AOC F19L Schematic

18.5" LCD Color Monitor

6.2 Electric Block Diagram

6.2.1 Main Board 715G2883 1 6

FLASH MEMORY SST25LF020A (U402)

715G3329M01005004S

AOC F19L

LCD Interface

(CN302)

Scalar TSUM5PFHL-LF (Include :MCU,ADC,OSD etc) (U401)

H sync

V sync DVI

RGB Input signal

D-Sub
		DVI		EEPROM
Connector		Connector		M24C04-WMN6TP
(CN101)
		(CN102)		(U403)

Crystal		Panel Interface
14.31818MHz		(CN302 )
(X401)

				Key Control
				Interface
FLASH ROM		Scalar TSUM5PFHL-LF		(CN401 )
EN25F20		(Include :MCU,ADC,OSD etc)
(U402)		(U401)
				Power Interface
				(CN701)

		EEPROM				EEPROM
		AT24C02BN			AT24C02BN
		(U101)				(U102)
D-Sub Connector				DVI Connector
(CN101)				(CN102)

19

18.5" LCD Color Monitor

AOC F19L

6.2.2 Inverter / Power Board

Bridge

Rectifier

AC input

Transformer

EMI filter

Rectifier

diode

and Filter

Start Circuit: R905 R906

CN902

R907

R908

R909

R910

12V

5V

PWM

Over

Control IC

Voltage

Protect

ON/OFF

OSC and

DC Convert

MOSFET

Output

Circuit

Lamp

Circuit

PWM

Feedback

Over Voltage

PWM

ON/OFF Control

Circuit

Protect

Control IC

DIM

20

18.5" LCD Color Monitor

AOC F19L

7. Schematic

7.1 Main Board

715G2883 1 6

VCC1.8

VDDC

VCC3.3

VDDP

FB403

VCC3.3 FB401

AVDD VCC3.3

FB402

VPLL

4

VCC1.8

1

VCC3.3

0 OHM +-5% 1/8W

C412

300OHM

300OHM

C409

C408

+ C403

C404

C406

C402

Del C209

C410 C411

0.1uF 16V

C407

0.1uF 16V

10UF50V 0.1uF 16V

C405

0.1uF 16V

VDVI

VMPLL

VPLL

AVDD VDDP

VDDC

10uF/50V

0.1uF 16V

0.1uF 16V

0.1uF 16V

0.1uF 16V

0.1uF 16V

0.1uF 16V

8 14

98

16

24

32 49 56 75

51 66 82

34

VCC3.3

FB404

VMPLL

VCC3.3

VDVI

81

VCC3.3

1

DSUB_R+

22

RIN0PAVDD33

AVDD33

AVDD33

AVDD33

AVDD33

VDDP VDDP VDDP VDDP

VDDC VDDC VDDC

VDDC

LVA3M

PA2

VCTRL

C414

C415

58

VCTRL

touch key

300OHM

R403

23

LVA3P

55

PA1

0 OHM +-5% 1/8W

54

PA0

1

DSUB_R-

20

RIN0M

LVACKP

59

PA3

R402

0.1uF 16V

0.1uF 16V

1

DSUB_G+

GIN0P

LVACKM

19

60

PA4

1K 1/16W 5%

C413

1

DSUB_G-

GIN0M

LVA2P

21

61

PA5

0.1uF 16V

1

DSUB_SOG

SOGIN0

LVA2M

18

62

PA6

1

DSUB_B+

BIN0P

LVA1P

2

17

63

PA7

R404

1K 1/16W 5%

1

DSUB_B-

BIN0M

LVA1M

27

64

PA8

1

Q405

1

DSUB_H

HSYNC0

LVA0P

28

65

PA9

For detect

2N3906S-RTK/PS

1

DSUB_V

VSYNC0

LVA0M

31

3

LF_B

1

DDC1_SDA

DDCA_SDA/RS232_TX

30

function,

1

DDC1_SCL

DDCA_SCL/rs232_RX

1

RX2N

3

RX2N

R405 180R 1/16W 5%

4

depend on

1

RX2P

RX2P

FW

1

RX1P

6

RX1P

PA[0..9]

PA[0..9]

3

DVI_5V

DDC_WP

1

7

1

RX1N

9

RX1N

R447

R406

For RSTN detect

1

RX0P

12

RX0P

68

PB1

PB[0..9]

Q401

1

RX0N

10

RX0N

LVB3P

67

PB0

PB[0..9]

3

2N3904S-RTK/PS

1

RXCN

13

RXCKN

LVBCKP

69

PB2

22K 1/16W 5%

function

1

RXCP

RXCKP

LVB3M

1

DDC2_SDA

100

DDCD_SDA

LVBCKM

70

PB3

NC

R407

C416

1

71

PB4

R446

1

DDC2_SCL

DDCD_SCL

LVB2P

10K 1/16W 5%

0.1uF 16V

72

PB5

LVB2M

MVCC

73

PB6

NC

CMVCC1

LVB1P

74

PB7

AVDD

15

LVB1M

77

PB8

R401

390 OHM 1/16W

REXT

LVB0P

78

PB9

TSUMU58EHL-LF-1

LVB0M

R448

0.1uF 16V

26

REFP

GPIO_P23

36

10K 1/16W 5%

C417

45

GPIO_P43

VCC3.3

46

25

GPIO_P42

REFM

GPIO_P47

41

EE_WP

Q406

42

AO3401

C401

GPIO_P46

R449

0.22uF16V

U402

GPIO_P22/PWM0

35

R445

NC

PANEL_ID#

4

47K 1/16W 5%

LVDS

47

R409

100R 1/16W 5%

WP

R412

1

8

37

PWM2/GPIO_P24

R410

CE#

VDD

SDO

10K 1/16W 5%

2

7

38

GPIO_P25

85

on_BACKLIGHT 4

WP

3

SO HOLD#

6

39

SCZ

86

6K8 1/16W 5%

WP#

SCK

SCK

PWM3/GPIO_P27

adj_BACKLIGHT 4

4

5

40

VSS

SI

SDI

87

GPIO_P00/SAR0

SST25LF020A-33-4C-SAE

3

PPWR_ON#

48

88

R415

100R 1/16W 5%

KEY1

GPIO_P45/PWM1

GPIO_P01/SAR1

89

R416

100R 1/16W 5%

KEY2

GPIO_P02/SAR2

C419

90

R417

100R 1/16W 5%

DET_CABLE

1

84

GPIO_P03/SAR3

C418

R413

MVCC

+

RST

GPIO_P07

91

R419

22R 1/16W 5%

LED_GRN/BLUE

10uF/50V

0.1uF 16V

10K 1/16W 5%

92

R420

NC

LED_ORANGE

GPIO_P15

R421

93

R422

NC/100R 1/16W 5%

PWM1/GPIO_P16

R423

94

HDCP_CTRL

1

100K 1/16W 5%

GPIO_P12

0R05 1/16W

96

95

R424

NC

CMVCC

C420

47pF

2

XOUT

GPIO_P13

99

R425

100R 1/16W 5%

Mute

4 POWER_KEY#

VCC3.3

X401

GPIO_P14/PWM0

CMVCC1

14.31818MHz

97

R426

NC

+

C421

47pF

XIN

R427

7 CMVCC1

1

R428

100R 1/16W 5%

C437

NC/10K 1/16W 5%

Cancel C713 on page.4,add

NC

R450

C422 0.1uF 16V80

BYPASS

FB406

R430

C438 on this page for EMI

NC

44

R429

100R 1/16W 5%

MSCL

NC/0R05 1/16W

4

Volume#

GPIO_P10/I2C_MCL

43

R431

100R 1/16W 5%

MSDA

GPIO_P11/I2C_MDA

NC/300 OHM

Internal EDID

External EDID

53

MODE[0]

Q404

According to MST's

52

GND GND GND GND GND GND GND GND GND GND

NC

MODE[1]

NC

request, reserve another

C438

R406

NC

22K 1/16W 5%

2 5 11 29 33 50 57 76 79 83

RST circuit.

X'TAL

R407

NC

10K 1/16W 5%

Normal Function : CL = Cs + ((Cg*Cd)/(Cg+Cd))

C416

NC

0.1uF/16V

P.S : Assume Cs = 4 pF

CL of SPEC

Cs and Cd (C420, C421)

Max condition for LED:

Q401

NC

2N3904S-RTK/PS

X401

1. Vcc = 3.3 V

R123

NC

10K 1/16W 5%

(93G 22-53B-H)

18 pF

27 pF

2. Current = 12 mA

FW need to be

R136

NC

10K 1/16W 5%

U402

(93G 22-53-J)

32 pF

56 pF

modified.

SST

For user data, WB, EDID,

CN402

FB405 and C436

HDCP are saved in Flash.

VCC3.3

VCC3.3

For Normal

WAFER 2.0MM

6P

NC

For WB, EDID, HDCP are

PMC

C423

For Philips

WAFER 2.0MM

7P

According to EMI

saved in Flash.

R440

R441

R442

10K 1/16W 5%

10K 1/16W 5%

10K 1/16W 5%

8

U403

1

0.22uF16V

R444

R443

VCC NC

EE_WP

7

2

CN402

3.9K OHM 1% 1/16W

3.9K OHM 1% 1/16W

MSCL

WC

E1

CN403

U402

6

3

MSDA

5

SCL

E2

4

SDA VSS

1

KEY2

1

010A

Befor AOC ID2007 OSD

M24C04-WMN6TP

2

KEY1

2

4

LED_GRN/BLUE

4

3

POWER_KEY#

3

020A

For ID2008

5

LED_ORANGE

5

7

LF_B

6

6

C436

C431

C432

C433

C434

R411

C435

R408

U403

R440

R441

R442

C423

CONN

CONN

300 OHM

1uF 10V

NC

NC

NC

0.1uF 16V

10K 1/16W 5%

NC

NC

FB405

SST

NC

NC

NC

NC

NC

lock type

FFC type

For user data, WB, EDID

are saved in Flash.

PMC

M24C04

10K

10K

10K

0.22uF/16V

T P V

( Top

Victory Electronics Co . , Ltd. )

OEM MODEL

36th

Size

C

For WB, EDID are saved

1/16W

1/16W

1/16W

G2883-1-6-X-19-090112

TPV MODEL

AOC 2436Vw

Rev

F

in Flash.

5%

5%

5%

Key Component

5.0.SCALER

PCB NAME

<

>

Date

Tuesday , January 13, 2009

Sheet

5 of 6

21

18.5" LCD Color Monitor

AOC F19L

FB102

MVCC_1

VGA_B+

1

2

R105

100R 1/16W 5% C102

DSUB_B+

2

BEAD

0.047uF

H_Sy nc

R102

0R05 1/10W 5%

R103

1K 1/16W 5%

DSUB_H

2

2

1

R108

C105

V_Sy nc

R104

1K 1/16W 5%

5pF/50V

DSUB_V

2

D109

75R 1/16W 5%

R106

R107

C103

C104

BAT54C

VGA_B-

R109

100R 1/16WC1065%

DSUB_B-

2

0.047uF

2K2 1/16W 5%

2K2 1/16W 5%

22pF

22pF

3

DSUB_5V

U104

ESD_VCC

R110

470R 1/16W 5% C107

DSUB_SOG

2

DSUB_SCL

1

I/O1 I/O4

6

H_Sy nc

FB103

1000pF

2

5

GNDVDD

VGA_G+

CN101

DSUB_SDA

3

4

V_Sy nc

1

2

R111

100R 1/16W 5% C108

FB107

I/O2 I/O3

DSUB_G+

2

16

BEAD

0.047uF

R101

10

AZC099-04S

C112

R112

C109

2

DDC1_SCL

DDC1_SCL

DSUB_SCL 15

5

VGA_PLUG

NC

5pF/50V

9

DSUB5V

300 OHM

75R 1/16W 5%

U103

100R 1/16W 5%

14

4

VGA_B-

C124

VGA_G-

R114

100R 1/16W 5% C110

8

DSUB_G-

2

13

3

VGA_B+

ZD104

0.1uF 16V

ESD_VCC

0.047uF

R113

7

VGA_G-

RLZ5.6B

ZD105

2

DDC1_SDA

DDC1_SDA

DSUB_SDA 12

2

VGA_G+

RLZ5.6B

U103

6

VGA_R-

ESD_VCC

100R 1/16W 5%

11

1

VGA_R+

VGA_G+

1

I/O1 I/O4

6

FB101

2

5

GNDVDD

VGA_B+

DB15

VGA_R+

3

4

VGA_R+

1

2

R115

100R 1/16W 5%C111

I/O2 I/O3

DSUB_R+

2

17

BEAD

0.047uF

Prevent NC contact Discharge

AZC099-04S

C101

R116

C113

NC

U101

75R 1/16W 5%

5pF/50V

=> Connect NC Pin of CN101

Change VCC of U103 ~ U107

VGA_R-

R117

100R 1/16W 5%C114

DSUB_R-

2

0.047uF

to GND

CMVCC

DSUB5V

from MVCC to ESD_VCC to

DVI_5V

2

1

CN102

8

DVI_5V

prevent without VCC issue.

D104

VSYNC

15

DVI_HPD

BAT54C

SYNC GND

6

R118

100R 1/16W 5%

DDC2_SCL

DDC2_SCL

2

DDC SCL

7

R119

100R 1/16W 5%

DDC2_SDA

DDC SDA

DDC2_SDA

2

14

R120

10K 1/16W 5%

R140

+5V

16

3

HPD

NC

R123

1/3shield

11

C115

R121

10K 1/16W 5%

C116

3

R122

HDCP_CTRL2

R124

R125

2/4shield

0.1uF 16V

U101

0.22uF16V

0/5shield

19

NC

4K7 1/16W 5%

4K7 1/16W 5%

22

Q101

NC

8

VCC

A0

1

clk shield

NC

7

2

WP

A1

18

R126

10R 1/16W 5%

RX0P

RX0P

2

DDC1_SCL

6

3

DAT0+

SCL

A2

17

R127

10R 1/16W 5%

RX0N

DDC1_SDA

5

4

DAT0-

RX0N

2

SDA VSS

10

R128

10R 1/16W 5%

RX1P

DDC_WP

DAT1+

RX1P

2

2

9

R129

10R 1/16W 5%

RX1N

DAT1-

RX1N

2

2

R130

10R 1/16W 5%

RX2P

M24C02-WMN6TP

DAT2+

RX2P

2

1

R131

10R 1/16W 5%

RX2N

DAT2-

RX2N

2

CMVCC1

FB104

FB105

DVI_5V

13

DAT3+

12

Exchange pin.1 and pin.3 of U105

DAT3-

5

DAT4+

4

300 OHM

300 OHM

DAT4-

21

and U106 easy to EMI layout.

2

1

DAT5+

20

C121

D108

C122

DAT5-

23

R132

10R 1/16W 5%

RXCP

RXCP

2

1000pF

BAT54C

1000pF

clk+

24

R134

10R 1/16W 5%

RXCN

VCC3.3

GND GND

RXCN

2

clk-

JACK

26 25

U107

ESD_VCC2

U105

ESD_VCC1

U106

ESD_VCC1

ESD_VCC

R133

3

AZC099-04S

AZC099-04S

AZC099-04S

FB108

1

I/O1 I/O4

6

1

I/O1 I/O4

6

1

I/O1 I/O4

6

10K 1/16W 5%

R136

C117

2

5

2

5

2

5

10K 1/16W 5%

GNDVDD

GNDVDD

GNDVDD

3

4

3

4

3

4

R137

R138

0.22uF16V

I/O2 I/O3

I/O2 I/O3

I/O2 I/O3

300 OHM

DVI_HPD R135

10K 1/16W 5%

U102

4K7 1/16W 5%

4K7 1/16W 5%

C120

C118

C119

8

VCC

A0

1

7

2

2

WP

A1

NC

NC

NC

VGA_PLUGR139

6K8 1/16W 5%

DET_CABLE

DDC2_SCL

6

3

DDC2_SDA

5

SCL

A2

4

U107

U105

U106

SDA VSS

2

DDC_WP

GND POWER DGND

ESD_VCC divided into

M24C02-WMN6TP

ESD_VCC2

FB109

ESD_VCC1

ESD_VCC

ESD_VCC1 and ESD_VCC2

as EMI request.Alter the

T P V

( Top

Victory

Electronics

Co . , Ltd. )

OEM MODEL

36th

Size

B

300 OHM

location of FB108 and add FB109

G2883-1-6-X-19-090112

TPV MODEL

AOC 2436Vw

Rev

F

for EMI.

Key Component

2.0.INPUT

PCB NAME

<

>

Date

Tuesday , January 13, 2009

Sheet

2 of

6

22