AOC WLA184TWE Schematic

18.5" LCD Color Monitor

AOC WLA184TWE

Service

Service

Service

		Horizontal Frequency
		30-60 kHz
	TABLE OF CONTENTS
Description	Page Description	Page

Table Of Contents…………………………………………...1
Revision List………………………………………………....2
Important Safety Notice ……..............................……...... 3
1. Monitor Specification..............................…………........4
2. LCD Monitor Description…………………………….......5
3. Operation Instructions....................................…...........6
3.1. General Instructions..........................….....................6
3.2. Control Buttons………………………….…................6
3.3 Adjusting the Picture...................................................	8
4. Input/ Output Specification............……………............10
4.1. Input Signal Connector..............……….................10
4.2. Factory Preset Display Modes...........…..................10
4.3. Panel Specification......……..…………..................11
5. Block Diagram….........................................................13
5.1 Main Board……………………………………….…….13
5.2.Power Board……………………………………….......14

6.Schematic……………..............................................15

6.1.Main Board....………............................................15

6.2.Power Board……………………………………....19

6.3.Key Board………………...….……………………22

7.PCB Layout..………….............................................23

7.1.Main Board………................................................23

7.2.Power Board.…....................................................26

7.3.Key Board….........................................................27

8.Maintainability………...............................................28

8.1.Equipments and Tools Requirement.....................28

8.2.Trouble Shooting……….......................................29

9.White-Balance, Luminance Adjustment….…..…...33

10.Monitor Exploded View………….……….…........35

11.BOM List…............................................................37

SAFETY NOTICE

ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.

CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

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18.5" LCD Color Monitor				AOC WLA184TWE
			Revision List
	Version	Release Date	Revision History	TPV Model Name
	A00	June 26, 2012	Initial release	T8VWSY6EX8WNAN

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18.5" LCD Color Monitor

AOC WLA184TWE

Important Safety Notice

Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service procedures recommended by AOC and described in this service manual are effective methods of performing service operations. Some of these service operations require the use of tools specially designed for the purpose. The special tools should be used when and as recommended.

It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in order to minimize the risk of personal injury to service personnel. The possibility exists that improper service methods may damage the equipment. It is also important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE. AOC could not possibly know, evaluate and advise the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way. Consequently, AOC has not undertaken any such broad evaluation. Accordingly, a servicer who uses a service procedure or tool which is not recommended by AOC must first satisfy himself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected.

Hereafter throughout this manual, AOC Company will be referred to as AOC.

WARNING

Use of substitute replacement parts, which do not have the same, specified safety characteristics may create shock, fire, or other hazards.

Under no circumstances should the original design be modified or altered without written permission from AOC. AOC assumes no liability, express or implied, arising out of any unauthorized modification of design.

Servicer assumes all liability.

FOR PRODUCTS CONTAINING LASER:

DANGER-Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM.

CAUTION-Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure.

CAUTION -The use of optical instruments with this product will increase eye hazard.

TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF THIS SERVICE MANUAL.

Take care during handling the LCD module with backlight unit

-Must mount the module using mounting holes arranged in four corners.

-Do not press on the panel, edge of the frame strongly or electric shock as this will result in damage to the screen. -Do not scratch or press on the panel with any sharp objects, such as pencil or pen as this may result in damage to the panel.

-Protect the module from the ESD as it may damage the electronic circuit (C-MOS). -Make certain that treatment person’s body is grounded through wristband.

-Do not leave the module in high temperature and in areas of high humidity for a long time. -Avoid contact with water as it may a short circuit within the module.

-If the surface of panel becomes dirty, please wipe it off with a soft material. (Cleaning with a dirty or rough cloth may damage the panel.)

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18.5" LCD Color Monitor			AOC WLA184TWE
1. Monitor Specification
		Driving system	18.5” TFT Color LCD, With LED Backlight
	LCD Panel	Size	47.0cm
		Pixel pitch	0.3mm( H )x0.3mm( V )
		Video	R,G,B Analog Interface
	Input
		H-Frequency	30KHz – 60KHz
		V-Frequency	55-76Hz
	Display Colors		16.7M Colors
	Dot Clock		90MHz
	Max.		1366 x 768 @60Hz
	Resolution
	Plug & Play		VESA DDC1/2BTM
	Input Connector		D-Sub 15pin
	Input Video Signal		Analog:0.7Vp-p(standard),
			75 OHM, Positive
	Maximum		Horizontal : 409.8mm
	Screen Size		Vertical : 230.4mm
	Power Source		100-240VAC, 50/60Hz, 1.5A
	Environmental		Operating Temp: 0° to 40°C
			Storage Temp.: -25° to 55°C
	Considerations
			Operating Humidity: 10% to 85%
	Weight (N. W.)		2.6 kg Unit (net)
	Dimension		440mm*341mm*180mm
	Power Consumption ( Maximum )		25 Watts
			Auto Adjust button / Exit
			- / ECO
		Switch	+ / Volume
			Menu / Enter
	External		Power Button
	Controls
			Luminance
			Image Setup
			Color Temp.
		Functions	Color Boost
			Picture Boost
			OSD Setup
			Extra
	Audio Output		1.5W rms (per channel)
	Regulatory Compliance		FCC, CE, CSA, TCO CERTIFIED,
	Pixel criteria		3-4-5(Bright dot-Dark dot-Total / bright / dark dot )

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18.5" LCD Color Monitor

AOC WLA184TWE

2. LCD Monitor Description

The LCD Monitor will contain a main board, an adapter board and a key board which house the flat panel control logic, brightness control logic and DDC.

The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage.

Monitor Block Diagram

	CCFL Drive	Flat Panel and
		LED backlight

Power Board			Main Board
								RS232 Connector
								For white balance
								adjustment in
								factory mode
			Key board
AC-IN								Video signal, DDC
					HOST Computer
100V~240V

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18.5" LCD Color Monitor

AOC WLA184TWE

3. Operation Instructions

3.1 General Instructions

Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences.

The power cord should be connected.

Connect the Signal cable from the monitor to the video card.

Press the power button to turn on the monitor position. The power indicator will light up.

3.2 Control Buttons

EXTERNAL CONTROLS

1.	Auto Adjust button / Exit
2.	-/ ECO
3.	+/ Volume
4.	MENU / ENTER
5.	Power Button

FRONT PANEL CONTROL

/ Power Button:

Press this button to turn the monitor ON or OFF, and display the monitor’s state.

Power Indicator:

Blue - power On mode. Orange - Power saving mode.

MENU / ENTER:

Activate OSD menu when OSD is OFF or activate/de-activate sub-menu function when OSD is ON or Exit OSD menu when in Volume Adjust OSD status.

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18.5" LCD Color Monitor

AOC WLA184TWE

- /ECO:

Activates the ECO control when the OSD is OFF or adjust a function when function is activated.

+ / Volume:

Activates the volume control when the OSD is off or adjust a function when function is activated.

Auto Adjust button / Exit:

1.When OSD menu is in active status, this button will act as EXIT-KEY (EXIT OSD menu).

2.When OSD menu is in off status, press this button to activate the Auto Adjustment function. The Auto Adjustment function is used to set the HPos, VPos, Clock and Phase.

OSD Lock Function: To lock the OSD, press and hold the MENU button while the monitor is off and then press power button to turn the monitor on.

To un-lock the OSD - press and hold the MENU button while the monitor is off and then press power button to turn the monitor on.

NOTES

Do not install the monitor in a location near heat sources such as radiators or air dusts, or in a place subject to direct sunlight, or excessive dust or mechanical vibration or shock.

Save the original shipping carton and packing materials, as they will come in handy if you ever have to ship your monitor.

For maximum protection, repackage your monitor as it was originally packed at the factory.

To maintain the cleanness of your LCD display, wipe it periodically with clean and soft cloth. The screen may be damaged by any liquid splash.

To keep the monitor looking new, periodically clean it with a soft cloth. Stubborn stains may be removed with a cloth lightly dampened with a mild detergent solution. Never use strong solvents such as thinner, benzene, or abrasive cleaners, since these will damage the cabinet. As a safety precaution, always unplug the monitor before cleaning it.

Do not scratch the screen with hard things, it may cause permanent damage.

Don’t leak liquid into monitor which will result in the damage of component.

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18.5" LCD Color Monitor	AOC WLA184TWE
3.3 Adjusting the Picture

HOW TO ADJUST A SETTING

1.Press the MENU-button to activate the OSD window.

2.Press - or + to navigate through the functions. Once the desired function is highlighted, press the MENU-button to activate it. If the function selected has a sub-menu, press + or - again to navigate through the sub-menu functions. Once the desired function is highlighted, press MENU-button to activate it.

3.Press + or - to change the settings of the selected function.

4.To exit and save, select the exit function. If you want to adjust any other function, repeat steps 2-3.

ADJUSTING THE PICTURE

The descriptions for function control

	Main Menu	Main Menu	Sub Menu	Sub	Description
	Item	Icon	Item	Menu
			Contrast		Contrast from Digital-register
			Brightness		Backlight Adjustment
				Standard	Standard Mode
				Text	Text Mode
	Luminance		Eco Mode	Internet	Internet Mode
				Game	Game Mode
				Movie	Movie Mode
				Sports	Sports Mode
			DCR	Off	Disable dynamic contrast ratio
				On	Enable dynamic contrast ratio
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18.5" LCD Color Monitor				AOC WLA184TWE
		Clock		Adjust Picture Clock to reduce Vertical-Line noise
		Phase		Adjust Picture Phase to reduce Horizontal-Line noise
Image Setup
		H.Position		Adjust the horizontal position of the picture
		V.Position		Adjust the vertical position of the picture
		Image Ratio		Wide/4:3
		Warm		Recall Warm Color Temperature from EEPROM
		Normal		Recall Normal Color Temperature from EEPROM
		Cool		Recall Cool Color Temperature from EEPROM
Color Temp.		sRGB		Recall SRGB Color Temperature from EEPROM
			User-B	Blue Gain from Digital-register
		User	User-G	Green Gain Digital-register
			User-R	Red Gain from Digital-register
		Full Enhance	on or off	Disable or Enable Full Enhance Mode
		Nature Skin	on or off	Disable or Enable Nature Skin Mode
Color Boost		Green Field	on or off	Disable or Enable Green Field Mode
		Sky-blue	on or off	Disable or Enable Sky-blue Mode
		AutoDetect	on or off	Disable or Enable AutoDetect Mode
		Demo	on or off	Disable or Enable Demo
		Frame Size		Adjust Frame Size
		Brightness		Adjust Frame Brightness
Picture Boost		Contrast		Adjust Frame Contrast
		H.Position		Adjust the horizontal position of Frame
		V.Position		Adjust the vertical position of Frame
		Bright Frame	on or off	Disable or Enable Bright Frame
		H.Position		Adjust the horizontal position of OSD
		V.Position		Adjust the vertical position of OSD
OSD Setup
		Timeout		Adjust the OSD Timeout
		Language		Select the OSD language
		DDC/CI		Turn ON/OFF DDC/CI Support
Extra		Reset		Reset the menu to default
		Information		Show the information of the main image and sub-image source
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18.5" LCD Color Monitor

AOC WLA184TWE

4. Input/ Output Specification

4.1 Input Signal Connector

D-Sub 15pin Connector

1	5
6	10
11	15

PIN NO.	DESCRIPTION	PI N NO.	DESCRIPTION
1	VGA_R+	9	VGA_5V
2	VGA_G+	10	GND
3	VGA_B+	11	GND
4	GND	12	DSUB_SDA
5	VGA_PLUG	13	H-Sync
6	VGA_R-	14	V-Sync
7	VGA_G-	15	DSUB_SCL
8	VGA_B-

4.2 Factory Preset Display Modes

	STANDARD	RESOLUTION	HORIZONTAL	VERTICAL
			FREQUENCY(KHz)	FREQUENCY(Hz)
		640×480 @60Hz	31.469	59.94
	VGA	640×480 @72Hz	37.861	72.809
		640×480 @75Hz	37.5	75
	Dos-mode	720×400 @70Hz	31.469	70.087
		800×600 @56Hz	35.156	56.25
	SVGA	800×600 @60Hz	37.879	60.317
		800×600 @72Hz	48.077	72.188
		800×600 @75Hz	46.875	75
		1024×768 @60Hz	48.363	60.004
	XGA	1024×768 @70Hz	56.476	70.069
		1024×768 @75Hz	60.023	75.029
	WXGA	1366x768 @60Hz	47.765	59.85

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18.5" LCD Color Monitor	AOC WLA184TWE
4.3. Panel Specification

TPM185B1-WX130 is a 18.5” TFT Liquid Crystal Display module with 2 CCFL Backlight unit and 30pin 1ch-LVDS interface. This module supports 1366 x 768 WXGA mode and can display up to 16.7M colors.

The inverter module for Backlight is not built in.

4.3.1 General Feature

-Contrast ratio 1000:1(typ.) 600:1(min.)

-Response time 5ms.

-Brightness 200nits

-Resolutions: 640 x 480 up to 1366 x 768/60HZ.

-DE (Data Enable) only mode.

-LVDS (Low Voltage Differential Signaling) interface.

-RoHS compliance.

-TCO’03 compliance

4.3.2 GENERAL SPECIFICATI0NS

4.3.3 MECHANICAL SPECIFICATIONS

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18.5" LCD Color Monitor

AOC WLA184TWE

4.3.4 ELECTRICAL CHARACTERISTICS

Ta = 25 ± 2 ºC

4.3.5 BACKLIGHT UNIT

Ta = 25 ± 2 ºC

4.3.6 BLOCK DIAGRAM

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18.5" LCD Color Monitor

AOC WLA184TWE

5. Block Diagram

5.1 Main board

XGA/SXGA

LVDS OUTPUT

DSUB_R+

DSUB_R+

VCC1.8

DSUB_R-

DSUB_R-

DSUB_G+

DSUB_G+

VCC3.3

DSUB_G-

DSUB_G-

VCC1.8

DSUB_SOG

DSUB_SOG

DSUB_B+

DSUB_B+

DSUB_B-

DSUB_B-

VCC3.3

CMVCC1

DSUB_H

DSUB_H

DSUB_V

DSUB_V

DDC1_SDA

DDC1_SDA

DDC1_SCL

DDC1_SCL

CMVCC1

DET_CABLE

DET_CABLE

CMVCC1

EDID_CTRL

EDID_CTRL

CMVCC1

02.Input

VCC1.8

CMVCC

VCC3.3

PA[0..1]

PA[0..1]

PA[0..1]

VCC1.8

PA[4..9]

CMVCC

on_BACKLIGHT

on_BACKLIGHT

PA[4..9]

PA[4..9]

PB[0..9]

CMVCC

VCC3.3

PB[0..9]

PB[0..9]

Mute

Mute

Volume#

Volume#

PPWR_ON#

PPWR_ON#

CMVCC1

PANEL_ID#

PANEL_ID#

Adj_BACKLIGHT

Adj_BACKLIGHT

CMVCC

VCTRL

VCTRL

CMVCC1

05.Power

03.Scalar

04.Output

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18.5" LCD Color Monitor

AOC WLA184TWE

5.2 Power board

14.5V

Diode rectifier

AC input

Transformer

& Filter

Bridge

+5Vi

Audio IC

Rectifier

EMI filter

Diode rectifier

and Filter

& Filter

(U601)

				+5V
Start Circuit: R908
			Feedback	CN902
PWM		Over
			Circuit
Control IC		Voltage
		Protect
Transformer	MOSFET	PWM		On/off
(T901)	(Q901)	Control IC		control
Inverter				ON/OFF
Connector
Feedback
Circuit				DIM

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18.5" LCD Color Monitor

AOC WLA184TWE

6. Schematic

6.1 Main Board

715G3959M010020H4K

FB102

R104

C101

H_Sy nc

R101 0R05 1/10W

R102

100R 1/16W 5%

VGA_B+

1

2

DSUB_H

5

DSUB_B+

5

V_Sy nc

R103

100R 1/16W 5%

BEAD

DSUB_V

5

100R 1/16W 5%

47nF 16V

R105

R106

C102

C103

R107

C104

75 OHM +-5% 1/16W

5PF 50V

2K2 1/16W 5%

2K2 1/16W 5%

22PF 50V22PF 50V

VGA_B-

R108

C105

DSUB_B-

5

100R 1/16W 5%

47nF 16V

CN101

16

R109

DB15

DSUB_5V

C106

DSUB_SCL

10

VGA_PLUG

DSUB_SOG

5

15

5

1NF 50V

9

DSUB_5V

390R 1/16W 1%

14

4

VGA_B-

8

FB103

13

3

VGA_B+

ZD103

VGA_G+

1

2

R111

C107

7

VGA_G-

RLZ5.6B

DSUB_G+

5

DSUB_SDA

12

2

VGA_G+

BEAD

6

VGA_R-

100R 1/16W 5%

47nF 16V

11

1

VGA_R+

R112

C108

17

75 OHM +-5% 1/16W

5PF 50V

R114

C109

VGA_G-

DSUB_G-

5

100R 1/16W 5%

47nF 16V

U103

FB101

R115

C110

DSUB_SDA

1

6

H_Sy nc

VGA_R+

1

2

I/O1 I/O4

DSUB_R+

5

2

5

ESD_5V

BEAD

GND POWER DGND

DSUB_SCL

3

GNDVDD

4

V_Sy nc

100R 1/16W 5%

47nF 16V

I/O2 I/O3

R116

C111

C114

AZC399-04S

75 OHM +-5% 1/16W

5PF 50V

U103

NC

VGA_R-

R117

C113

DSUB_R-

5

100R 1/16W 5%

47nF 16V

			U102
VGA_G+	1		I/O1 I/O4	6	VGA_PLUG
		2		5	ESD_5V
			GNDVDD
VGA_R+	3			4	VGA_B+
			I/O2 I/O3
								C115
			AZC399-04S

U102 NC

DSUB_SCL R475

DSUB_SDA R476

DDC1_SDA 5 DDC1_SDA DDC1_SCL 5 DDC1_SCL

CMVCC1

2

			ESD_5V		3
R472	4K7 1/16W 5%	R473	4K7 1/16W 5%	R474	4K7 1/16W 5%
47R 1/16W 5%
47R 1/16W 5%

DSUB_5V

1

D403

BAV70

					CMVCC1
						CMVCC1 5
					C434
			U405		0.22uF	R118
	8	VCC	A0	1		10K 1/16W 5%
	7			2
		WP	A1		VGA_PLUG
	6			3		DET_CABLE 5
		SCL	A2
	5			4
		SDA	GND
		FM24C02A				R122
						NC
					Q407
					LMBT3904LT1G	EDID_CTRL

	T P V ( Top Victory Electronics Co . , Ltd. )		OEM MODEL			Size	B
		G4488-M01-000-0040-9-110516	TPV MODEL			Rev	1
	Key Component	02.Input	PCB NAME	715G4488-M01-000-0040			< >
	Date	Monday , May 16, 2011	Sheet	4	of 7

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18.5" LCD Color Monitor

AOC WLA184TWE

AVDDVCC3.3

VCC1.8

BYPASS12 FOR TSUMU18TR_LF

VCC3.3 FB401

AVDD

U402

6

51

30

53

{7}

VCC3.3

SST

For user data, WB, EDID,

52

300OHM

ADCAVDD

VDDP

BYPASS12 BYPASS12

NC

VCTRL {7}

C499

Flash.

{4}

DSUB_R-

10

RIN0M

LVA3P

34

PA[0..1]

100N 16V

100N 16V

HDCP are saved in

13

PA1

10uF 16V

Eon

33

PA0

C403

C404

{4} DSUB_R+

RIN0P

LVA3M

12

{4}

DSUB_G+

GIN0P

PA[0..1]

{6}

{4} DSUB_G-

9

GIN0M

LVA2P

35

PA4

SST

U402

11

36

PA5

{4} DSUB_SOG

8

SOGIN0

LVA2M

37

PA6

For ESD Protect

{4}

DSUB_B+

7

BIN0P

LVA1P

38

PA7

{4}

DSUB_B-

BIN0M

LVA1M

VCC1.8

010A

Befor AOC ID2007 OSD

16

39

PA8

{4} DSUB_H

17

HSYNC0

LVA0P

40

PA9

{4}

DDC1_SDA

18

DDCA_SDA/RS232_TX

LVA0M

{7}

VCC1.8

{4} DSUB_V

VSYNC0

PA[4..9]

020A

For ID2008 ID2009

{4}

DDC1_SCL

19

DDCA_SCL/rs232_RX

PA[4..9]

{6}

C406

C407

100N 16V

100N 16V

Eon

U402

41

PB0

PB[0..9]

PB[0..9] {6}

020

For All model

LVB3P

42

PB1

LVBCKP

43

PB2

LVB3M

LVBCKM

44

PB3

45

PB4

LVB2P

46

PB5

LVB2M

47

PB6

LVB1P

48

PB7

AVDD

4

GPIO_15

LVB1M

49

PB8

EE_WP

R403

NC/3.9K1/16W

LVB0P

50

PB9

TSUMU18TR-LF

LVB0M

VCC3.3

C401

15

GPIO_03

R425

C418

NC/100N 16V

14

NC

NC

GPIO_02

C408

U402

GPIO_P15/PWM0

20

R424

0.22uF 16V

27

100R 1/16W 5%

6

1

CS VCC

8

21

SDO

LVDS

PWM2/GPIO_P24

PPWR_ON#

R408

2

7

22

GPIO_P12

55

on_BACKLIGHT {7}

WP3

SOHOLD

6

23

SCZ

56

10K1/16W

WP SCK

SCK

GPIO_P25/PWM1

adj_BACKLIGHT {7}

4

5

24

GND

SI

SDI

57

R413

100OHM1/16W

GPIO_P17/SAR0

DET_CABLE {4}

MX25L2026DM1I-12G

R405

WP#

28

58

R411

100OHM1/16W

KEY2

CMVCC1

100OHM1/16W

GPIO_P27/PWM1

GPIO_P00/SAR1

59

R412

100OHM1/16W

KEY1

GPIO_P01/SAR2

+

54

{4,6,7} CMVCC1

R498

RST

GPIO_P06

60

R414

100OHM1/16W

LED_G/B

C410

10K+-5%1/16W

61

R410

100OHM1/16W

LED_O

10uF 50V

GPIO_P07

62

R418

100OHM1/16W

Volume# {7}

GPIO_P26/PWM0

R417

R401

63

R419

100OHM1/16W

GPIO_P13

Mute {7}

C4112

0R05 1/16W

1

XOUT

GPIO_P14

64

R420

100OHM1/16W

POWER_KEY#

10K1/16W

47pF 50V

X401

Max condition for LED:

VCC3.3

C4121

14.31818MHz

2

For ESD Protect

R402

XIN

47pF 50V

1. Vcc = 3.3 V

0R05 1/16W

2. Current = 12 mA

R453

R454

NC/10K1/16W

U403

NC/220N16V

FW need to be

R455

C429

NC/10K1/16W

EE_WP

7

VCC

NC

2

GPIO_P10/I2C_MCL

26

modified.

NC/10K1/16W

8

SCL

NC

1

6

3

R451

MSCL

WC

NC

GPIO_P11/I2C_MDA

25

NC/100OHM1/16WR452

MSDA

5

SDA VSS

4

NC/100OHM1/16W

R485

4.7K1/16W

31

{4}

EDID_CTRL

GPIO_06

NC/M24C16

32

GND GND GND

MODE

{7}

PANEL_ID#

R426

NC

3 5

29

CMVCC1

R466

NC

CN406

For NVRAM

Without NVRAM

When NVRAM is used,

R464

NC

2

LED_G/B

Q403

R463

NC

1

POWER_KEY# and PANEL_ID#

4

LED_GRN/BLUE

3

NC/LMBT3906LT1G

U403

M24C04-WMN6TP

NC

will not be used at same

5

R487

0R05 1/16W R468

200R 1/10W 5%

6

CMVCC1

C419

0.22uF16V

NC

VCC3.3

8

time.

7

R481

NC

R424

100R 1/16W 5%

NC

R425, C418 depend on

R478

NC

NC/CONN

VCC3.3

case.

R421

R427

R428

R482

R451

100R 1/16W 5%

NC

NC

CN408

10K1/16W

3.9K 1/16W

3.9K 1/16W

CN402

R452

100R 1/16W 5%

NC

6

KEY1

R461

NC/0R05 1/16W

1

PANEL_ID# and POWER_KEY#

5

KEY2

R462

NC/0R05 1/16W

2

NC

R453

10K 1/16W 5%

NC

3

LED_GRN/BLUE

4

could be optional.

4

POWER_KEY#

3

R469

2

2

2

2

LED_ORANGE/TOUCH VCC

5

R454

10K

1/16W

5%

NC

1

6

CONN

NC/UDZSNP5.6B

100NZD40216V

100NZD40316V

100N 16V

100N 16V

100N 16V

R404

R407

NC/CONN

LED_O

NC/LMBT3906LT1G

R455

10K 1/16W 5%

NC

100K1/16W

ZD404

C413

C414

C415

C416

C417

100K1/16W

Q402

1

NC/UDZSNP5.6B1

NC/UDZSNP5.6B1

LED_ORANGE/TOUCH VCC

R426

NC

NC or 100R 1/16W 5%

R488

0R05 1/16W

R471

510R 1/10W

CN409

Near to Connect

VCC3.3

FB404

CN407

When use touch

R420

NC

NC or 100R 1/16W 5%

7

NC

1

Key,GPIO_P07 as

5

3

to control touch

6

2

key VCC

3

FB405

5

4

4

2

TOUCH POWER

LED_ORANGE/TOUCH VCC

TOUCH POWER

6

1

7

NC

NC/CONN

ZD401

C433

NC/CONN

T P V

( Top Victory

Electronics Co . ,

Ltd. )

OEM MODEL

Size

C

NC/RLZ5.6B

NC

G3959-M02-000-0040-11-110923

TPV MODEL

CBPCBSYXTQ1

Rev

2

Key Component

03.Scalar

PCB NAME

715G3959M02000004F

< >

Date

Monday , March 05, 2012

Sheet

5 of

7

16

Downloaded from www.Manualslib.com manuals search engine

18.5" LCD Color Monitor

PA[0..1]

PANEL_VCC

{5}

PA[0..1]

CN403

PA0

1

PA1

PA[4..9]

2

{5}

PA[4..9]

3

PA4

R477

R434

4

150 OHM 1/4W

150 OHM 1/4W

C420

5

PA5

100N 16V

6

PA6

PA0

7

PA7

8

PA8

PA1

9

PA9

PB2

10

PB3

11

PA4

12

PB[0..9]

PA5

13

{5} PB[0..9]

PA6

14

PB0

15

PA7

16

PB1

PA8

17

PB2

3 D

18

PB3

PA9

19

PB4

PB0

20

PB5

PB1

21

PB6

2

PB2

22

PB7

1

PB3

23

PB8

G

S

PB4

24

PB9

AO3401L

25

PB5

26

PB6

27

PB7

28

PB8

29

PB9

30

NC/CONN

AOC WLA184TWE

	PANEL_VCC		R499 OHM1/10W
	1	2
		CN405
	3	4	10
	5	6
PA1	7	8	PA0
PB3	9	10	PB2
PA5	11	12	PA4
PA7	13	14	PA6
PA9	15	16	PA8
PB1	17	18	PB0
PB3	19	20	PB2
PB5	21	22	PB4
PB7	23	24	PB6
PB9	25	26	PB8
	27	28
	29	30
		CONN

R456

			0R05 1/4W
			Chip
	2006-11-7 Add pull up 4K7 to MVCC
		R433	C419
	R435	10K1/16W	100N 16V
	NC/4.7K1/16W
		R436
		100K1/16W
{5} PPWR_ON#	PPWR_ON#	Tra MMBT3904G
	R443	Q404
	0R05 1/16W
	C424
	R438
	NC/220N 10V
	4.7K1/16W

	4		3	2	1
Q405		G S S S
NC/AO3401
		D D D D
	5		6	7	8

CMVCC

{4,5,7}

Q411

AO4411

FB402

PANEL_VCC

C421

120OHM

+

100UF25V

B

T P V ( Top

Victory Electronics Co . , Ltd. )

OEM MODEL

Size

G3959-M02-000-0040-11-110923

TPV MODEL

CBPCBSYXTQ1

Rev

2

Key Component

04.Output

PCB NAME

715G3959M02000004F

< >

Date

Wednesday , March 07, 2012

Sheet

6 of 7

17

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