海尔LU32R3平板电视电源板(0090722722)电路图
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1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A LOGAH Technology Corp. Title P/N Rev. Date Schematic Drawing Sheet of VLT71083.00 1 2009/04/15 1 6 1 4 3 2 LF2 1 2 CX1 1 4 3 2 LF1 1 2 F1 1 2 RT1 1 2 R36 (L) (N) 1 2 CX2 2 1 3 4 BD1 1 2 ZNR1 1 2 R4 ZDC 5 INV 1 CMP 2 GD 7 VCC 8 MULT 3 CS 4 GND 6 U1 1 2 C2 1 2 R1 1 2 C22 1 2 R47 1 2 R5 1 2 C4 1 2 C5 1 2 R6 1 2 D1 1 2 R49 1 2 R8 1 2 R7 1 2 R35 PGND 1 2 R2 1 2 + C7 1 2 C1 1 2 CY2 1 2 CY1 1 2 C24 1 2 R9 1 2 C9 1 2 D2 1 2 R10 VBUS +24VD PGND 1 2 R37 1 2 R41 1 2 C20 1 2 R3 3 2 1 Q9 1 2 R46 1 2 + C6 ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! LABEL LABEL1 1 2 D11 3 4 PC1B 1 2 R40 1 2 3 Q8 1 2 D10 1 2 3 10K 10K Q7 PGND 1 2 R44 ! PGND 1 2 R69 1 2 R66 1 2 D19 3 2 1 Q12 1 2 C36 1 2 R67 1 2 R68 PGND 3 4 PC3B ! PGND 1 2 + C23 1 2 R64 ( 靠 靠 T2) 1 2 ZD1 VCC 1 2 + C21 1 2 + C38 1 2 C33 1 2 R63 Drv 5 HV 8 FB 2 CS 3 GND 4 Skip/latch 1 Vcc 6 U6 1 2 C35 3 4 PC2B 1 2 3 CN1 1 2 C37 VCC 1 2 R58 1 2 R59 1 2 C32 1 2 D18 FBC FBC 1 2 C3 1 2 3 Q10 1 2 3 Q11 VCC 1 2 R53 1 2 C31 1 2 R54 1 2 R45 Brown out 1 2 R65 VCC VBUS 1 2 C34 1 2 CY4 1 2 R43 1 2 D12 1 2 R42 1 2 R39 1 2 R11 1 2 D3 N1 N2 N5 N6 N9 N11 N12 N13 N14 N17 N18 N19 N20 N21 N22 N23 N24 N25 N26 N27 N28 N29 N30 N31 N32 N33 N35 N37 N38 N39 N40 N42 N43 N44 1 2 L1 N175 N178 N179 N180 FLOWER1 FLOWER2 N220 1 2 C54 N10 N36 N148 N223 1 2 + C55 1 2 3 Q17 N16 N15 N174 N227 1 2 R115 1 2 R114 1 2 R113 VDET VDET 3 2 1 Q18 1 2 R112 1 2 R111 1 2 R110 1 2 C57 1 3 2 U9 1 2 R117 1 2 C58 1 2 + C56 1 2 R116 PGND 1 2 D31 1 2 R109 FBC VCC 1 2 D32 N8 N228 N229 N230 N231 N232 N233 N234 N235 1 2 R118 N41 1 2 L6 1 2 L5 N240 N241 1 2 SG1 1 2 SG2 1 2 SG3 1 2 SG4 1 2 D7 TOOL1 TOOL2 1 2 HS1 PGND 1 2 HS2 1 2 HS3 PGND PGND 1 2 HS4 1 2 R71 1 2 R72 1 2 C39 1 2 R75 1 2 PC3A 1 2 R74 1 2 R70 1 2 L2 1 2 D5A 3 2 D5B 1 2 C18 1 2 C43 1 2 D4 1 2 R13 20VCC R52 1 2 C41 1 2 C11 5Vs_CS+ 1 3 2 U7 ! 1 2 R21 1 2 R26 1 2 D8 1 2 C28 1 2 R50 1 2 R15 3 2 1 Q1 1 2 R14 1 2 C13 +24VD-ON 1 2 R76 1 2 R73 1 2 R79 3 2 1 Q3 1 2 3 10K 10K Q6 1 2 C15 1 2 R20 1 2 R18 1 2 R19 5Vs 1 2 + C29 1 2 D17 1 2 C30 1 2 R16 1 2 R17 1 2 D16 1 2 D15 1 2 R78 1 2 D13A 3 2 D13B R30 1 2 L3 +12VD +12VDC_CS+ 1 2 + C40 1 2 + C42 1 2 + C12 1 2 + C14 1 2 + C26 1 2 + C25 1 2 + C27 2 3 4 1 5 6 10 8 9 7 T2 1 2 R33 1 2 R32 1 2 R34 1 2 R28 R29 +24VDC_CS+ 1 3 2 U5 1 2 R51 1 2 R24 3 2 1 Q5 +24VD 3 2 1 Q4 1 2 R12 1 2 C10 1 2 R25 1 2 C17 1 2 R27 1 3 2 U4 1 2 R22 1 2 R23 1 2 C16 1 2 D9 1 2 + C50 1 2 R31 1 2 R62 1 2 L7 1 2 RY1 018300V1-2 018300V1-2.sch 018300V1-3 018300V1-3.sch 018300V1-4 018300V1-4.sch 018300V1-5 018300V1-5.sch 018300V1-6 018300V1-6.sch N242 N243 N244 N245 N246 N247 N248 N249 N250 N251 N252 N253 N254 N255 N256 N257 N258 N259 N260 N261 N262 N263 N264 N265 N266 N267 N268 N272 8 4 11 3 T1 大家好 1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A LOGAH Technology Corp. Title P/N Rev. Date Schematic Drawing Sheet of 2 Protection Circuit 6 VLT71083.00 R89 1 2 R94 1 2 R88 1 2 R101 1 2 R86 PWR_ON 1 2 PC1A 1 2 R85 R92 1 2 R87 1 2 R90 1 2 C45 1 2 C47 1 2 3 10K 10K Q13 5Vs ! 1 2 D24 1 2 R91 1 2 D25 1 3 2 U8 3 1 2 Q15 R95 R96 R98 5Vs 1 2 3 10K 10K Q16 1 2 R93 +12VD R100 3 2 1 D26 3 2 1 D28 1 2 C44 1 2 ZD2 1 2 ZD3 1 2 R102 1 2 R104 1 2 R107 1 2 R108 1 2 C48 5Vs_CS+ 20VCC 5Vs 1 2 R106 1 2 RT2 5Vs_CS+ +24VD-ON 1 2 PC2A ! +12VDC_CS+ +12VD 1 2 R103 1 2 R82 1 2 R84 1 2 R105 (靠靠IC) 1 2 + C46 3 2 1 4 11 VCC GND U2A 5 6 7 U2B 10 9 8 U2C 1 2 R77 1 2 R81 1 2 R83 1 2 R80 1 2 D20 +24VD 3 2 1 D27 R97 R99 +24VD +24VDC_CS+ N51 N52 N53 N54 N55 N56 N57 N58 N59 N60 N61 N62 N63 N64 N65 N66 N67 N68 N69 N70 N71 N72 N176 N181 1 2 3 Q14 5Vs BLON PWR_ON +12VD I_PWM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 CN2 +24VD 3 2 1 D21 3 2 1 D22 3 2 1 D23 1 2 R260 1 2 R262 +12VD 1 2 R263 +12VD +12VD 1 2 CP3 1 2 CP1 1 2 CP2 LCD-IPWM LCD-EPWM LCD-BLON E_PWM 3 2 1 D6 1 2 R261 +12VD 1 2 CP4 LCD-POWER ON LCD-IPWM LCD-EPWM LCD-SEL LCD-BLON 1 2009/04/15 N269 N270 N271 1 2 3 4 5 6 CN3 +12VD LCD-POWER ON SEL 3 2 1 D29 1 2 R38 +12VD 1 2 CP5 LCD-SEL 1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A 1 2 R206 1 2 C204 1 2 R209 1 2 C206 ENA BLON 1 2 R210 1 2 R208 1 2 R205 1 2 R207 CTIMR 1 OVP 2 ENA 3 SST 4 VDDA 5 AGND 6 REF 7 RT1 8 FB 9 CMP 10 NDR_D 11 PDR_C 12 LPWM 13 DIM 14 NDR_B 20 PDR_A 19 CT 18 RT 17 PGND 16 LCT 15 U201 1 2 R223 1 2 C218 1 2 C213 1 2 C209 1 2 C212 1 2 R229 1 2 R236 5V NDR-D NDR-B 1 2 R214 OVP 1 2 R235 1 2 C210 FBK FB 1 2 R225 1 2 C211 ENA SST VREF 1 2 C207 1 2 R216 1 2 C214 1 2 R213 1 2 R221 1 2 CP204 1 2 C215 1 2 C216 1 2 C208 DIM NDR-B PDR-C NDR-D 1 2 R226 FB SGND SST 1 2 R212 LOGAH Technology Corp. Title P/N Rev. Date Schematic Drawing Sheet of 3 6 CT 1 2 C217 CMP 1 2 3 Q201 1 2 R203 1 2 R204 3 2 1 Q203 5V ENA 1 2 C201 1 2 D200 SST 1 2 C200 1 2 C203 1 2 R211 1 2 R224 1 2 C222 BLON1 N88 N89 CTMR VDDA LCT 5V BLON CMP ENA VREF CTMR 1 2 C205 +12VD 1 2 R222 2 1 3 I N O U T ADJ U200 PDR-A PDR-C PDR-A ENA-ON 1 2 R220 I_PWM 1 2 R215 LPWM 1 2 R227 1 2 R228 1 2 R219 1 2 C220 1 2 R234 1 2 C219 1 2 R230 1 2 R231 1 2 CP205 1 2 CP206 RF 1 2 R232 1 2 R233 1 2 CP207 1 2 CP208 3 2 1 Q204 VA 3 2 1 Q202 CTMR 1 2 CP200 1 2 CP201 1 2 R237 1 2 R238 1 2 CP203 1 2 R239 1 2 R240 1 2 CP202 10 9 8 U3C 1 2 D201 1 2 R217 N77 N78 N79 N80 RF N83 N84 N85 N86 N87 N90 N91 N144 N184 VLT71083.00 1 3 2 1 Q2 VREF 2009/04/15 3 2 1 D35 1 2 C80 1 2 R48 1 2 R192 1 2 R193 1 2 R172 1 2 R55 1 2 R121 1 2 R171 1 2 R191 5V 1 2 R170 1 2 R122 1 2 C81 1 2 R190 5V 1 2 D34 1 2 C82 3 2 1 Q19 3 2 1 Q20 3 2 1 Q21 3 2 1 Q22 SEL SEL1 SEL1 E_PWM 1 2 R184 1 2 R188 LPWM 1 2 R189 N273 N274 N275 N276 N277 N278 N279 1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A 3 2 1 Q303 3 2 1 Q302 3 2 1 Q304 3 2 1 Q305 PGND PGND L-PWM R-PWM L-H L-L R-L R-H VBUS LEG1-1 LEG1-2 Title P/N Rev. Date Schematic Drawing Sheet of 4 6 LOGAH Technology Corp. 1 2 R304 1 2 R317 1 2 D303 R-L R-PWM PGND 1 2 R316 1 2 R328 1 2 D309 L-H L-L L-PWM PGND 1 2 C303 1 2 C308 1 6 5 4 8 7 T300 1 6 5 4 8 7 T302 1 2 R305 1 2 R306 1 2 R318 1 2 R319 1 2 D304 1 2 D311 R-H 3 2 1 Q309 2 1 3 Q301 1 2 D302 1 2 D306 3 2 1 Q307 2 1 3 Q308 1 2 D307 1 2 D308 1 2 C305 1 2 C300 1 2 C306 1 2 C301 1 2 R315 1 2 R303 1 2 R314 1 2 R327 +12VD 1 2 C304 PGND 1 2 R307 1 2 R309 1 2 R308 1 2 R310 ! ! 3 2 1 D305 1 2 C307 3 2 1 D301 1 2 C302 +12VD 1 2 R301 1 2 R312 1 2 C309 1 2 CY301 1 2 CY302 NDR-B NDR-D 3 2 1 Q300 3 2 1 Q306 1 2 R300 1 2 R302 1 2 R311 1 2 R313 ! 1 2 C316 1 2 R339 1 2 R340 1 2 R330 1 2 C317 3 2 1 Q311 1 2 R331 P1 3 2 1 D318 P2 CTMR 5V 1 2 R329 P3 3 2 1 D314 FP2 FB FP1 1 2 C318 +12VD 5V 1 2 R332 1 2 R333 1 2 R335 5V FP1 3 2 1 D300 SST 1 2 C313 3 2 1 D315 1 2 R334 1 2 R337 1 2 3 Q310 1 2 C314 1 2 R336 1 2 R338 FBK1 3 2 1 D316 3 2 1 D317 FBK FBK FP2 1 2 R323 1 2 R324 FP1 1 2 R326 FBK2 3 2 1 D313 1 2 C311 1 2 C312 1 2 C315 1 2 R322 1 2 R325 1 2 D312 VA 1 2 C310 1 2 CY300 5 6 7 U3B 3 2 1 4 11 VCC GND U3A N92 N93 N94 N95 N96 N97 N98 N99 N100 N101 N102 N103 N105 N106 N107 N108 N109 N110 N111 N112 N113 N114 N116 N117 N118 N119 N120 N121 FP2 FBK1 FBK2 R-H R-L L-H L-L VBUS R-PWM L-PWM N122 N123 1 2 L300 VLT71083.00 1 2 C53 1 2 R56 N215 1 2 R57 1 2 D14 N218 1 2 ZD300 N115 N217 N225 1 1 11 6 8 T301 2009/04/15 大 家 好 1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A LOGAH Technology Corp. Title P/N Rev. Date Schematic Drawing Sheet of 5 6 P1 P2 ! ! ! ! ! ! 1 2 R403 P3 FBK1 P2 P1 1 2 R409 1 2 R406 1 2 R402 1 2 R400 1 2 4 5 T400 1 4 5 3 T401 1 2 4 5 T403 1 4 5 3 T402 1 2 4 5 T404 1 2 4 5 T407 ! ! FBK2 P3 1 2 R401 Link1 1 4 5 3 T405 ! Link1 1 2 R404 1 2 R408 LEG1-1 LEG1-2 1 OP400 1 OP401 1 OP402 1 OP403 1 OP404 1 OP405 1 OP406 1 OP407 N126 N127 N128 N129 N130 N131 N132 N133 N136 N137 N138 N139 N140 N141 VLT71083.00 1 2 C400 N201 1 4 5 3 T406 1 2009/04/15 1 2 3 4 5 6 7 8 A B C D 8 7 6 5 4 3 2 1 D C B A LOGAH Technology Corp. Title P/N Rev. Date Schematic Drawing Sheet of 6 6 1 2 JR1 PGND PGND 1 2 JP1 N1 N1 1 2 JR2 P1 P1 1 2 JR4 SGND SGND 1 2 JR5 PGND PGND 1 2 JR6 VCC VCC 1 2 JR7 PGND PGND 1 2 JR8 P3 P3 1 2 JR9 SST SST 1 2 JR10 +12VD +12VD 1 2 JR11 SGND SGND 1 2 JR12 +12VD +12VD 1 2 JR13 CTMR CTMR 1 2 JR14 5V 5V 1 2 JR22 SEL SEL 1 2 JR23 20VCC 20VCC 1 2 JP2 VDET VDET 1 2 JP3 PGND PGND 1 2 JP4 PGND PGND 1 2 JP6 GND GND 1 2 JP7 PGND PGND 1 2 JS2 1 2 JS5 +12VD +12VD 1 2 JS8 L-L L-L 1 2 JS3 R-H R-H 1 2 JS4 L-H L-H I_PWM I_PWM 1 2 L4 VBUS VBUS 1 2 JS1 R-L R-L 1 2 JR26 GND GND VLT71083.00 1 2 JP8 PGND PGND 1 2 JP9 PGND PGND 1 2 JR31 5V 5V 1 2 JR34 N43 N43 1 2 JP11 LEG1-1 LEG1-1 1 2 JR29 GND GND 1 2 JR3 VCC VCC 1 2 JP5 +24VDC_CS+ +24VDC_CS+ 1 2009/04/15 1 2 JP12 R-PWM R-PWM 1 2 JP13 5VS 5VS 1 2 JR17 SGND SGND 1 2 JR35 GND GND 1 2 JR39 GND GND 1 2 JR37 FB FB 1 2 JR20 I_PWM I_PWM 1 2 JR40 +12VD +12VD 1 2 JR41 +12VD +12VD 1 2 JR36 N62 N62 1 2 JR38 N69 N69 1 2 JR18 N184 N184 1 2 JR24 PWR_ON PWR_ON 1 2 JR42 SGND SGND 1 2 JS6 5VS_CS+ 5VS_CS+ 1 2 JS9 NDR-D NDR-D 1 2 JS10 NDR-B NDR-B 1 2 JS7 5VS 5VS 1 2 JP14 +12VD +12VD
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