讲义主板pt50639t tp原理图

Standby_MP1482

44

3

2

4123R144100K/NC123

1

CA101

R153C302

123123

680p/NC

+

StandbyPower

NormalPower

11

442323+

44

0.1uFNormalPower

AVDD25_DEMOD123123

DDR2

+1.8V_DDR21.8V-

0uF/6.3V

10uF/6.3V

++CA480.1uF220uF/16VNormalPower C66+ 0.1uF

1

USB

4

33

2

R41

PC_ON

R40

1 3

22

188765432

8768765432RD+NC3GND2 9

5432

1234

6 PC_ON+ PC_ON- RESET IO1 5

R2NC(560p)

12

12

1

1

USB3_DM4DLW21SN9300SQ2USB3_DP1

1233 USB1_DM USB1_DP

USB1_DM4 USB1_DP 56

4567

5674 9

USB2_DM4DLW21SN9300SQ2USB2_DP1

89

89

USB4_DP

512MBIT,

Poweroff

6267626769

SWSWdon'tsupport

DEBUG

SERIAL

KEY方写PS27机机。

DATA2+2SHIELDDATA2-5567 678 8

1-RX2+1-RX2-1-RX1+1-RX1-1-RX0+1-RX0-RXC+RXC-

DATA0-GND4 GND5

R90

-CEC

NCSCL

215V-21GND7SDADDC/CECGND+5VPOWERHOTPLUG

3 3

DDC-DDC-

10K

1111

SCLSDABSOTBSOT322

12E12E2

DATA2+2SHIELDDATA2-GND1DATA1+1SHIELDGND2DAT1A-DATA0+GND30SHIELDDATA0-GND4CLK+CLKSHIELDCLK-CECNCSCL

2-RX2+2-RX2-2-RX1+2-RX1-2-RX0+2-RX0-RXC+2-RXC-

2- 2- 2- 2- 2- 2- 2- 2-

2- 2- 2- 2- 2- 2- 2-

2121

2-SDADDC/CECGND+5VPOWERHOTPLUG

33

R334

ModifyPCBDecalTO2-DDC-2-DDC-32-3

2-2-

2-SCL2-SDABB

1111

12221222

R333

Custom

Thursday,May12,

132

22

PC-Lin

11

D

22

11

PC-Rin

549

LocationIC3C3

76

33

33

R100

BIN+GIN+ RIN+SOG1212

1212

1212

75B22

11

R12722

100 100

BVGA_HS33VGA_VS3333

R111

ISP-TXDISP-RXD

R107C143

22

2TP912

11

1121211212 通通VGA进进DEBUG时，初需需相的TXRXPS20A的的的。

A

Thursday,May12,2

1

88712

221122

R203NearIC

AV1-Vin+

5155166

31

R226NearICR227

SV1-Cin1122

1AV1-Rin1

2

NearIC

SV1-Yin22

2211

AV1

2121

1234

C2838765

11

CVBS_OUT

TP30

22

2 2

11

AV2-Lin

6

21 21

AV2-Rin

3322

47k

10kC262

R50911

1

NearRCA.R284

22

2211

NearIC

7112211

33

22

10kC265

R508SUBAV

AV

R510R510C203ThursdayMay125 TAF6-C2I2

NSAWOUT2

D

3

OUT1

1234123456789

33

22

1MI2C-1

MI2C-

SAWOUT2

MI2C-

MI2C-3R2923

OUT1

C

2C2B

33Vfor1RA214

N1N

+2323

CA219

11

22

5V-IFfor

FAX:

2

1

1

33

313

PWR-ON/OFF22

22

LOW:1

33

2ForPM212341234

123456789TP79CON158.2KKEY0-inR307KEY0-KEY0-SAR0KEY1- R402 KEY1-KEY1-SAR1TP71TP81TP7412345 R517R516R519R520R518LED1LED2IRIN0.1uFnF

ThursdayMay12

2 5678567894

7

MI2C-

11

PDP_SCLR475PDP_SDAR477

PDP_SCLR476

54 21MI2C-

11

R479

DIS

ICPin.

ToMST

2214