 470uF/16V C435 8200 C808 2.2uF R977 NC + C913 10uF R901 470K1/2W IC900 UC3842AM 1 2 3 4 5 6 7 8 COMP. F.B. Is Ct/Rt GND O/P Vcc Vref R903 680 1/2W 　 R937 150 1/4W BEAD FB802 C108 NC R410 1.2K R442 2.2K 1/4W 　 R425 39 1/4W 1 2 3 4 5 6 7 8 9 10 11 12 13 14 R135 2.2K Q904 2SC945 D922 RG-4S Q920 2SA733P C915 220PF/2KV + C702 NC R441 82K 1/2W Q855 BF422 P402 1 2 3 4 TP701 G1 R465 10K R618 100K D104 NC R933 1K 1/4W FB804 R833100 T402 FBT 79A793-7-B SCREEN 1 10 7 HET FOCUS1 FOCUS2 5 4 8 13 6 2 3 9 12 14 IC401 TDA4841 56A552-2 1 2 3 4 27 28 29 30 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 31 32 HFLB XRAY BOP BSENS H BUF H REF H CAP PLL2 BIN BDRV GND HDRV XSEL VCC EW VOR- VOI+ VS HS CLBI H.UNLUCK SCL SDA RSCOR VS MAD V ABC V REF V CAP GND PLL1 HS MAD FOCUS R445 10K R958 1.5K 1/4W R927 100K1W J136 4K7 1 2 Q854 BF423 R845 180 1/2W t NR601 100 D810 BAV20 FB904 77A55-23 C873 0.1U C850 1U 100V L401 L 3 4 5 2 R408 47K R725 100K 1/2W D406 PS156R L807 0.47uH C406 0.1uF R430 10K　 L400 NC R837 180 1/4W R138 470 R955 JUMPER Q407 2SC945P R738 100 1/4W D808 1N4148 R971 1M 1/4W R152 3K3 R952 10K SW102 (UP) R101 1K5 HET R601 1K + C109 22U/16V + C481 47uF/200V SG408 R810 100 + C405 470uF/16V D474 FR107 IC102 ST24C08 56A1133508 4 8 5 6 1 2 3 7 GND VCC SDA SCL A0 A1 A2 WP X101 12MHz Q401 2SC945P R969 68K　 C928 270P + C909 100uF/16V R871 220K 1/4W R818 33 C804 2n2/2KV + C811 100UF/16V R437 2.2K1/4W IC601 TDA4863AJ 1 2 3 4 5 6 7 R740 56K1/2W R902 20K R721 1K1/2W Q905 3CG733P C816 0.1uF/100V G2 1 C401 NC R423 20K R134 JUMP R916 4K7 1/4W ! D704 JUMPER D401 1N4148 ! FB907 JUMPER SW105 C853 0.1u D803 1N4148 H1021234 + C916 22uF/25V +C606 470uF/16V Q918 2SC2120 Y D807 BAV20 C846 100p R715 27K 1/4W R407 2.2 1W R467 10K D101 1N4148 C115 0.1U C838 0.1u R836 1K R427 22 1/2W R453 10 1/2W FOCUS1 D407 PS156R Q404 3CG733P R476 220K 1/4W R400 NC C607 0.047U +C914 22U ZD803 TZX18A C801 0.1u R776 NC IC101 NT68F65 56A1125-107-X 1 2 3 4 38 39 40 5 36 6 7 8 35 9 10 11 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 37 12 41 42 CS4 DEG NC RESET CS3 HE ROT VDD NC V3.3 GND OSCO SENSE OSCI SCL SDA PM1/PM2 HALF HALFO ADC1 AOC/HP V-BLK SKEY/B SKEY/A PWM MUTE AD1 AD0 DSDA DSCL LED CS0 H-L CS1 HALF1 HALF0 V-OUT H-OUT CS2 W/P HSYNC VSYNC R966 27K　 C918 1000PF FB905 JUMPER R8231K R832 180 1/4W R973 NC + C434 22uF R953 20K + C942 1000U/16V + C912 10uF R439 15K R486 4K7 H802A 14 13 12 11 10 9 8 7 6 R132 100 C403 1U R112 NC C963 4700PF/400VAC R980 220 1/4W 　 D811 BAV20 C836 0.1u R804 330K 1/2W D817 BAV20 R741 56K1/2W R603 1K C822 0.1u - + IN5408 D901-->D904 1 4 3 2 R945 20K 1/4W R934 1.2K D703 1N4148 L808 0.47uH R136 470 R959 20K R922 430 1/6W R960 47K 1/4W R989 220 2W R809 1K C807 0.1u R105 24K D906 BAV20 R457 1K D818 BAV20 FOCUS2 H1031234 ! Q913 3DG945P C911 0.1UF 100V R941 100 1/4W R816 100 C466 NC + C803 100u C105 0.1U R935 150K 1/4W ! C900 1.0uF/275V CN902 CONN 1 2 R815 68 C425 0.24uF/400V R713 5.6K　 R950 1.8K 1/4W T901 80A793-3-N 4(L 4) 8 9 10 3 2 5 7 13 14 12 11 + C823 1U 100V G5 G3 G2 G1 CRT CRT SOCKET 1 12 11 6 8 10 9 3 G-GUN-7 R-GUN-5 B-GUN-2 HV L405 150UH 73A 253-69-H TP403 WIRE R921 3.3 2W ! Q909 HSB772 C821 0.1u C421 4700PF/500V R455 15 2W R421 10 1/4W T403 79A167-124-H 10 2 9 5 8 7 6 R472 220K 1/4W C429 0.1uF FB802 JUMP D809 FR157 D802 1N4148 D409 0.1UF R613 1K1/4W L101 JUMP 1 2 L903 200uH R830 100/2W D735 BAV20 C447 3300P R412 680 R912 27K 1/4W C820 2200P 500V D405 1N5817 R426 33 3W R607 0.91 2W D408 FMQ-2FUR R487 2K2 R157 1K R167 2K2 VR902 2.2K CN903 CONN 123 F901 4A/250VAC SW901 R856 47 + C872 1U 100V D420 1N4148 R456 220 3W 　 ZD400 NC R747 56K 1/2W 　 C802 0.01U/500V SCREEN R418 6.8K C710 220NF/250V J075 JUMPER R820 100 L802 BEAD R803 1K R842100 D926 1N4148 C961 4700/400V + C116 10U C840 NC C428 0.91UF/250V L809 0.47uH LED1 R905 6.2K　 Q902 3DG945P D815 BAV20 R172 100 ! SW104 (EXIT) D403 BAV20 C114 100P R137 1KΩ R419 4.7K　 C962 4700PF/400V + C936 1000uF/25V R909 100 1/4W R942 200 1/4W R857 2.2 1/2W SPARK GAP + C805 100U 16V R712 330　 + C483 220uF/16V C960 4700/250V R117 JUMP C925 100 SYNC+ C948 1500 ! R847 120K 1/4W R829100 C450 330P/1KV Q411 3DG733P R102 13K t NR901 NTCR R824 68K R447 4.7K　 R478 220K R433 4K7 1/4W R153 3K3 R929 0.22 2W Q906 2SC2120 C849 47p R610 JUMPER R702 1.2M 1/4W Q802 C945 ZD904 R101 4K7 ! R424 10 1/4W R735 130K 1/2W Q406 TIP122 C404 0.01uF R403 100　 C964 0.01UF/400V Q419 C945 R432 2.7K　 R808 75 ! D925 RG-4S Q910 C945 R907 1.8K 1/4W R850 120K1/4W C848 0.01U/500V C817 100p R928 JUMPER R724 NC C430 1500PF/1KV D740 BYV26C D804 1N4148 R109 4K7 t PR901 PTCR Q403 2SC5909 C160 TZX6V2 C488 47PF/2KV + C712 0.47UF D602 1N4148 FB806 L803 JUMP D806 1N4148 D601 1N4004 C427 1000PF C426 0.39U/250V C941 0.1uF R910 120K R451 47K　 ZD402 RD2.0EB1 R417 7K5　 R156 1K C117 47P R814 1K T401 79A167125-LS 1 10 5 8 6 R604 2K + C740 1uF/450V C422 2.2uF/100V R730 JUMPER C419 3000PF/1.6KV R827 75 D933 NC R943 22 1/4W D814 1N4004 BEAD FB801 D812 BAV20 R413 10 1/4W D450 1N4148 ZD701 HZ4C2 ZD101 NC C842 100P C437 0.1uF + C416 47UF C923 NC + C917 22uF R821 220K 1/4W IRF630 Q426 C402 4.7UF/50V Q423 2SC945 C480 JUMPER 1 2 C920 1000PF R103 5.1K R979 150 1/4W C908 0.1uF R822 10K + 100u16V C815 R440 3K9 1/4W C470 0.1uF D930 UF4004 Q907 HSB772 R965 10 1/4W 　 ZD902 HZ6B1 R8191K R611 JUMPER D411 BAV21 D916 1N4148 R473 4.7K1/4W C463 0.01uF/100V + C907 150uF/450V + C966 4.7uF C933 0.1 C945 0.1 R143 JUMP D110 NC C950 100PF/1KV + C929 47uF 100V R954 4K7 R911 JUMPER R930 1K R859 10K D706 FR157S D741 TBA157 IC802 STV9556A 4 1 2 9 11 10 3 5 6 7 8 IN3 IN1 IN2 OUT3 OUT1 OUT2 VCC GNDA GNDS VDD GNDP R404 100 C825 0.1u R620 NC D603 1N4148 + C146 10U R703 47K 1/4W R720 NC C703 0.75/100V R438 4.7K R825 1K D440 NC R102 4K7 R982 10K 1/4W 　 D404 1N4004 + C605 47uF R602 2.2K 1/4W