海信液晶电视5082主板电路原理图(一)

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PoweR Input 5VStb +12V_IN STANDBY: HIGH- NORMAL LOW- STANDBY 5Vstb 3.3Vstb R3 10k R10 4.7k 3 1 2 R14 4.7k POWER_SW POWER_SW R11 0R/NC R4 10k
TO Inverter Boartd +V C224 100n/16V
Mark M5 NC/MARK
海 信 液 晶 电 视 5082 主 板 电 路 原 理 图 (一)
D G

C126 100n/16V C28 10μ/16V

C49 10μ/16V
SW_Core

SW COMP

C10 3.9n/50V
M2 NC/MARK

GND FB FAD

C223 100n/16V C190 10μ/10V/NC

C150 10μ/16V/NC STANDBY R9 100R
R1 4.7k/NC R6 2 VBLCTRL-P2 VBLCTRL-P2 R17 4.7k/NC 3 1 2 C5 100n/16V NC +5V V1 2SCR523EB/NC 1 2 V2 2SCR523EB R7 10k 3
3 STANDBY R47 4.7k 1 2 V9 2CR523EB C64 100n/16V

C62 10μ/10V
STANDBY
R48 4.7k
3 1 2 V10 2SCR523EB C65 100n/16V

C63 10μ/16V
5V_USB +5V L17 BLM18PG121SN1/NC
1 2 F1 1206SB2500V032T

C37 10μ/10V

R603 22R/NC

C47 22μ/6.3V/NC

C43 C42 2.2μ/10V 100n/16V
3 VIN VOUT 4 2 Vin Vout 3 VOUT 2 ADJ 1

C430 22μ/6.3V
R16 1k R168 0R/NC EXTPWM
R21 100R/NC R17 100R
ADJ-P ADJ_P BL=ADJUST BL_ADJUST
STANDBY
L2 BLM18PG121SN1
R15 560R/NC 2,9 BRI_ADJ-PWM2 BRI_ADJ-PWM2
V5 2SC523EB 3 R18 10k 1 C9 2 100n/16V NC

1 2 R32 10k*/NC C24 100n/16V
1.2V FOR 6I982 CORE POWER VCC_VSENSE L45 2.2μH C431 220p/60V R171 180k/NC R204 22R/NC C323 100n/16V/NC C50 1n/50V/NC R322 10k R339 3k4 NC R192 0R VCC1V 3.3V Power_Standby only for AVDD_MPLL and IR

C44 22μ/6.3V NC C45 100n/16V
C40 C4 C39 22μ/6.3V 22μ/6.3V 100n 15V
C46 22μ/10V/NC
R42 220R
2.5V FOR 6I982 N14 AP1064DGAZ1064D-ADJ +5V POWER 5VS L13 BLM18PG121SN1/NC L14 BLM18PG121SN1/NC N16 AO4459 1 2 3 4 S1 D1 S2 D1 S3 D2 G D2 8 7 6 5 C59 100n/16V +5V +5V +5V +12V POWER L12 BLM18PG121SN1 L15 BLM18PG121SN1/NC N17 AO4459 1 2 3 4 S1 D1 G2 D1 S3 D2 G D2 8 7 6 5 +12V +2.5V_Normal 2 3 Vin V out ADJ 1 R63 150R R60 150R
R599 6.8k/NC
VOUT=0.8*(1+R1/R2) VOUT=0.925(1+R1/R2)
1.5V Power_DDR3(1105681) 3.3V Power_Normal N13 AP1084DGAZ108DD-ADJ/NC +5V R40 2R/2W VDD_DDR 3 2 C38 100n/16V VIN VOUT Vin Vout Vout ADJ 1 N10 AZ1084S-ADJ 4 3 2 R41 1k +1.5V_DDR3 +5V L11 BLM18PG121SN1 N11 LD1117-3.3AZ1117H-3.3/NC N12 AP1084D33GAZ1084D-3.3
R328 6.48k R320 NC 3k
+ + + +
C31 C322 C413 C357 22μ 22μ 22μ 22μ/6.3V 6.3V 6.3V 6.3V 5Vstb VD2 MBR0520LT1/B0520LW 1 2 N9 TLV70233DBVR 1 VIN VOUT 5 R598 22k/NC 3.3Vstb

C56 C57 2.2μ/10V 100n/16V
AV1 Input XS3 左 黄 1 3 2 SIGNAL1 SIGNAL3 GND SC_CVBS-IN SC_CVBS-IN SC_CVBS-IN 16 SC_CVBS-IN 2 6 11 1 7 12 2 8 13 3 9 14 4 10 15 5 XS1 R201 75R R202 75R VGA_BIN+ R203 75R R205 4.7k/NC R206 4.7k/NC DDC_SCL DDC_SDA VGA VGA-RX VGA-TX VGA_TX VGA_RIN+ DDC_SDA VGA_GIN+ R188 100R R189 100R UART-RX 2 UART-TX 2
VDD_Panel 1 2 3 4
N7 AO4459 S1 D1 S2 D1 S3 D2 G D2 8 7 6 5
VCC-Panel
C544 100n/16V

C542 8.2n/50V
SS GND 5 EPAD 6 TPS54528
R122 10k

C541 7 100n/25V EN VBST 2
R166 22R/NC
R129 130k
3 C543 1μ/25V
VRC5 VFB
C545 22p/50V R198 140k

C13 22μ/6.3V

C14 22μ/6.3V

C16 100n/16V C15 22μ/6.3V +12V_IN L5 BLM18PG121SN1 R26 20k L6 BLM18PG121SN1/NC C19 10μ/16V C20 100n/16V R27 10k R30 0R/NC
3 R13 4.7k/NC 2
Βιβλιοθήκη Baidu

V4 2SCR523EB C6 100n/16V NC
R43 10k/NC

C4 2.2μ/10V/NC
+12V_IN
V3 2SCR523EB L1 BLM18OG121SN1 L20 BLM18PG121SN1 +12V 5VS
C7 4.7μ/10V/NC 5Vstb 5Vstb
C217 1n/50V/NC
R109 27k
C21 1μ/25V

C23 10μ/16V C22 100n/16V
+3.3V VOUT=0.76(1+R1/R2) 2 ON_PANEL R31 10k
R28 1k 3 3 V7 2SCR523EB 1 2
R29 10k VDD_Panel
C27 100n/16V/MNC
RESET 3.3Vstb N85 3 VGA_RIN+ 2 R193 10k R194 510R HS_RGB VGA_HSYNC 2 /RST 2 VCC GND 1 此芯片OK R637 0R/NC System-RST
中 白 右 红 7 SIGNAL7 9 SIGNAL9 8 GND AV1_R 4 SIGNAL4 6 SIGANL6 5 GND AV1_L
R209 75R
AP1701EWLA/NA
R638 100k/NC
AV1_R AV1_L
R212 10k R213 10k R214 12k C433 220p 50V R215 2k
AV1-R AV1-L
AV1-R 2 AV1-L 2
VGA_GIN+ 2 HS-RGB VGA_BIN+ 2 VS-RGB


C33 2.2μ 10V C34 100n/16V 3 EN NC GND 2 4

C35 C36 10μ/10V 100n/16V
M3 NC/MARK
M4 NC/MARK
6 AIC2862-5GR8TB +5V STANDBY R37 100k R318 100k/NC EN Core C51 100n/16V

C52 C53 2.2μ/10V 100n/16V

C55 C54 10μ/10V 100n/16V
L15 BLM18PG121SN1/NC
C58 100n/16V
R44 20k
C60 1μ/25V
R46 20k
C61 1μ/25V
R45 4.7k
R29 4.7k
+12V
+12V USB POWER
R19 10k
C8 4.7μ/10V/NC
EXTPWM
EXTPWM
+12V_IN
+5V FOR SYS N15 8 VIN SW 6 L24 4.7μH
5VS Power for Panel
L4 STPB2012-121PT

C11 10μ 16V

C17 10μ 16V C12 100n/16V
R k BL-ONOFF
R2 4.7k
XP1
1 2 3 4 5 6 7
XP2 BL-ADJUST BL-ON/OFF BL-ADJUST +12V_IN STANDBY VCC-A 5VStb
1 3 5 7 9 11
2 4 6 8 10 12 VCC-A VCC-A BL-ON/OFF +12V_IN C3 100n/16V
V8 2SCR523EB
V6 AO3401L/NC
N90 BST_Core +12V_IN L44 STPB2012/121PT 2 IN EN 7 1 BS SS 8 C48 10n/50V EN_Core
VCC_VSENSE SW Core C67 10n/50V BST Core
N1C 6 HDMI1-RX0N 6 HDMI1-RX0P 6 HDMI1-RX1N 6 HDMI1-RX1P 6 HDMI1-RX1N 6 HDMI1-RX2P 6 HDMI1-CLKN 6 HDMI1-CLKP 6 HDMI1-SCL 6 HDMI1-SDA 6 HDMI1-HPDIN 6 HDMI1-RX0N 6 HDMI1-RX0P 6 HDMI1-RX1N 6 HDMI1-RX1P 6 HDMI1-RX1N 6 HDMI1-RX2P 6 HDMI1-CLKN 6 HDMI1-CLKP 6 HDMI1-SCL 6 HDMI1-SDA 6 HDMI1-HPDIN J2 J1 J3 K1 K2 K3 H2 H3 K6 L7 L6 AC8 AE8 AD8 AC9 AD9 AC10 AD7 AE7 AA9 AA8 AB8 6 HDMI3-RX0N 6 HDMI3-RX0P 6 HDMI3-RX1N 6 HDMI3-RX1P 6 HDMI3-RX2N 6 HDMI3-RX2P 6 HDMI3-CLKN 6 HDMI3-CLKP 6 HDMI3-SCL 6 HDMI3-SDA 6 HDMI3-HPDIN 6 HDMI-A-ARC 6 HDMI-CEC 3D_RL SPDIF_OUT H4 U6 6 HDMI3-RX0N 6 HDMI3-RX0P 6 HDMI3-RX1N 6 HDMI3-RX1P 6 HDMI3-RX2N 6 HDMI3-RX2P 6 HDMI3-CLKN 6 HDMI3-CLKP 6 HDMI3-SCL 6 HDMI3-SDA 6 HDMI3-HPDIN C78 2.2μ/10V R55 0R F2 F1 F3 G1 G2 G3 E3 J4 J5 K4 K5 G5 A_RX0N A_RX0P A_RX1N A_RX1P A_RX2N A_RX2P A_RX0N A_RX0P DDCDA_CK/GPIO23 DDCDA-DA/GPIO24 HOTPLUGA/GPIO19
VGA_BIN+ VGA5V VGA-RX
C496 100n/16V/NC
R197 510R R199 10k
VS-RGB
C434 220p/50V
VGA_VSYNC 2
DDC_SCL
VGA RIN+ VGA_GIN+
VGA5V
17
1、Ball G7,Ball G8,Ball F7,Ball D6,Ball E7 ONLY SOCKET BOARD HAVE, 两层板不建议使用,会割地。
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