Acer V203W manual Panel Power Circuit, Ok Ng

Page 33

3. Panel Power Circuit

White screen

Measure Q705 base is high level?

OK

Check CN101 is solder and Q704,Q705 is OK?

NG

X401 oscillate waveform is normal

OK NG

Check reset circuit of

U401 is normal

Replace X401

Check Correspondent

NG

 

component.

 

 

 

OK

Replace PANEL

NG

Check Correspondent

 

component.

OK

Replace U401

33

Image 33
Contents Acer V203W Service Guide TA7ANCD8W7AYNN Service Guide Version and RevisionDisclaimer CopyrightTrademarks ConventionsPreface Special Notes On LCD Monitors PrecautionsTable Of Contents Introduction Chart of V203WScope DescriptionElectrical Requirements Standard Test ConditionsMeasurement systems TTL LCD Monitor General SpecificationGeneral Specifications Functional Block Diagram LCD Panel SpecificationTFT LCD Module-Power Specification Backlight Unit Electrical CharacteristicsOptical Specifications Horizontal Vertical Support TimingMonitor Block Diagram Main Board Diagram Software Flow Chart Remark Main Board Layout Symbol DescriptionInstallation Attaching/Removing the Base AttachingRemoving Front panel controls External ControlsEColor Management OSD How to Adjust a Setting Adjusting the picture Page Outline Description For OSD Message OSD MessageLogo Using The Right Power CordDisassembly Procedure Page Page Okng No PowerNo Picture LED is orange OK NG Panel Power CircuitKey Board Power Board No power LED No Backlight Connector Information Chapter Exploded Diagram Model V203WPicture Description Part ListPower Board Main Board To CN403 Main BoardLvds NT68625HMFG Pwrkey Power board Page Key board

V203W specifications

The Acer V203W is a versatile and budget-friendly monitor that appeals to both casual users and professionals seeking an efficient display solution. With a screen size of 20 inches and a wide aspect ratio of 16:10, the V203W offers a spacious viewing area ideal for multitasking and everyday tasks such as document editing and web browsing.

One of the standout features of the Acer V203W is its native resolution of 1680 x 1050 pixels, which provides a clear and crisp image quality. This resolution strikes a balance between clarity and performance, allowing users to enjoy sharp text and vibrant graphics without taxing their computer’s graphics capabilities. Additionally, the monitor employs a brightness level of 250 nits, ensuring that images and colors are visible even in well-lit environments.

The V203W incorporates Acer’s advanced display technologies, including a fast 5ms response time. This quick response rate reduces motion blur and ghosting during fast-paced activities, making it a good choice for gaming and video playback, even though it is not marketed specifically as a gaming monitor. The monitor also features a dynamic contrast ratio of 10000:1, which enhances the depth of colors and provides a more engaging viewing experience.

Ergonomically, the Acer V203W is designed for user comfort with its tilt feature, allowing users to adjust the angle of the screen for optimal viewing. This is particularly beneficial during long working hours, as it reduces neck strain. Additionally, it includes a variety of connectivity options such as VGA and DVI ports, making it compatible with a wide range of devices, including PCs and laptops.

The energy-efficient design of the Acer V203W is another noteworthy characteristic, as it consumes low power while still delivering impressive performance. This eco-friendliness not only contributes to lower electricity bills but also promotes sustainable practices in the use of technology.

Overall, the Acer V203W is a reliable monitor that combines essential features, quality technologies, and thoughtful design. With its affordability and decent performance, it is a solid choice for users looking for a practical display solution without breaking the bank. Whether for home or office use, the V203W remains a commendable option in the competitive monitor market.