ViewSonic VX2739wm-1, VX2739WM-CN, VS12843 Schematic

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Service Manual

ViewSonic VX2739wm-1

VX2739wm-CN

Model No. VS12843

27” Color TFT LCD Display

(VX2739wm-1_VX2739wm-CN_SM Rev. 1a May. 2010)

ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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ViewSonic Corporation

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Copyright © 2010 by ViewSonic Corporation. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of ViewSonic Corporation.

Disclaimer

ViewSonic makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose. Further, ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes.

Trademarks

Optiquest is a registered trademark of ViewSonic Corporation. ViewSonic is a registered trademark of ViewSonic Corporation. All other trademarks used within this document are the property of their respective owners.

Product disposal at end of product life

The lamp in this product contains mercury. Please dispose of in accordance with local, state or federal laws.

Revision History

Revision SM Editing Date ECR Number Description of Changes Editor

1a 5/7/2010 Initial Release Eden Chang

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TABLE OF CONTENTS

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1. Precautions and Safety Notices.......................................................................................4

2. Specification .....................................................................................................................8

3. Front Panel Function Control Description ...................................................................17

4. Circuit Description...........................................................................................................20

5. Adjusting Procedure .......................................................................................................22

6. Trouble Shooting Flow Chart..........................................................................................68

7. Block Diagrams ..............................................................................................................74

8. Schematic Diagrams ......................................................................................................75

9. PCB Layout Diagrams ...................................................................................................78

10. Exploded Diagram And Spare Parts List .....................................................................79

11. Recommended Spare Parts List .................................................................................80

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1. Precautions and Safety Notices

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Safety Instructions

The symbol is intended to alert the user to presence of un-insulated

“Hazardous Voltage” within the product’s enclosure that may be of sufficient

magnitude to constitute a risk of electric shock to persons.

This symbol is intended to alert the user that improper use of the product

may result in product malfunction. The user should pay attention to avoid

accidents or unnecessary problems.

Wet Location

Apparatus shall not be exposed to dripping or splashing and that no objects filled

with liquids, such as vases, shall be placed on the apparatus.

Outdoor Use

WARNING: To reduce the risk of fire or electric shock, do not expose this

apparatus to rain or moisture.

Disconnect Device - The Mains Plug or An Appliance Coupler

The mains plug or an appliance coupler is used as the disconnect device for

disconnection from the mains, the disconnect device shall remain readily

operable.

Safety

Operate the Monitor on 100V and 120 V AC only.

Use the AC power cord specified by ViewSonic and suitable for the voltage where

you use it.

The plug is designed, for safety purposes, to fit into the wall outlet only one way.

If you are unable to insert the plug fully into the outlet, contact your dealer.

If any liquid or solid object should fall inside the cabinet, stop operating, unplug the

Monitor immediately and have it checked by qualified service technician.

If you will not be using the Monitor for a long time, disconnect the power by pulling

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the plug itself. Do not pull on the cord.

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Carrying The LCD Monitor

To prevent dropping the Monitor and causing serious injury, you must follow these

guidelines:

Disconnect all cables before carrying the Monitor.

Carrying the large size Monitor requires at least two or three people.

When you carry the Monitor, place your hands as illustrated and hold it securely.

Do not put stress on the LCD panel and the frame around the screen.

When carrying the Monitor, do not subject it to shocks, vibration, or excessive

force.

When lifting or moving the Monitor, hold it securely from the bottom. Place your

palm directly under the panel.

Installed on the wall

Installed with stand

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Leave at least this space around the set. Do not install the Monitor set as follows:

Air circulation is blocked.

Broken pieces

Do not throw anything at the LCD.

Doing so may break the screen glass and cause serious injury.

If the surface of the LCD cracks, unplug the AC power cord before touching the

LCD. Otherwise electric shock may result.

Handling of broken glass and liquid crystal leakage

If the LCD panel gets damaged, crystalline liquid leakage may occur, or scattered

broken glass may result.

Do not touch broken glass or crystalline liquid which is toxic, with bare hands as

cuts, poisoning or skin irritation may occur.

Also do not glass fragments or leaked crystalline liquid get into your eyes or mouth.

Should either contacted your eyes or mouth, rinse the contacted area thoroughly

with water and consult your doctor.

Note

This television includes a QAM demodulator, which should allow you to receive

unscrambled digital cable television programming via subscription service to a

cable service provider.

The type of programming and signal provided by your cable service provider will

affect the availability of digital cable television programming in your area.

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2. Product Specification

2.1 Product definition

Product Name ViewSonic VX2739WM

Model Number VS12843

English

French

German

Spanish

Italian

OSD Languages

Finnish

Russian

Japanese

Korean

Traditional Chinese

Simplified Chinese

TFT LCD Panel and Model # 1st source : CMO M270H1-L01

Scalar TSUMO88GDI-LF-1

Input Signal D-Sub /DVI/HDMI

Sync Compatibility Separate Sync / Composite Sync / SOG

Adapter Internal Power Board

Power Cable (Refer to APPENDIX B) Yes

15 pin mini D-SUB Analog Cable (1.8 m,

black), with PC 2001.

Yes

(Detached cable; refer the Appendix A)

DVI-D Cable(1.8m, black) with PC 2001

(refer to Appendix A)

Audio Cable(1.8m, black) with PC 2001 Yes

MIC Cable(1.8m, black) with PC 2001 No

USB Cable (V2.0)

(1.8m, black) with PC 2001

Yes

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2.2 Specification

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Dimensions (with

647 mm (W) x 490 mm (H) x 250 mm (D)

stand)

Physical(W)x(H)x(D)

Weight 6.8 kg

LCD 27" Color active matrix TFT LCD

Pane CMO M270H1-L01

Contrast Ratio 1200 :1 (Typ.)

Display area 597.89 mm (H) x 336.31 mm (V)

Pixel Pitch 0.3114 mm (H) x 0.3114 mm (V) pixel

Native Resolution 1920 x 1080

Speaker Output 2W x 2

2.3 Front View and Rear View

Name Photo Materials Piece Texture Color Scheme

POLISH #

1 Front

ABS 1

Viewsonic black

8000

Mold-Tech

MT-11020

2 Back

ABS 1

Viewsonic black

(Logo is

POLISH #

8000)

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Power

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button ring

ABS 1 electroplate silver

4 Neck

5 Key button

6 base

ABS 1

Viewsonic black

8000

Mold-Tech

POLISH #

ABS 1

Viewsonic black

MT-11010

POLISH #

ABS 1

Viewsonic black

8000

7 base_ring

Power

button

ABS 1 electroplate silver

1. Black by

painting at

core-side

surface.

Transluce

POLISH #

8000

2.Power icon by

Lacer-engravin

g and then

painting

pantone # 427C

3. Blue LED.

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** ViewSonic Black_matt

L* a* b*

27.47 -0.06 -0.8

*CIE1976; Polish level = 1200; Follow the Equipment in ViewSonic Lab

*1. The reference for the cabinet components is the color chip provided by ViewSonic.

*2. The color difference between any two panel head cabinet components shall be ∆E <0.8, in the 1976

CIE L*a*b Colorspace.

*3. The color difference between any two base cabinet components shall be ∆E <0.8, in the 1976 CIE

L*a*b Colorspace.

2.4 Audio Interface (Speaker Specification)

Line input signal 1.0 Vrms @1kHz

Line input impedance 10 Kohm

Maximum Amp power output (Watt) 2.4 W @ SPKVDD=5V 4OHM

Amp -THD < 10 % THD @1kHz

Speaker Power rating(Ω/Watt) 4Ω/ 2 W

Signal to Noise Ratio 50 db

Frequency response Fo – 20kHz

SPL. 91 dB (at 0.1w/0.1m)

FO 820 Hz

1. 3.5 mm stereo jack

Line input connection

2. HDMI

There should be no audible vibration

Vibration

resonance at volume=100% & any

Freq.

There should be no affect on the screen

Screen image

image stability under any conditions

Connector PC99 requirement Audio in Lime Green pantone # 577C

Cable type / length 3.5mm stereo cable / 1.8m length

Audio DPMS

Speakers stay off when the rest of the

monitor is in power saving

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2.5 Electrical Requirement

Horizontal / Vertical Frequency

Horizontal Frequency 24 – 83 KHZ

Vertical Refresh Rate 50 – 76 HZ

Maximum Pixel Clock Analog : 210 MHz

Digital : 180 MHz

Sync Polarity Independent of sync polarity.

Support Timing Table

Item Timing

640 x 350 @ 70 Hz, 31.5 KHz v v v v DMT.

640 x 400 @ 60 Hz, 31.5 KHz v v v v DMT

Analog

Composite

Separated

SOG

Digital - TMDS

Remark

For Separated、 SOG and

Composite sync, switch

640x350@70,640x400@70,

and720x400@70 by [1]+[2]

short cut key ( primary =

720x400@70)

For Separate, Composite

and SOG sync, switch

640x400@60Hz and

640 x 400 @ 70 Hz, 31.5 KHz v v v v DMT

640x480@60Hz by [1]+[2]

short cut key (primary =

640x480@60Hz)

For Separated、 SOG and

Composite sync, switch

640x350@70,640x400@70,

and720x400@70 by [1]+[2]

short cut key ( primary =

720x400@70)

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4. 640 x 480 @ 50 Hz, 24.7 KHz v v v CVT

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640 x 480 @ 60 Hz, 31.5 KHz v v v v DMT

For Separate, Composite

and SOG sync, switch

640x400@60Hz and

640x480@60Hz by [1]+[2]

short cut key (primary =

640x480@60Hz)

6. 640 x 480 @ 67 Hz, 35 KHz v v v v For MAC

7. 640 x 480 @ 72 Hz, 37.9 KHz v v v v DMT

8. 640 x 480 @ 75 Hz, 37.5 KHz v v v v DMT

720 x 400 @ 70 Hz, 31.5 KHz v v v v DMT

For Separated、 SOG and

Composite sync, switch

640x350@70,640x400@70,

and720x400@70 by [1]+[2]

short cut key ( primary =

720x400@70).

720 x 480 @ 60 Hz, 31.5 KHz v v v v DTV, For Analog sync, the

10.

information OSD shows

640x480

11. 720 x 576 @ 50 Hz, 31.3 KHz v v v v DTV

12. 800 x 600 @ 56 Hz, 35.2 KHz v v v v DMT

13. 800 x 600 @ 60 Hz, 37.9 KHz v v v v DMT

14. 800 x 600 @ 72 Hz, 48.1 KHz v v v v DMT

15. 800 x 600 @ 75 Hz, 46.9 KHz v v v v DMT

16. 832 x 624 @ 75 Hz, 49.7 KHz v v v v MAC

1024 x 768 @ 50 Hz, 39.6 KHz v v v v CVT

For Separated and

Composite sync, Switch

17.

1024x768@50Hz and

1280x768@50Hz by [1]+[2]

short cut key (primary =

1024x768@50Hz)

18. 1024 x 768 @ 60 Hz, 48.4 KHz v v v v DMT

19. 1024 x 768 @ 70 Hz, 56.5 KHz v v v v DMT

20. 1024 x 768 @ 72 Hz, 58.1 KHz v v v v DMT

21. 1024 x 768 @ 75 Hz, 60 KHz v v v v DMT;

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For Separated , Composite

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and SOG,

Switch 1280x768@75Hz

and 1024x768@75Hz by

[1]+[2] short cut key

(primary =

1280x768@75Hz)

22. 1024 x 768 @ 75 Hz, 60.2 KHz v v v v For MAC

23. 1152 x 864 @ 75 Hz, 67.5 KHz v v v v DMT

24. 1152 x 870 @ 75 Hz, 68.7 KHz v v v v For MAC

25. 1152 x 900 @ 67 Hz, 62.5 KHz v v v v For SUN

26. 1280 x 720 @ 50 Hz, 37.5 KHz v v v v DTV

27. 1280 x 720 @ 60 Hz, 45 KHz v v v v DTV

1280 x 768 @ 50 Hz, 39.6 KHz v v v v DMT

For Separated and

Composite sync, Switch

28.

29.

30.

1024x768@50Hz and

1280x768@50Hz by [1]+[2]

short cut key (primary =

1024x768@50Hz)

1280 x 768 @ 60 Hz, 47.8 KHz v v v v DMT;

For Composite and SOG,

Switch 1280x768@60Hz

and 1360x768@60Hz by

[1]+[2] short cut key

(primary =

1280x768@60Hz)

1280 x 768 @ 75 Hz, 60.3 KHz v v v v DMT;

For Separated , Composite

and SOG,

Switch 1280x768@75Hz

and 1024x768@75Hz by

[1]+[2] short cut key

31. 1280 x 800 @ 60 Hz, 49.7 KHz v v v v DMT

32. 1280 x 800 @ 75 Hz, 62.8 KHz v v v v DMT

33. 1280 x 960 @ 50 Hz, 49.4 KHz v v v v DMT

(primary =

1280x768@75Hz)

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34. 1280 x 960 @ 60 Hz, 60.0 KHz v v v v DMT

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35. 1280 x 960 @ 75 Hz, 75.2 KHz v v v v DMT

36. 1280 x 1024 @ 50 Hz, 52.7 KHz v v v v DMT

37. 1280 x 1024 @ 60 Hz, 64 KHz v v v v DMT

38. 1280 x 1024 @ 75 Hz, 80 KHz v v v v DMT

1366 x 768 @ 60 Hz, 47.7 KHz v v v v DMT

For Composite and SOG,

Switch 1280x768@60Hz

39.

and 1360x768@60Hz by

[1]+[2] short cut key

(primary =

1280x768@60Hz)

40. 1440 x 900 @ 60 Hz 55.9 KHz v v v v DMT

41. 1440 x 900 @ 75 Hz 70.6 KHz v v v v DMT

1400 x 1050 @ 60 Hz 65.3 KHz v v v v DMT;

For Separated , Composite

and SOG,

Switch 1400x1050@60Hz

42. and 1680x1050@60Hz by

[1]+[2] short cut key

(primary =

1680x1050@60Hz)

43. 1400 x 1050 @ 75 Hz 82.3 KHz v v v v DMT

44. 1600 x 1200 @ 60 Hz 75.0 KHz v v v v DMT

45. 1680 x 1050 @ 60 Hz 64.7 KHz v v v v DMT

1680 x 1050 @ 60 Hz 65.3 KHz v v v v DMT;

For Separated , Composite

and SOG,

Switch 1400x1050@60Hz

46. and 1680x1050@60Hz by

[1]+[2] short cut key

(primary =

1680x1050@60Hz)

47. 1920x1080 @ 60 Hz 67.5 KHz v v v v DMT

48. 480i @ 60 Hz

49. 480p @ 60 Hz 　9 　9 　9 　9

50. 576i @ 50 Hz

51. 576p @ 50 Hz 　9 　9 　9 　9

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52. 720p @ 50 Hz 　9 　9 　9 　9

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53. 720p @ 60 Hz 　9 　9 　9 　9

54. 1080i @ 50 Hz

55. 1080i @ 60 Hz

56. 1080p @ 50 Hz 　9 　9 　9 　9

57. 1080p @ 60 Hz 　9 　9 　9 　9

*1. Tolerance ±2KHz. (if no over lapping issue)≧

*2. Any timing not in the list, it should display as normal or show on “OUT OF RANGE” OSD

message without blanking

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3. Front Panel Function Control Description

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3.1 Front Panel Hardware Controls

Power Switch AC Power Switch on the back cover

Soft Power Switch on the front bezel

Power LED (Front Head) Blue – ON

Amber – Active Off

Dark = Soft Power Switch OFF

Front Panel Controls (Head)

[ 1 ] [ 2 ] [ ] [▲] [▼]

[ ] Power

[ 1 ] Button 1

[ 2 ] Button 2

[▲] Up arrow button

[▼] Down arrow button

Note: Power Button, Button 1 and Button 2

must be one-shot logic operation. (i.e. there

should be no cycling)

Reaction Time OSD must fully appear within 0.5s after

pushing Button 1

3.2 Short Cuts Function from the button

[1] Main Menu

(refer to segment 4-6-3)

[2] Input toggle (Analog or DVI or HDMI; refer to refer to

EDID Text)

[▼] To immediately activate Audio Adjust menu.

[▲] To immediately activate Contrast / Brightness OSD

Menu.

[▼]+ [▲] 1. In the Audio mode, recall both of Volume and Mute

to default without OSD message.( Under Volume

adjust sub-menu, recall Volume to default without

OSD message.)

2. In the BT / CR mode, recall both Contrast and

Brightness to default in its menu without OSD

message. (Under Contrast or Brightness adjust

sub-menu, recall Contrast or Brightness to its default

without OSD message.)

* While OSD menu off, recall CR/ BT/ Audio volume

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and mute to default without OSD message

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[1] + [2] Toggle 720x400 and 640x400 mode when input

720x400 or 640x400 mode

* Default = 720 x 400

[1] + [▼] + [▲]

(Keep pushing 5 sec)

White Balance

1. It will not shown on user’s guide

2. OSD message as below,

(Image = no blanking)

3. Recommend environment

3.1. Optical (Best) input timing = 640 x 480 @

60Hz;

Following timing modes also

recommended,

800 x 600 @ 60 Hz

1024 X 768 @ 60 Hz

3.2. Pattern as below,

[1] + [▲] OSD Lock / Unlock (refer to segment 4-6-4)

[1] + [▼] Power Lock / Unlock (refer to segment 4-6-5)

[2] + [▼] Toggle DDC/CI and DDC/2B (DDC/CI enable/disable)

and show following message for 3 seconds,

When switch to DDC/CI

When switch to DDC/2B

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Default = DDC/CI

Signal + [2] + [ ] Factory Mode

Remark : All the short cuts function are only available while OSD off

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4. Circuit Description

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CON3

CON1

CON5 CON6

CON7

CON8 CON2

J4 or

Power Circuit：

Power board provided +5VD(CON1.1~CON1.2) and +5V (CON3~CON4),Which

+5V is for system and LCD Panel,+5VD provided for Audio AMP.

At AC power on status,Power off mode and standby mode,Power source only

provided +5V to TSUMO88GDI,Monitor total power consumption will be less the

1W. The status for +5VD and +5V as below：

+5V will provide：

1. via Q4、Q3：VLCD(for LCD panel)

2. via U9 transferred to +3.3V(for TSUMO88GDI、audio AMP and system related

parts)

3. via U9 transferred to +1.8V(for TSUMO88GDI)

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+5VD will provide：

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1. via Q3：+5VA(for audio AMP)

2. via J6 to USB HUB(for GL805G)

Backlight Control：

CON1.9 is inverter on/off control pin,which 5V is ON,0V is OFF；CON1.10 is

Brighthess control pin,control way is PWM,0% is darkest,100% is brilliant.

LCD panel power and signal：

CON5 is FFC connector which provided for LCD panel LVDS,the LVDS singnal

sent from TSUMO88GDI.

AUDIO：

The outputs for Audio are CON7、CON6、J4、J3, CON7 is I2S digital signal,

which proceed to TSUMO88GDI, transferred to internal signals, to U12(Audio

AMP),to speaker via CON6, or earphone via J4.

VIDEO：

The outputs for video are CON7、CON8、CON2 as below：

CON7：HDMI

CON8：DVI

CON2：D-SUB

These signals will transmit to TSUMO88GDI,transferred to LVDS, to LCD Panel

via CON5 for programming.

KEYPAD & LED DISPLAY：

CON3 is KEY and LED board connector, controlled way for key board is from

ADC, build in TSUMO88GDI. When user press the buttons, identified by

TSUMO88GDI fordifferent voltage to control the right action by TSUMO88GDI. Controlled way for LED board is from GPIO, Power off：LED is dark, Power on：

LED is blue light, standby mode：LED is orange light, which controlled by

TSUMO88GDI.

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5. Adjusting Procedure

5.1 Function Control Description

5.1.1 Main Menu OSD Table

Main Menu

Level 1 Level 2 Level 3

Auto Image Adjust

1. Key button definition:

[1]: OSD off

[2]: Execute the selected function

[Up]: Rolling up the slider

(When push the button on the top position,

the slider shall go down to the bottom item)

[Dn]: Rolling down the slider

(When push the button on the bottom

position, the slider shall go down to the top

item)

2. Under sRGB or DCR mode, the

Contrast/Brightness shall be disabled with

fate-out color. And it should not be selected.

1. Background = blanking

2. The message OSD position

is at the center.

3. After auto tune, OSD shall

be off

4. Only for analog mode

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Contrast/Brightness

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Contrast

1. Adjust range = 0 to 100

2. Default = 70

3. Key button definition:

[1] = Back to Main Menu or

OSD off

Key button definition:

[1]: Back to previous OSD

status

[2]: select to adjust value

setting.

[Up]: Move up the slider

[Dn]: Move down the slider

(depend on previous

status)

[Up] = Increase the OSD

value setting

[Dn] = Decrease the OSD

value

[Up]+[Dn]: Recall to default

Brightness

1. Adjust range = 0 to 100

2. Default = 100

3. Key button definition:

[1] = Back to Main Menu or

OSD off

(depend on previous

status)

[Up]: Increase the OSD value

setting

[Dn]: Decrease the OSD value

[Up]+[Dn]: Recall to default

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Input Select

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D-SUB

Step 1: Turn off OSD.

Step 2:

1. Target video input port =

Analog

2. If signal detected from

target port, change to

target port.

3. If no signal detected from

1. Show on existing input port

by white-background color

2. Key button definition:

[1]: Back to previous OSD

status

[2]: Change to the selected

input port

[Up]: Move up the slider

[Dn]: Move down the slider

target port, keep existing

input port.

Step 3: Show on Input

Message OSD at the

right-top corner of screen for

1 second.

DVI

Step 1: Turn off OSD.

Step 2:

1. Target video input port =

Digital

2. If signal detected from

target port, change to

target port.

3. If no signal detected from

target port, keep existing

input port.

Step 3: Show on Input

Message OSD at the

right-top corner of screen for

1 second.

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HDMI PC

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Step 1: Turn off OSD.

Step 2:

1. Target video input port =

HDMI PC

2. If signal detected from

target port, change to

target port.

3. If no signal detected from

target port, keep existing

input port.

Step 3: Show on Input

Message OSD at the

right-top corner of screen for

1 second.

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HDMI A V

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Step 1: Turn off OSD.

Step 2:

1. Target video input port =

HDMI AV

2. If signal detected from

target port, change to

target port.

3. If no signal detected from

target port, keep existing

input port.

Step 3: Show on Input

Message OSD at the

right-top corner of screen for

1 second.

Note: HDMI input default

setting is HDMI AV, and user can change to HDMI PC and saved.

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Audio Adjust

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1. The selected icon in Mute

Volume

will be highlighted

2. Key button definition:

[1]: Back to previous OSD

status

[2]: selected audio setting

[Up]: Move up the slider

[Dn]: Move down the slider

3. No signal, no output

1. Adjust range = 0 to 100

2. Default = 50

3. Key button definition:

[1]: Back to Audio Adjust OSD

[Up]: Increase the volume

setting

[Dn]: Decrease the volume

setting

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memorize its status after

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DC/AC Off to On

Mute

1. Default = Off ; = On

 = Off

2. Key button definition:

[1]: Back to Audio Adjust OSD

4. This function must

[2]: :Selected setting

3. When Mute function is

selected, any change in

Volume will disable to Mute.

Audio Input HDMI

Change audio source

to HDMI

Page 28

1. For HDMI mode only

ViewSonic Corporation

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(Under VGA/DVI mode, this is disable).

2. Default = HDMI

3. Show on existing input port

by white-background color

4. Key button definition:

AUDIO IN

Change audio source

to jack plug (AUDIO

IN)

Color Adjust

[1] = Back to Main Menu

[2]: selected setting

sRGB

Change Color setting to sRGB

9300K

Change Color setting to 9300K

7500K

Change Color setting to 7500K

6500K

Change Color setting to 6500K

5000K

Change Color setting to 5000K

Page 29

ViewSonic Corporation

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VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

User Color

Red

1. Show on existing input port

by white-background color

2. Default = 6500K

3. Key button definition:

[1]: Back to previous OSD

status

[2]: Change to the selected

color setting

[Up]: Move up the slider

[Dn]: Move down the slider

4. Under DCR mode (Dynamic

Contrast = On), sRGB shall

be disabled with fate-out

color. And it should not be

selected.

Change Color setting to user

color

1. Adjust range = 0 to

100

2. Default = 100

3. Key button

definition:

[1]: Back to Color

Adjust OSD

[2]: selected setting.

[Up]: Increase the

OSD value

setting

[Dn]: decrease the

OSD value

setting

Green

1. Adjust range = 0 to

100

2. Default = 100

3. Key button

definition:

[1]: Back to Color

Adjust OSD

[2]: selected setting.

[Up]: Increase the

OSD value

setting

[Dn]: decrease the

OSD value

setting

Page 30

Blue

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1. Adjust range = 0 to

100

2. Default = 100

3. Key button

definition:

[1]: Back to Color

Adjust OSD

[2]: selected setting.

[Up]: Increase the

OSD value

setting

[Dn]: decrease the

OSD value

setting

Information

PC timing – Display

Resolution

Video timing – Display Video

Format

Page 31

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Key button definition:

[1]: Back to Main Menu OSD

Manual Image Adjust

1. Key button definition:

[1]: Back to previous OSD

status

[2]: Execute the selected

H./V. Position

Horizontal Position

1. Adjust range = 0 to

100

2. Key button

definition:

[1]: Back to Manual

Image Adjust

OSD

[2]: selected setting.

[Up]: Increase the

OSD value

setting

[Dn]: Decrease the

OSD value

Page 32

function

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Vertical Position

[Up]: scroll up the slider

(When push the button on

the top position, the slider

shall go down to the

bottom item

[Dn]: Scroll down the slider

(When push the button on

the bottom position, the

slider shall go down to the

top item

English

Set OSD language to

English and keep in

Language Select OSD

French

Set OSD language to

French and keep in

Language Select OSD

German

Set OSD language to

German and keep in

Language Select OSD

Spanish

Set OSD language to

Spanish and keep in

Language Select OSD

Italian

Set OSD language to

Italian and keep in

Language Select OSD

Finnish

Set OSD language to

Finnish and keep in

Language Select OSD

Russian

Set OSD language to

Russian and keep in

Language Select OSD

Japanese

Set OSD language to

Japanese and keep in

Language Select OSD

Korean

Set OSD language to

Korean and keep in

Language Select OSD

Page 42

Traditional Chinese

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Set OSD language to

Simplified Chinese

and keep in Language

Select OSD

Simplified Chinese

Set OSD language to

Traditional Chinese

and keep in Language

Select OSD

Resolution Notice

Swap on and off the Resolution

Notice function

Page 43

OSD Position

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OSD H. Position

1. Adjust range = 0 to

100

2. Default = 50

3. Key button

definition:

[1]: Back to Setup

Menu OSD

[2]: selected

setting[Up]:

Increase the

OSD value

setting (move

OSD right)

[Dn]: Decrease the

OSD value

setting (move

OSD left)

[Up]+[Dn]: Recall to

default value

Page 44

OSD V. Position

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1. Adjust range = 0 to

100

2. Default = 50

3. Key button

definition:

[1]: Back to Setup

Menu OSD

[2]: selected setting

[Up]: Increase the

OSD value

setting (move

OSD up)

[Dn]: Decrease the

OSD value

OSD Time Out

setting (move

OSD down)

[Up]+[Dn]: Recall to

default value

Set OSD Time Out to

5 Seconds

Set OSD Time Out to

15 Seconds

Set OSD Time Out to

30 Seconds

Page 45

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1. Adjust range = 5, 15, 30, 60

2. Default = 15

3. Key button definition:

[1]: Back to Setup Menu

OSD

[Up]: Increase the OSD

Set OSD Time Out to

60 Seconds

value setting

[Dn]: Decrease the OSD

value setting

[Up]+[Dn]: Recall to default

value

OSD Background

Swap on and off the OSD

Background

; = Non-transparent

 = Transparent

Page 46

Auto Power Off

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VX2739wm-CN

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Swap on and off the Auto Power Off function

Power off the display

automatically when no signal is

detected for 3 minutes.

; = On

 = Off

Note :

1. When no signal input with

Auto Power Off = ON, the

display will go into power saving first. After 3 minutes, the display will turn off automatically.

2. When no signal input with

Auto Power Off = OFF, the

display will go into power saving as normal display.

3. Default = Off

4. Memory Recall will call

back the setting to default.

5. When push Power Lock

hot key under Auto Power

Off = On, the message OSD

will show on for 3 seconds

(Power Lock function is

disabled),

6. The function will be

disabled when power button

locked.

Page 47

Sleep

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30 Minutes

Set time before going

to Sleep mode = 30

Minutes

45 Minutes

Set time before going

to Sleep mode = 45

Minutes

60 Minutes

Set time before going

to Sleep mode = 60

1. Adjust time range before

going to sleep mode. Time

range = 30, 45, 60, 120

(Minutes) and Off.

2. Default = Off

3. When Sleep mode is

triggered, the power of

monitor will be turned off.

4. Only active in HDMI Mode

(both in AV&PC)

5. Key button definition:

[1]: Back to previous OSD

status

[2]: Change to the selected

sleep time setting

[Up]: Rolling up the slider

(When push the button

Minutes

120 Minutes

Set time before going

to Sleep mode = 120

Minutes

Off

Disable Sleep mode.

Memory Recall

on the top position, the

slider shall go down to

the bottom item

[Dn]: Rolling down the slider

(When push the button

on the bottom position,

the slider shall go down

to the top item

Page 48

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1. Background = blanking

2. Recall white balance to

factory setting

3. Recall all the OSD setting to

the default. (include the

R/G/B in User Color)

4. Show the message OSD

position is at the center for

3 seconds.

5. Clean FIFO timing mode

buffer

6. Execute Auto Image Adjust

Note: Memory Recall should

not effect on Language, Power

Lock Settings or Input

Priority

Page 49

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5.1.2 OSD Lock short cuts function for the buttons

The OSD lock will be activated by pressing the front panel control buttons [1] +

[▲] for 10 seconds *1. If the user then tries to access the OSD by pressing any

of the buttons, a message will appear on the screen for 3 seconds showing

"OSD Locked" *2. The OSD lock will be deactivated by pressing the front panel

control buttons [1] + [▲] again for 10 seconds*3.

*1 The OSD Lock message as below,

Range = 0 to 10

*2 The OSD Locked message as below,

*3 The OSD Unlock message as below,

Range = 0 to 10

*4 When the OSD is locked will lock all functions, including “Volume”, “Mute”

and others.

*5 Status bar indicating OSD Lock or Unlock is in progress and when complete

will indicate “OSD Locked” or “OSD Unlocked” for 3 seconds as below,

OSD Locked

OSD Unlocked

Page 50

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*6 When OSD appears on screen, the OSD Lock/Unlock short cut key will be

disabled.

5.1.3 Power Lock short cuts function for the buttons

The Power lock will be activated by pressing the front panel control buttons [1] +

[▼] for 10 seconds *1. Locking the power button means that the user won't be able

to turn off the LCD while the power button is locked. If the user presses the power

button while it is locked, a message will appear on the screen for 3 seconds

showing "Power Button Locked"

. It also means that with the power button

locked, the LCD would automatically turn back "On" when power is restored after

a power failure. If the power button is not in the locked mode, then power should

return to it's previous state when power is restored after a power failure. The

Power lock will be deactivated by pressing the front panel control buttons [1] + [▼]

again for 10 seconds

*1 The Locking Power Button message as below,

Range = 0 to 10

*2 The Power Button Locked message as below,

*3 The Unlocking Power Button message as below,

Range = 0 to 10

*4 Status bar indicating Power Button Lock or Unlock is in progress and when

complete it will indicate “Power Button Locked” or “Button Unlocked” for 3

seconds as below,

Power Button Locked

Page 51

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Button Unlocked

*5 When OSD appears on screen, the OSD Lock/Unlock short cut key will be

disabled.

5.1.4 Input Signal Notice Actions

1. The Input Signal Notice OSD appears 1 second when power turns on or

change input signal.

2. The Input Signal Notice OSD position is on the right-top side of image.

3. The OSD message as below,

5.1.5 Resolution Notice Actions

1. Resolution Notice OSD should show on screen after changing to non-native

mode for 30 sec.

Page 52

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2. Key button definition:

[1]: Turn off the OSD message.

[2]: Turn off the OSD message and disable Resolution Notice function

3. The OSD should disappear after 10 sec or by pushing button [1] or [2]

4. After the OSD turns off, it will not show on again before next timing change,

input change or power off.

5. Resolution Notice function should be disabled when push button [2] under

Resolution Notice OSD

6. The “1920x1080” will be replaced by actual panel resolution.

5.1.6 0-Touch™ Function Actions

1. Execute Auto Image Adjust when new mode detected, and save the settings to

buffer for further use

2. It should be reset by Memory Recall function

(Should not reset by power off, power unplug and others)

5.1.7 OSD Auto Save

The OSD shall save new settings when it is turned off by the user or when it times

out. There shall not be a separate save

5.1.8 Out of range

While non-defined timing is detected, following OSD message will keeps showing

on,

Page 53

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1. If the timing is over spec (Fh, Fv or dot clock), the image shall be blanking, and

OSD background shall be non-transparent.

2. If the timing is inspect but not defined, the image shall be non-blanking.

5.1.9 No signal

While no signal is detected, the following OSD message shall shows on 3

seconds then go in to power saving.

OSD Background = Non-transparent

Image = Blanking

Page 54

5.2 BIOS /Firmware Update SOP

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VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

Step1: Prepare a PC and the target HDTV.

Step 2: Connect isp board by usb cable (from PC to isp board) and D-sub cable

(from isp board to monitor).

Step 3: Copy the .bin format file (for example, VX2739WM_252.bin) to a folder of

the computer from the CD.

Step 4: Double click the ISP Tool with the CD as the following icon to open the ISP

tool.

Step 5: The outline of isp tool.

Step 6: Click on the “Connect” icon. A pop menu will show up. Press the “OK”

button.

Page 55

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CONFIDENTIAL – DO NOT COPY

Step 7: Click on the “Read” icon. Press the “Read” button and select the .bin file

which is copied to the folder of the computer. Press the “open” button.

Page 56

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Step 8: Click on the “Auto” icon and press the “Run” button.

Step 9: Flash is running.

Page 57

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Step 10: Flash is finished.

5.3 Disassembly Procedure

Please follow the information provided in this section to perform the complete

disassembly procedure of the LCD panel. Be sure to use proper tools described

below.

LCD consists of various Parts. This chapter describes the procedures for the

complete parts disassembly. In addition, in between procedures, the detailed

disassembly procedure of individual parts will be provided for your service needs.

The disassembly procedure consists of the following steps:

1. Base Cover

2. LED Board

3. Front Cover

4. Keypad

5. PSU Board

6. Main Board

Page 58

7. Speakers

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Base & Cover

1. Remove 4 screws (M4*13L (X)) that fixing on the neck.

2. Push down the Base and remove it.

Page 59

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3. Remove the 1 screw to unplug the stand neck.

4. Remove the 4 screws to take off the Hinge.

Page 60

5. Then remove the screws.

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6. Take off the Rear Cover carefully.

Page 61

LED Board

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1. Take off the 4 tapes on the LVDS wire and Keypad wire.

2. Unplug the power wire and keypad wire.

3. Remove the 2 screws on the LED board.

Page 62

4. Unplug the LED board wire and take off the LED board.

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Front Cover

1. Take off the Shielding from the Panel.

2. Take off the Front Cover from the Panel.

Page 63

Keypad

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Take off the Keypad from the Front Cover.

PSU Board

1. Remove 4 screws on the Shielding.

Page 64

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2. Unplug the power cable from the PSU board.

3. Remove the 4 screws and take off the PSU board.

Page 65

MainBoard

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1. Remove 4 screws that fixing on the MainBoard.

3. Disconnect the LVDS and Keypad Cable from MainBoard and remove the

MainBoard.

Page 66

Speaker

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1. Remove the 4 screws of the Speaker.

2. Disconnect the Speaker cable on the shielding and remove the Speakers.

Page 67

ViewSonic Corporation

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VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

6. Troubleshooting Flow Chart

Can not boot

Check AC-power

whether is OK

Disassembles the system

Replacement the

AC Power

Supply

Equipment

to remove the PSU, and

supplies the power directly

The nondefective

Replace the PSU

and Test

Replacement MB and

Abnormal screen

1.Test after boot，the screen left bottom has the streaks

2. Purple screen after booting

3. White screen appears after booting

Page 68

4. White-black screen after booting

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5. Black screen after booting

Abnormal screen

Double check

abnormal system

Disassembles LCD

cover &check LVDS

cable at its place

Assembly

machine to test

FAIL

Test LVDS cable

PASS

Rearrange LVDS

cable & assembly

machine to test

PASS

FAIL

Replace PSU

&test

PASS

FAIL

Replace MB

The nondefective

&test

PASS

FAIL

Replace

PANE L &test

PASS

Page 69

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Abnormal sound

1. No sound

2. Abnormal sound;

3. TV mode with noise.

4. Intermittent sound

Page 70

Abnormal sound

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Reset abnormal

machine

Disassembles LCD

cover &check speaker

cable

Reassembly

machine to test

FAIL

Replace Speaker

PASS

cable and test

FAIL

PASS

The nondefective

PASS

FAIL

Replace

eaker&test

Replace MB

&test

Page 71

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CONFIDENTIAL – DO NOT COPY

Keypad Board does not work

OSD is unstable or not working

Is Key Pad Board

connecting normally?

Is Button Switch

normally?

Connect Key Pad Board

Replace Button Switch

Is Key Pad Board

Normally?

Check Main Board

Replace Key Pad Board

Page 72

After boot power light does not bright

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After boot power

light does not bright

Reset the abnormal

machine

FAIL

Disassemble the

LCD cover and

check the IR cable

PASS

Replace new IR

PASS

The nondefective

cable and test

FAIL

PASS

Replace IR

board and test

FAIL

PASS

Replace MB

and test

Page 73

7. Block Diagrams

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Page 74

8. Schematic Diagrams

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Page 75

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Page 76

ViewSonic Corporation

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Page 77

9. PCB Layout Diagrams

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Page 78

10. Exploded Diagram and Exploded Parts List

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VX2739wm-CN

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Page 79

(B)

(F)

(X)

(W)

(X)

EXPLODED PARTS LIST (VX2739wm-1/VX2739wm-CN)

ViewSonic Corporation

VX2739wm-1

VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

ViewSonic Model Number: VS12843 Rev: 1a

Item ViewSonic P/N Ref. P/N Description Q'ty

HW-00009268

HW-00009267

PL-00008859

C-00010201

M-00008598

HW-00009272

HW-00009269

HW-00009270

HW-00009271

HW-00009275

HW-00009273

PL-00008860

C-00010202

CB-00009417

13EB-1CQ0201 EB1C VX2739 FRONT COVER 1 13EB-1CQ0501 EB1C VX2739 POWER KEY DECOR 1 13EB-1CQ0301 EB1C VX2739 POWER KEY 1 13EB-1CB0301 EB1C VX2739 SHIELDING ASSY 1 13EB-1CN0101 EB1C VX2739 HINGE 1 13EB-1CQ0101 EB1C VX2739 FUNCTION KEY 1 13EB-1CQ0601 EB1C VX2739 STAND NECK 7 13EB-1CB0201 EB1C VX2739 REAR COVER ASSY 4 13EB-1CQ0401 EB1C VX2739 STAND BASE 4 13EB-03U0301 B05 RUBBER FOOT D=20.6 10 131C-000R000 SCREW M4*10 131A-004U000 SCREW M4*8L 131A-007U000 SCREW M3*6.0 131A-00JG000 SCREW M3*4+6L 131A-007G000 SCREW M4*6L 1302-00EW000 STAND OFF #4-40*7+5 W-NI 1 131C-006C000 SCREW M3*8L 13EB-1BU0101 EB1B VX2439 HAND SCREW M4-13L 1 13EB-1BQ0801 EB1B VX2739 STAND RING 1 13EB-1CN0301 EB1C/VX2739/LOGO PLATE 1 13EB-1CB0401 EB1C/VX2739/STAND NECK ASSY 1 13EB-1CB0501 EB1C/VX2739/STAND BASE ASSY 1 1414-03LN000 W.H CABLE 10P TO 10P,L:200mm 1 1414-03KT000 W.H CABLE 8P TO 4P TO 4P A 1 1412-00VH000 FFC CABLE 30P,P:1.0mm,L:220mm 04A4-00JE000 SPEAKER 2W 300/600MM VX2739 A 1 1414-03KR000 W.H CABLE 5P TO 5P,L:800mm A 1 1414-03KS000 W.H CABLE 4P TO 4P,L:850mm A 2 1414-03L8000 W.H CABLE 2P TO 2P,L:120mm A 1

B-ZN #2 4

B-ZN #2 1

W-NI #2 4

W-NI 1

Page 80

Item ViewSonic P/N Ref. P/N Description Q'ty

1 P-00010256

1505-016Q000 EPS CUSHION VX2739WM (TL) 1

2 P-00010257

1505-016P000 EPS CUSHION VX2739WM (TR) 1

3 P-00010258

1505-016S000 EPS CUSHION VX2739WM (BL) 1

4 P-00010259

1505-016R000 EPS CUSHION VX2739WM (BR) 1

5 NA

1516-00VM000 PE BAG STAND VX2739WM

10 NA

1522-01M0000 FLYER SERVICE ML VX2439WM R1.0 1

11 NA

1522-01M4000 BASE INSTALLATION ENG VX2439WM 1

13 NA

1516-00VN000 PET COVER VX2739WM 1

16 NA

1517-000Q000 ZIP BAG FOR VIEWSONIC 1

17 NA

1506-0C1Q000 INSTALATION QUIDE ENG VX2439WM 1

18 DC-00010334

1509-02GW000 CD ML VX2739WM 1

21 CB-00009408

1417-003E000 AUDIO CBL 3.5 STEREO PLUG BOTH 1

22 A-00008737

1411-00EX000 AC POWER CORD UL/CSA/3P/3C 1

23 CB-00009409

1401-00DB000 VGA CABLE HDB(M) TO HDB(M) 15P 1

24 CB-00009410

1401-00DE000 DVI(M) TO DVI(M) 18+1P L:1.8M 1

25 CB-00009411

1401-00DC000 USB CABLE A/M TO B/M L:1.8M 1

26 P-00010261

1524-02KH000 PAPER CUSHION VX2739 1

27 DC-00010333

1506-0CYT000 QSG ML VX2739WM VSI/VSE/VSA 1

29 P-00010255

1503-02G8000 CARTON VX2739WM 1

30 NA

1516-011B000 EPE BAG VX2739WM 1

31 P-00010260

1524-02FT000 CABLE CUSHION VX2439WM 1

PACKING PART LIST (VX2439wm-1/VX2439wm-CN)

ViewSonic Model Number: VS12841

Rev: 1a

ViewSonic Corporation

VX2739wm-1

VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

OR PLAYPENS. THIS BAG IS NOT A TOY.

DO NOT USE IN CRIBS, BEDS, CARRIAGES, KEEP AWAY FROM BABIES AND CHILDREN.

TO AVOID DANGER OF SUFFOCATION.

Page 81

11. Recommended Spare Parts List

Rev: 1a

Serial No. Prefix: RKD (VX2739wm-1) / RRG (VX2739wm-CN)

Item Category Part Name Description ECR/ECN ViewSonic P/N Ref. P/N Ref. NO Compatibility Location Universal number# Remark

1 Power Cord AC POWER CORD UL/CSA/3P/3C

A-00008737

1411-00EX000 Main Source

2 Audio Cable AUDIO CBL 3.5 STEREO PLUG BOTH

CB-00009408

1417-003E000 Main Source

3 Signal Cable VGA CABLE HDB(M) TO HDB(M) 15P

CB-00009409

1401-00DB000 Main Source

4 Signal Cable DVI(M) TO DVI(M) 18+1P L:1.8M

CB-00009410

1401-00DE000 Main Source

5 USB Cable USB CABLE A/M TO B/M L:1.8M

CB-00009411

1401-00DC000 Main Source

6 Main Board VX2739WM/MAIN BD./VIEWSONIC

B-00010281

69EB3HM10A01P Main Source

7 Power Board POWER SUPPLY 68W(LIPS)

B-00010282

04A5-009F000 Main Source

8 Key Pad

VX2439WM/KEYPAD BD./VIEWSONIC

B-00010283

69EB3GK10A01P Main Source

9 USB Board VX2739WM/USB BD/VIEWSONIC

B-00010284

69EB3HJ10A01P Main Source

10 LED Board VX2439WM/LED BD./VIEWSONIC

B-00010285

69EB3GE10A01P Main Source

11 IO Board VX2739WM/EU/IO BD./VIEWSONIC

B-00010286

69EB3HB10A01P Main Source

12 Front Bezel EB1C/VX2739/FRONT COVER ASSY

C-00010200

13EB-1CB0101 Main Source

13 Back Cover EB1C/VX2739/REAR COVER ASSY

C-00010201

13EB-1CB0201 Main Source

14 Base Assembly EB1C/VX2739/STAND BASE ASSY

C-00010202

13EB-1CB0501 Main Source

15 Flat Cable FFC CABLE 30P,P:1.0mm,L:195mm

CB-00009412

1412-00VH000 Main Source

16 Cable W.H CABLE 8P TO 4P TO 4P

CB-00009413

1414-03KT000 Main Source

17 Cable W.H CABLE 5P TO 5P,L:800mm

CB-00009414

1414-03KR000 Main Source

18 Cable W.H CABLE 4P TO 4P,L:770mm

CB-00009415

1414-03KS000 Main Source

19 Cable W.H CABLE 2P TO 2P,L:100mm

CB-00009416

1414-03L8000 Main Source

20 Cable W.H CABLE 10P TO 10P,L:180mm

CB-00009417

1414-03LN000 Main Source

21 Qucik Start Guide (QSG) QSG ML VX2739WM VSI/VSE/VSA

DC-00010333

1506-0CYT000 Main Source

22 User's Guide (CD ROM) CD ML VX2739WM

DC-00010334

1509-02GW000 Main Source

23 Label / Sticker UPC LABEL VX2739WM R1.0

DC-00010335

1510-0E9P000 Main Source

24 Label / Sticker SERIAL LABEL VIEWSONIC

DC-00010336

1510-0E9N000 Main Source

25 Label / Sticker RATING LABEL VX2739WM

DC-00010337

1510-0GYM000 Main Source

26 Label / Sticker POP STICKER VX2739WM

DC-00010338

1510-0EPM000 Main Source

27 Panel LCD TFT 27.0' FULL HD

E-00010096

1823-00SL000 Main Source

28 Speaker SPEAKER 2W 300/600MM VX2739

E-00010097

04A4-00JE000 Main Source

29 Hinge EB1C VX2739 HINGE

HW-00009267

13EB-1CN0101 Main Source

30 Shielding Cover EB1C/VX2739/SHIELDING ASSY

HW-00009268

13EB-1CB0301 Main Source

31 Screw SCREW M3*6.0 (X) W-NI #2

HW-00009269

131A-007U000 Main Source

32 Screw SCREW M3*4+6L (X) W-NI #2

HW-00009270

131A-00JG000 Main Source

33 Screw SCREW M4*6L (W) W-NI

HW-00009271

131A-007G000 Main Source

34 Screw SCREW M4*10(B) B-ZN #2

HW-00009272

131C-000R000 Main Source

35 Screw SCREW M3*8L (X) W-NI

HW-00009273

131C-006C000 Main Source

36 Screw EB1C SCREW M4*10L (F) B-ZN #2

HW-00009274

13EB-1CU0101 Main Source

37 Screw STAND OFF #4-40*7+5 W-NI

HW-00009275

1302-00EW000 Main Source

Miscellaneous: [Switch,

Rubber Foot B05 RUBBER FOOT D=20.6 M-00008598 13EB-03U0301 Main Source

39 Carton CARTON VX2739WM P-00010255 1503-02G8000 Main Source

40 Cushion EPS CUSHION VX2739WM (TL) P-00010256 1505-016Q000 Main Source

41 Cushion EPS CUSHION VX2739WM (TR) P-00010257 1505-016P000 Main Source

42 Cushion EPS CUSHION VX2739WM (BL) P-00010258 1505-016S000 Main Source

43 Cushion EPS CUSHION VX2739WM (BR) P-00010259 1505-016R000 Main Source

44 Cushion CABLE CUSHION VX2439WM P-00010260 1524-02FT000 Main Source

45 Cushion PAPER CUSHION VX2739 P-00010261 1524-02KH000 Main Source

46 Cushion PAPER CUSHION VG2739WM P-00010262 1524-02DS000 Main Source

47 Button EB1C VX2739 FUNCTION KEY

PL-00008859

13EB-1CQ0101 Main Source

48 Pedestal EB1C/VX2739/STAND NECK ASSY

PL-00008860

13EB-1CB0401 Main Source

Remark 1:

Remark 2:

Notice:

5. Parts relationship (Main/Second source or 1/2/3/4) should be added in the "Compatibility" column

Plastics: [Pedestal,

stand/neck, Plate,

[LCD Panel, Speaker,

6. If any part for certain product isn't listed in the form, supplier/PE can add it themselves and keep the part name unified.

All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. This is to eliminate repeated

1. For some special parts, some photos for identification purpose may be asked by request

3. All internal cables/wires should be put in the "Cables" category

4. All external cables should be put in the "Accessories" category

Assembly]

RECOMMENDED SPARE PARTS LIST (VX2739wm-1/VX2739wm-CN)

PC Board Assembly:

ViewSonic Corporation

VX2739wm-1

VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

ViewSonic Model Number: VS12843

Accessories: [Adapter,

Battery, Remote Controller, Power Cord, External Cables, Mouse,

[All boards or PCBA]

Cabinets: [Front Bezel,

All Covers, Base/Stand

Cables: [All internal

Cables/wires]

Documentation: [Quick

Start Guide, CD Rom, Label/Sticker]

Electronic Components:

Hardware: [Screw,

Bracket, Hinge]

Packing Material:

[Carton, Box, Foam, Bags]

Above listed items are examples, supplier can expand the rows to add more necessary items.

2. For all internal cables, there must be some wordings on the "Description" column about where the cable is used (connecting to which two parts)

Page 82

(

)

(X)

(W)

(B)

(X)

(F)

(TL)

(TR)

(BL)

BOM LIST (VX2739wm-1/VX2739wm-CN)

ViewSonic Corporation

VX2739wm-1

VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

ViewSonic Model Number: VS12843 Rev: 1a

Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty Unit

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 C-00010200 16 17 18 19 20 C-00010201 21 22 23 PL-00008859 24 HW-00009268 25 26 27 HW-00009267 28 PL-00008860 29 30 31 HW-00009269 32 HW-00009270 33 HW-00009271 34 HW-00009272 35 HW-00009275 36 37 HW-00009273 38 C-00010202 39 40 M-00008598 41 42 HW-00009274 43 44 45 46 47 48 49 P-00010256 50 P-00010257 51 P-00010258 52 53 DC-00010335

A A A A A A A A A A A A A A

A A A A

A A

A A A A A A

69EB3GE10A01P VX2439WM/LED BD./VIEWSONIC 1 69EB3HB10A01P VX2739WM/EU/IO BD./VIEWSONIC 1 69EB3HM10A01P VX2739WM/MAIN BD./VIEWSONIC 1 69EB3HJ10A01P VX2739WM/USB BD/VIEWSONIC 1 69EB3GK10A01P VX2439WM/KEYPAD BD./VIEWSONIC 1 1414-03KT000 W.H CABLE 8P TO 4P TO 4P 1 1414-03KR000 W.H CABLE 5P TO 5P,L:800mm 1 1414-03KS000 W.H CABLE 4P TO 4P,L:770mm 2 1414-03L8000 W.H CABLE 2P TO 2P,L:100mm 1 04A5-009F000 POWER SUPPLY 68W 1414-03LN000 W.H CABLE 10P TO 10P,L:180mm 1 1412-00VH000 FFC CABLE 30P,P:1.0mm,L:195mm 1 04A4-00JE000 SPEAKER 2W 300/600MM VX2739 1 1823-00SL000 LCD TFT 27.0' FULL HD 1 13EB-1CB0101 EB1C/VX2739/FRONT COVER ASSY 1 13EB-1CQ0201 EB1C VX2739 FRONT COVER 1 13EB-1CN0301 EB1C/VX2739/LOGO PLATE 1 13EB-1CQ0501 EB1C VX2739 POWER KEY DECOR 1 13EB-1CQ0301 EB1C VX2739 POWER KEY 1 13EB-1CB0201 EB1C/VX2739/REAR COVER ASSY 1 13EB-1CQ0701 EB1C VX2739 REAR COVER 1 13EB-1BN0201 EB1B VX2439 KENSINGTON LOCK 1 13EB-1CQ0101 EB1C VX2739 FUNCTION KEY 1 13EB-1CB0301 EB1C/VX2739/SHIELDING ASSY 1 13EB-1CN0401 EB1C VX2739 SHIELDING 1 13EB-1CN0201 EB1C/VX2739/HINGE BKT 1 13EB-1CN0101 EB1C VX2739 HINGE 1 13EB-1CB0401 EB1C/VX2739/STAND NECK ASSY 1 13EB-1CQ0601 EB1C VX2739 STAND NECK 1 13EB-1CQ0801 EB1C VX2739 NECK RING 1 131A-007U000 SCREW M3*6.0 131A-00JG000 SCREW M3*4+6L 131A-007G000 SCREW M4*6L 131C-000R000 SCREW M4*10 1302-00EW000 STAND OFF #4-40*7+5 W-N 13EB-0DU0A01 TAPE 8 131C-006C000 SCREW M3*8L 13EB-1CB0501 EB1C/VX2739/STAND BASE ASSY 1 13EB-1CQ0401 EB1C VX2739 STAND BASE 1 13EB-03U0301 B05 RUBBER FOOT D=20.6 7 13EB-1BU0101 EB1B VX2439 HAND SCREW M4-13L 1 13EB-1CU0101 EB1C SCREW M4*10L 13EB-0LU0301 EB0L GASKET W10*H2*L44 1 13EB-09U0E01 EB09 EU AL TPAE 30x60MM 2 13EB-09U0101 EB09 TAPE30*30MM/HANNSATR 25 5 13EB-13N0401 EB13 32 GROUNDING SPRING 28MM 1 13N0-00U0I01 A2K-7J GASKET TAPE FOR VGA BRK 2 13EB-1CU0201 EB1C VX2739GASKT L175*W12*H1.0 4 1505-016Q000 EPS CUSHION VX2739WM 1505-016P000 EPS CUSHION VX2739WM 1505-016S000 EPS CUSHION VX2739WM 1516-00VM000 PE BAG STAND VX2739WM 1 1510-0E9P000 UPC LABEL VX2739WM R1.0 1

LIPS

W-NI #2 10

W-NI #2 4

W-NI 1

B-ZN #2 4

W-NI 4

B-ZN #2 4

1 1 1

Page 83

Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty Unit

(BR)

(M)

ViewSonic Corporation

VX2739wm-1

VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

54 DC-00010336 55 56 DC-00010338 57 58 59 60 61 62 P-00010262 63 P-00010259 64 65 66 DC-00010334 67 68 69 CB-00009408 70 A-00008737 71 CB-00009409 72 CB-00009410 73 CB-00009411 74 P-00010261 75 DC-00010333 76 DC-00010337 77 P-00010255 78 79 P-00010260

A A A A A

A A

1510-0E9N000 SERIAL LABEL VIEWSONIC 1 1510-0E9K000 HI-POT PASS LABEL VX2439WM 1 1510-0EPM000 POP STICKER VX2739WM 1 1537-0016000 PALLET /US 1 1522-01M0000 FLYER SERVICE ML VX2439WM R1.0 1 1522-01M4000 BASE INSTALLATION ENG 1 1524-00L9000 LAYER PAD FOR TM722G 1 1516-00VN000 PET COVER VX2739WM 1 1524-02DS000 PAPER CUSHION VG2739WM 1 1505-016R000 EPS CUSHION VX2739WM 1517-000Q000 ZIP BAG FOR VIEWSONIC 1 1506-0C1Q000 INSTALATION QUIDE EN 1509-02GW000 CD ML VX2739WM 1 1534-005C000 CORNER PAD FOR P5M2-M-C XBN S 1 1524-00V5000 CORNER PAD FOR INFINITY 1 1417-003E000 AUDIO CBL 3.5 STEREO PLUG BOTH 1 1411-00EX000 AC POWER CORD UL/CSA/3P/3C 1 1401-00DB000 VGA CABLE HDB 1401-00DE000 DVI 1401-00DC000 USB CABLE A/M TO B/M L:1.8M 1 1524-02KH000 PAPER CUSHION VX2739 1 1506-0CYT000 QSG ML VX2739WM VSI/VSE/VSA 1 1510-0GYM000 RATING LABEL VX2739WM 1 1503-02G8000 CARTON VX2739WM 1 1516-011B000 EPE BAG VX2739WM 1 1524-02FT000 CABLE CUSHION VX2439WM 1

TO DVI(M) 18+1P L:1.8M 1

TO HDB(M) 15P 1

Page 84

* Reader’s Response*

ViewSonic Corporation

VX2739wm-1

VX2739wm-CN

CONFIDENTIAL – DO NOT COPY

Dear Readers:

Thank you in advance for your feedback on our Service Manual, which allows continuous improvement

of our products. We would appreciate your completion of the Assessment Matrix below, for return to

ViewSonic Corporation.

Assessment

A. What do you think about the content of this Service Manual?

Unit Excellent Good Fair Bad

1. Precautions and Safety Notices

2. Specification

3. Front Panel Function Control Description

4. Circuit Description

5. Adjustment Procedure

6. Troubleshooting Flow Chart

7. Block Diagrams

8. Schematic Diagrams

9.PCB Layout Diagrams

10. Exploded Diagram and Exploded Parts List

11. Recommended Spare Parts List

B. Are you satisfied with this Service Manual?

Item Excellent Good Fair Bad

1. Service Manual Content

2. Service Manual Layout

3. The form and listing

C. Do you have any other opinions or suggestions regarding this service manual?

Name:

Reader’s basic dada:

Title: Company: Add: Tel:

Fax:

E-mail:

After completing this form, please return it to ViewSonic Quality Assurance in the USA at facsimile 1-909-839-7943. You may also e-mail any suggestions to the Director, Quality Systems & Processes (marc.maupin@viewsonic.com)

ViewSonic VX2739wm-1, VX2739WM-CN, VS12843 Schematic

Specifications and Main Features

Frequently Asked Questions

User Manual

1. Precautions and Safety Notices

2. Product Specification

3. Front Panel Function Control Description

4. Circuit Description

5. Adjusting Procedure

6. Troubleshooting Flow Chart

7. Block Diagrams

8. Schematic Diagrams

9. PCB Layout Diagrams

10. Exploded Diagram and Exploded Parts List

11. Recommended Spare Parts List