Asus MW221U/201U User manual

LCD Monitor Service Guide

for

L2 (Module) Repair

Model: MW221U/201U

V1.0

RESTRICTIONS ON USE OF MATERIALS

This manual is only for ASUS authorized service centers to repair ASUS

LCD product. The documents are provided as is and no copy, reproduction

or transfer shall be made without first acquiring prior written approval from

Release Version List

Version Issue Date Remarks

V1.0 2006.09.05 First Release

Index

I. MW201 LCD Monitor Overview ................................................................1

II. Product Specification ................................................................................2

III. MMI...........................................................................................................3

Front side..................................................................................................3

Back side ..................................................................................................5

IV. Menu & Operating Mode...........................................................................6

V. Disassembly & Assembly..........................................................................7

1. Precaution .........................................................................................7

2. Suggest Tools ....................................................................................8

3. Disassembly Procedure.....................................................................9

3.1 Stand Subsystem................................................................................10

3.2 Board Subsystem ...............................................................................11

3.3 Panel Subsystem................................................................................16

3.4 Bezel Subsystem................................................................................18

4. Assemble Procedure .......................................................................20

4.1 Bezel Subsystem................................................................................21

4.2Panel Subsystem ................................................................................23

4.3Board Subsystem................................................................................25

4.4Stand Subsystem ................................................................................30

9. HW Block Diagram .................................................................................31

I. MW221/201 LCD Monitor Overview

Main product features include：

z16:10 wide display format

z1680*1050 WSXGA+ High Resolution

zTrace-Free Technology provide 2ms(GTG) Response Time

z330nits Brightness with 800:1 Contrast Ratio(MW221U)

z170/160 Degree Wide Viewing Angle

zSPLENDIDTM Video Intelligence Technology

zHDCP function for digital signals with DVI input

z5 Video Preset Modes (hotkey) & 3 Skin-tones

zDual Signal Input (DVI-D and D-Sub)

zDVI cable/D-Sub cable provided

zBuilt-in Stereo Speakers with Earphone Output

zSophisticated Aluminum plate to dress monitor outlook

zShining high-tech feeling key button

zCable cover for great outlook no matter which position

zVESA Wall Mounting compatible

II. Product Specification

Technical Specification MW221 MW201

Panel Size 22’’ Wide 20.1’’ Wide

Response Time 2ms(Gray to Gray)

Brightness (Max.) 300cd/m2

Contrast Ratio (Max.) 700:1

Viewing Angle (H/V) 170/160 170/150

Max. Resolution WSXGA+1680x1050

Pixel Pitch 0.282mm 0.258mm

Panel

Display Color 16.2M

Splendid (Video Intelligence) Yes

Analog 15-Pin D-Sub

Digital 24-Pin DVI-D

Inputs

PC Audio Line-in 3.5mm mini jack

Speaker 1W x 2 Stereo, RMS

Output Earphone 3.5mm mini jack

Tile +20~-5

Wall Mounting (VESA) Yes(100mm)

Color Black

Security Kensington lock Yes

Power Supply AC: 100~240V

Power on mode <65W

Power

Standy by mode <2W

Net (WxHxD) 514x401x228 mm 476x378x228 mm

Dimension Packing (WxHxD) 610x510x220 mm 566x465x203 mm

Net 6.1kg 5.7kg

Weight Gross 8.1kg 7.1kg

Accessory DVI,D-sub cable, Audio cable, Power

cord, Quick Start Guide,User manual

Regulation Approval

Energy Star 2006, UL/cUL, CB, CE,

FCC, CCC, BSMI, Gost-R, C-Tick,

MIC,WHQL

III.MMI

Front side

1. Headphone port This port connects a headphone with a stereo

mini-plug (3.5mm).

zThe headphone port is under the icon

zThe headphone is purchased separately,

2. SPLENDID Button:

zUse this hotkey to switch from five video preset modes (Game Mode,

Night View Mode, Scenery Mode, Standard Mode, and Theater Mode)

with SPLENDID™ Video Enhancement Technology.

zExit the OSD menu or go back to the previous menu as the OSD menu

is active.

zAutomatically adjust the image to its optimized position, clock, and

phase by pressing this button for 2-4 seconds.

3. ◄−Button:

zPress this button to decrease the value of the function selected or

move left/up to the previous function.

zThis is also a hotkey for Volume adjustment.

4. MENU Button:

zPress this button to enter/select the icon (function) highlighted while

the OSD is activated.

5.+►Button:

zPress this button to increase the value of the function selected or move

right/down to the next function.

zThis is also a hotkey for Brightness adjustment.

6. Power button/power indicator

zPress this button to turn the monitor on/off

zThe color definition of the power indicator is as the below table.

LED Status Description

Blue Power ON

Amber Standby mode

OFF Power OFF

Back side

Rear Connectors (From left to right)

1. PWR port. This port connects the power connector from the bundled

power cord.

2. Audio-in port. This port connects PC audio source by the bundled audio

cable.

3. DVI port. This 24-pin port is for PC (Personal Computer) DVI-D digital

signal connection.

4. VGA port. This 15-pin port is for PC VGA connection.

Rear

Connectors

IV. Menu & Operating Mode

Splendid Image Color

(1) Scenery Mode

(2) Standard Mode

(3) Theater Mode

(4) Game Mode

(5) Night View Mode

(1) Brightness

(2) Contrast

(3) Sharpness

(4) Saturation

(5) Position (For VGA only)

(6) Focus (For VGA only)

(1) Color Temp.

(2)Skin Tone

Input Select System Setup

(1) <VGA>

(2) <DVI>

(1) Volume

(2) OSD Setup

(3) Language

(4) Information

(5) Reset

Supported Operating Mode

Standard Vertical

Frequency

Pixel

Frequency Resolution Horizontal

Frequency

DOS 70Hz 28.32MHz 720 x 400 31.47KHz

60Hz 25.18MHz 640 x 480 31.47KHz

72Hz 31.50MHz 640 x 480 37.90KHz

VGA

75Hz 31.50MHz 640 x 480 37.50KHz

56Hz 36.00MHz 800 x 600 35.16KHz

60Hz 40.00MHz 800 x 600 37.90KHz

72Hz 50.00MHz 800 x 600 48.10KHz

SVGA

75Hz 49.50MHz 800 x 600 46.90KHz

60Hz 65.00MHz 1024 x 768 48.40KHz

70Hz 75.00MHz 1024 x 768 56.50KHz

XGA

75Hz 78.75MHz 1024 x 768 60.02KHz

60Hz 108.00MHz 1280x1024 64.00KHzSXGA

75Hz 135.00MHz 1280x1024 80.00KHz

VESA 75Hz 108.00MHz 1152 x 864 67.50KHz

VESA 60Hz 106.00MHz 1440 x 900 55.94KHz

VESA

(Primary)

60Hz 146.25MHz 1680x1050 65.29KHz

V. Disassembly & Assembly

1. Precaution

Please read the precautions as follows to prevent any damages to the LCD

Monitor and also select the appropriate tools for disassembly and re-assembly.

Make sure all power connection is removed. Be sure that the LCD Monitor

is in power off status.

Prepare soft cloth and sponge as working platform to place LCD monitor

horizontally.

Hold LCD by the side carefully and DON’T touch or press panel directly.

Remove all rings, watches and any other metal objects from your hands

which possible to cause scratch.

Always wear a ground strap or anti-static glove to protect the parts from

static discharge. ESD (electro-static discharge) protection is required to

guarantee the safety of product and personnel.

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