海信tlm24v86p系列主板1993和电源1950电路原理图

666654321

BL-ON/OFF BL- 1

322222PW222

R36R36 1PGNDLX2 2 LX1 L17 3 4EN 5CA2C16100KR4510K52CA4C17C192 +

222222

STANDBYSTANDBY 4.7K 12348765VCC-L1 L3+ 311

R54R46R46

D1 D2

F1

33

uF

D2

C345+22C345+223

R72

R71HIGHHIGHLOWR38 R39NCPW1R37HIGHNORMALR331TOInverterL6410L65 BL-13 BL-3P 2.2uF/0R1、液晶屏供电选择控制、背光亮度开关及亮度调整、电平转换、电源待机控441084-

44

MST6E16GSL48=FB,U6=NC

C21

+

1235VAIN 123

6VranDD

123123

4123123

5VAIN

+3.3Vstbfor

FORuseDDR,+2.6VMmustbe

3.3Vstb

0.1uF

+2.6Vfor+3.3Vstb

AVDD_MemPLL4mAAVDD_AUPin56、

+3.3Vstbfor

0

C38C39C42C43C44C45 0.1uF0.1uF

3.3Vstb

Pin

3.VDD

0.1uF0.1uF0.1uF0.1uF0.1uF0.1uF0.1uF0.1uF0.1uFForstandbyreadEDVcc1.26VforMST6E16Core

5VAIN5Vstb

3

276

BS

L80uH

VCC 470uF6VL

+

8

5K

12V预中放

4

FB

MSTCreltageneedtoset

VCC-

1.32V>VDDC>1.26V,最好在

C27C28C29C30PIN脚有126V以

0.1uF0.1uF0.1uF0.1uF0.1uFPin78,Pin89,2、MST6M16JS系统供电、

5V-

5V-

AU-SW05,65V-

5V-

19

AD[0-2]Not5V-

Not5V-

Not5V-

Not

Not5V-tolera

Not5V-tolerant

0-->serial1-->direct 1-->internal

FlashWP

0,

AD[0-2]Not5V-3、 匹配网络、E2PROM、FLASH、 器部分电 DATA2+

DATA2SHIELD2 DATA2-3 DATA1+

2-RX2-VD8

GND1DATA1SHIELD

2-RX1-

DAT1A-8DATA0+8

2-

GND3DATA0SHIELD

2-RX0-

DATA0-CLK+CLKSHIELDCLK-CECNCSCLSDADDC/CECGND+5VPOWER19HOTPLUG

2-2-RXC-

3

R93

2

2-2-DDC-2-DDC-

10K22VD1622

76S5

NC

2- 2- 2- 2- 2-

A-

A-RX2+A-RX2-A-RX1+A-RX1-A-RX0+23 23

/4.7K

2-

A-RX0-

2-

A- A-RXC+112- 11122-DDC-12

A-A-DDC-SDA A-DDC-SDA

A-RXC-

A_HPDCTRL

2-DDC-

A-DDC- A-DDC-SCLForCECLeakage5VsbMustbe5VsbCEC

1 1

_

HMI_CEC 4 接口 匹配网络部分电

5493

100 100VGA-

47

L

R213

PC-LinPC- 8

47470

2 2722222 22222

47

R 444

R210

PC

PC- 11111VD63VD64VD58VD59VD60R99ESDESDESDESD 11111

VD322

R14

22VGA-22

VD61

HS_RGBVS_RGB

HD1

11VD65VD66ESD11

VGA-11 113 BAT54C

C145R109R1100.1uF4.7K

20

22VD31822ES

R55R50

HD1_Pin

VCC VCLK

VGA-

SCLSDA

VGA- 5、VGA、YPbPr接口 匹配网络部分电AV2

S-VideoXS31S-XS1B

AV2-

AV2-Vin

R289 C339

L18

SV1-00011011黄8 AV2-黄9中AV2-

AV2-

221 1

47AV2-Vin-AV2-Vin-AV2-

PC-

C324

NC/10K10uF

白 白AV2-2右2

2 2

AV2-

AV2-

C325

12141511

3

MUX-LinSV2SV1-2

47SV1-

SV1-YinSV1-Cin红2AV2-红2

VD85 C190C185

C328

1 VCC

5VA

V

11 560pF560pF11

AV2-Rin

Y1GND2 INH4 VEE

1 1

3,5AU-SW0AU-

10AV1左上

2AV1-2

47AV1-

AV1-Vin

AU-SW1AU-

9Scart1_L

100C2162.2uF黄AV1-黄

100C2182.2uF1R349R3471R349R347R34647K/NCR320

47AV1-

AV1-Vin-

22VD942211 11

C20

NearRCA.白左下白AV1-

AV1-2AV1-2

2 2

MUX2-LINMUX2-RIN

AV右红红

AV1-

VD9211 11

C184560pF

C346

1黄323白中白44

23RXOA0-23

2323

N210-SC1

21233

R133212

+232323CA8100uF/16V +232323

右CVBSOut

57562222

33

1

4.7K

GAIN_SW14141414141414141414

RXOA0+

RXOAC+

1RXOA1

4.7K

GAIN_SW

NTM210-

NTM1210

2 223232323232323232323

Scart1_LR669 Scart1_R 3314141414142114141414142

10kC2762.2uFSC1-LSC1-

23123

10kC2772.2uFSC1-RSC1-

RXE

R

R0-

RXEA0+23232323

RXO-

R1

RXOA0+RXOA1-RXOA1-RXOA2-

RXE2+

RXOA2+

RXE3+

RXEA4-RXEA4-RXEA4+14141414

RXE4+RXEC-

RXEAC+6、AV、S端子接口、伴音切换、AV输出及外围匹配网络部分5Vand12Vfor

5V-

B

NC2

3131

2323

2323

4

1 R35322

SIF_SW 0:BG/DK/I/L0:1: 1:

SAWOUT2

0

5V-

5V-

12123456789

47

33

0

C299C226C2342.2uF0.1uF0.1uF

D66

C238CA13C230 22pF

5V-

62

2

SAWOUT233

0 0

R53

L20

R51

2323

2323

R352

0:1:

0:1: TATA

R376

1

OUT

33

7 、声表面滤波及I2C总 部分电+C657100uF/16V+R831332K

OP

2211+

1122

R861

XS27LR8383

R535

N2

M-TO_220-TDA72SA-NO-AMP-LC66610uF

3 1424

AMP-LINC663

11

11

R482AMP-RIN R488100

22R481

4

R536100

11

2OUT-_9 9

2322C67022

411

2

12V-

AMP-RC68010uF

11

5464

7

1AMP-RINC6791

1

22

22

BLM31PC2470uF2

11

13VCC1O2UT-1_1

241313C693

221221

5VstbR441

R459

R46

BSOTCE

10KEBE

111 1115

R31

+

AMP-MUTE=1,MUTE;AMP-MUTE=0,ON;2AMP-

23C

XPShi5

0

11 115

1CONNRECT1

313111

R512NC

+3+3 100K