課件分析海信-tlm42v78pk zb

1

1 1

33

5435476769

BL-

22215VL34 FB/2205VAIN21

PWR-ON

1R5

PWR-

232232

1

PWR-ON/OFFPWR-ON/OFF1

VCC-

OUT

L112 2

221322131123 R3731123

2 2

22

11

6COMP

C302112uF112

26 2678922

100uF/16V

112112

22

BST

12 3R395R376NC12 34 FB1.8VPowerfor

NormalPower11VCC1.26V 11

Powerfor

1VINVOUT1

112.4K/1%

22

L12

22

2C306 R379100uF/16V221uF 21SOT-

1212

R345

N141 D112 D212 D321.8V_DDR21.8V-

DDR2

C1954C19810K20K1uF/16V

D4

31C197312.5V

3 3

10uF/16V2222

N13AMS1117- 11 11

R344

R3420 2

2222

22

C201390411SOT-11

V

N2AMS1117- 1 1

NormalPower ADC2P5AVDD2P5_MODAU25AVDD25_DEMOD

Powerfor11

C102C103C109C105 210uF2

210uF21SOT-1

uF0.1uF0.1uF0.1uF

N2313.3V

L13

C12021uF3

D1 5D265

N3AMS1117- 1 122

L15FB/18121StandbyPower21

22

31R43 3

ON_USB1

AVDD_ADCAU33AVDD_EAR331SOT-2521NormalPower

2121

1 L19FB/1811

22

SystemThursday,February25,

背光控制背光控制 02BL-4.7K 2ON_PBACKON_PBACKR1810KBRI-EXTBRI-EXT 20 0 V5R25 3904NC/10K4.7uFBL-ADJUSTBL-ADJUST1、2010-1-2、2010-1-3、2010-1-4、2010-1-

_HPD串聯(lián)電阻R194R310由1K改為22調(diào)光電路增加一級(jí)反向電路修改耳機(jī)輸出部分電路，增加直流偏置修改耳機(jī)輸出部分參數(shù)，C316C317改為0.47uF，R385R386改為05、2010-1-30SOUNDBAR改為從AV輸6、2010-2-01增加DMP同軸輸出切換電7、2010-2-02N3改為1117-8、2010-2-08C299改為10u，C346調(diào)整到靠 ，改為9、2010-2-08同軸輸出改為TS5A3157DCKR切10、2010-2-08取消11、2010-2-23增加兼容，背光開關(guān)增加兼

Poweroff

Debug

Closeto

with

I2S

Mode

SWdon'tsupport

//CHIPConfig{I2S_OUT_SD}BootfromSPI

BootfromNOR {I2S_OUT_BCK,I2S_OUT_MCK,PAD_1,PAD_

1DATA2+

1-RX2

1-RX2P

RX2+

1-RX0

DATA2SHIELDDATA2-

1-RX2- 1-RX1

1-RX2N 1-RX2-1-RX1P

1-RX0-

DATA1SHIELDGND2DAT1A-

1-RX1- 1-RX0

1-RX1N1-RX0P

1-RX1+

1-RXC

DATA0+DATA0-GND4CLK+

1-RX0- 1-RXC

1-RX0N 1-RX1-1-CLKP

1-RXC-

CLKSHIELD

1-RXC-

1-CLKN

1-SCLCLK-CECNCSCLSDADDC/CECGND+5VPOWERHOT

CEC22

11-

11

R21910K

SDA1212

23V91R178NC/4.7K 23

1212VD17VD18ESD1212

HPDHPD

-CEC_HP1_HP2 1DATA2+

2-RX2

RX2P

RX2+

2-RX0

DATA2SHIELDDATA2-

2-RX2- 2-RX1

2-RX2N 2-RX2-2-RX1P

2-RX0-

DATA1SHIELDGND2DAT1A-

2-RX1- 2-RX0

2-RX1N2-RX0P

2-RX1+

2-RXC

DATA0+DATA0-GND4CLK+CLKSHIELDGNDCLK-

RX0- 2-RXCR 2-RXC-

2-RX0N 2-RX1-2-CLKP2-CLKN

2-RXC-

CECNCSCLSDADDC/CECGND+5VPOWER19HOTPLUG

CEC

2-

22

R30310K

2-SCL12-SDA11212

12V281R186NC/4.7K 12

232VD52321ESD1

A Thursday,February25,

22R458R460

VGA_TX

XS10

VGA-

R414R412R411R413R482

MI2C-SDAMI2C-SCLUART-RX22UART-TX22

2VGA-2

C1822.2uFC183

47K47K

1 221 221

VGA_G VGA_B VGA_R VD106

R483

VD63VD86VD62R465R464 R459R461111 47K47K11122

DMP_TXDDMP_TXDR418NCDMP_RXDDMP_RXDR41922 22

VD22

VD23

100100

VS_RGBHS_RGB

R402R400R401VD2411 11

111

3

VGA-

VGA-

2

NC/0.1uF

R403R404R405NC/75NC/75

R406R407R408

HeadPhoneRWRWLLAGND

223344

87

NC/10KNC/10K

000

246

DM333

2 DA5 DB11 DC

5V-

N24NC/MP1484 OUT2R221NC/100K222622

22

81012DMP_AUR14

DP27DP19DM111

143610

DDVCC

11

INGNDV+NCCOM

SPDIF-+

111

11

1618

PB_OUT15GND_16

13

22

C35928R474NC/22NC/0.1uF2

22112112

8

NC/22K

202224

COM_PBCOM_YGND_22

1 EN_15

11

DMP_TXD26

RXD

DMP_RXD

R470NC/1K

HDTV_SW

5V-1 1

2DMP_IR

283032

PWR_USBGPIO2SDA1

ON_DMP9 9

34 ID36 VCC5V38 GND_3640 ML_IN

2 21R707C600NC/10KNC/10uF1

R875NC/47KR875NC/47KR874NC/47KR873NC/47KR870

PC

DMP

N78NC/74HC4052

2PC_AUL2

22

DMP_AUL22

22

HD1_AULHD1_AUL

141511X2

13MUX-XY3MUX-

MUX-LINMUX-RIN

1112PC_AURR2932211

212111

212111

212111

HD1_AURHD1_AUR

HD1_AURC6051DMP-AURC60712,5

154249B

VCCGNDINH

5VPI2L301

5V-

2

SPDIF_OUTR229SPDIF-OUTPC-AULR475

SPDIF_OUTPC- PC-AUL2PC- PC-AUR2

XS17SPDIFSIGNAL1

PC-AUR 2C5002

R472100SPDIF-

VD110R473

11

PC&

Thursday,February25, HDTV1AV1XS30BAV4-L2-5左下5

XS30AAV4-L2-左上

R443R454R45747K47K

221

Y1_IN GND Pb_2

PB1-

AVGND3右3

PR1-

C1852.2uF

21 2221

PB1_IN 222PR1_IN 222GND_3

GND_3

VD74VD87VD64R467R468 R444R455111 47K47K111XS29BAV4-L3-左下

XS29AAV4-L3-左上

紅Pr_0紅

PR1-紅

R1

R415R416

2AMP-

7GND7紅右紅

右白

2222

C772.2uF22

47K47K

1 22221 221

Pb-

R489

33

11

2AMP-11

21 21111VD28VD27VD29R420R421R422 111

R423R424R42547K47K

2222

33HDTV2左

2222

1NC/10022

AU_LOUTAU_LOUT

1

AU_ROUTAU_ROUT11

11

AV1CVBS1

3

3

2

DA

2中4 46

2 6

51114636

DBDCDDVCC

11

2

2222

C34

111 111

OUT-LOUT-L2 AV22

102132

OUT-ROUT-R右7 798

1 1

1

GND

8R439

uF

VD5211 11

2222

R440

HDTV_SW

Near1黃11黃3244白4白65

1 32中4 65

HDTV2AUL_HDR2112AUR_HDR2

121222

HD_AULHD_AUR

HDTV12AUL_HD1R2112AUR_HD1R2

121222

HD1_AULHD1_AUR

1 122

1

3 31CA211010uF/16VCVBSOutCVBSOUT 7

11

11

AV_OUT 75

12R23712 98

98

12121212

22

AV221AUL2_AVR21

AV_AUL2

SideAV22AUL1_AVR 22

AV_AUL1

21AUR2_AVR21

2121

AV_AUR2

21AUR1_AVR21

2121

AV_AUR1111111

11

CinYin

SV_Y

SV_YIN

SV_CINGNDGNDGND

2211

2211

&Thursday,February25,

N11HFT-

11

R290

5V-

D10 87

25V-2

2

68K

33

33

0:1 TUNER-SCL1TUNER-4433 IF_TV1

F_TV

2 33

2323

22

22 5V-C

11

5V-

TUNER-

TUNER_SDATUNER_SCL

SAWOUT2 OUT1

SIFMinC250SIFPinC251

S CS 2 2

3 3RF_AGC 12K

5V-

1 SAWOUT2

C2361C2540.1uFVFMV 112B12

2

OUT1

C2520.1uFVFPV 2323

Driver_2

C2421111

SCSE

0.47uF/50V

23232222

FB

22K

39041

VIF_SW 1:

5V-

1

OUT1 123 2 23

11

2 2

2

ThursdayFebruary25

1

PowerOff

PowerOn

5V-

R432

5V-

R436

VCC-

CA1822

NC/0+12VNC/0VCC-A

33

25VAIN2

1 VD1011

2PHONE-

11

BAV99

11

11 02 VD1031N4148VD1041N4148V24

2PWD_MT2

11

0:2AMP-MUTEAMP-MUTEVD105

audiopre. C380

N73

C382

VCC-

FB/181

2AMP-

2-INR_12-INL_6

2R339NC/1

220uF/25V

CA87220uF/25VC1619

C14 F

2AMP-

C477NC/150pF1R305NC/682KNC1/5pF

OUTROUTL

NC/15pF

NC/68

C475

C1632

0.1uF/0805C1159

C1145

2OUT-

1R343

4 NC

OUT-L

6C478

PVSS

98

2323

22

2R365NC