Acer

 

 

 

Acer –LCD-D240H

 

 

 

 

 

 

 

 

Item

Condition

Spec

 

 

 

 

Electrostatic

 

Contact discharge: 4KV

 

 

 

IEC61000-4-2(EN55024)

Contact discharge: 8KV

 

 

 

 

 

Discharge

Air discharge

: 8KV

 

 

 

 

 

 

 

 

 

Air discharge

: 15KV

 

Reliability

Items

Condition

Spec

Note

 

 

 

 

MTBF

T=25

>50,000 Hours

 

 

 

 

 

CCFL Life time

Luminance

50,000 Hours(Typ)

Note1

becomes 50%

 

 

 

 

 

 

 

Note1. Display an all WHITE field at mid Brightness and Contrast settings.

3.Electrical and Optical Characteristics and Performance

3.1Main Power Supply

3.1.1Input characteristics

 

Items

Condition

Spec

Note

 

 

 

 

 

 

 

 

AC Input Voltage range

Universal input full range

90~264Vac

 

 

 

AC Input Voltage rating

Universal input full range

100~240Vac

 

 

 

 

 

 

 

 

 

AC input frequency range

90~264Vac

47~63Hz

 

 

 

 

 

 

 

 

 

AC input frequency rating

100~240Vac

50~60Hz

 

 

 

 

 

 

 

 

 

AC Input Current

100Vac

2.0A(max)

 

 

 

 

 

 

 

 

 

 

240Vac

0.8A(max)

 

 

 

 

 

 

 

 

 

Inrush Current

115Vac,cold star,25°C

35A (max)

See Note2

 

 

 

 

 

 

 

 

 

230Vac,cold star,25°C

70A(max)

 

 

 

 

 

 

 

 

 

AC-DC power Efficiency

DC output full loading

≥79%

 

 

Note2. Before each test, the buck capacitor need to be discharged.

Before each test, it must be 10 minutes at least after the latest test.

Hot star not component be damaged.

3.1.2 Output characteristics

Items

Condition

Spec

Note

Ripple and Noise

+25V output

<800mv

With system See note 3

 

+5V output

 

<500mv

 

 

USB +5V output:

<150mv

 

 

Audio +5V output:

<500mv

 

 

+25V output

<480mv

With dummy Load

 

 

 

 

 

 

+5V output

 

<100mv

 

 

USB +5V output:

<100mv

 

 

Audio +5V output:

<100mv

 

 

25V loading:0.3A~1.4A

Vcc25V:23.2V~28V

For system active

 

 

 

5V loading:0.75A~1.5A

Vcc5V: 4.75V~5.25V

 

DC Output Voltage

Audio 5V:

0A~1.2A

Audio 5V: 4.95V~5.45V

 

USB 5V:

0A~1.5A

USB 5V: 4.75V~5.25V

 

 

 

 

 

 

 

 

25v loading:0.1A~1.5A

Vcc25V: 23.2V~30V

For power saving or DC

 

5V loading: 0A

Vcc5V: 4.75V~5.25V

off

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Acer D240H service manual Reliability, Output characteristics Items Condition Spec

D240H specifications

The Acer D240H is a remarkable monitor that embodies modern technology and design, appealing to both casual users and professionals alike. Boasting a sleek and minimalist aesthetic, the D240H features an ultra-slim profile, making it a stylish addition to any workspace or home setup. One of the standout aspects of this monitor is its vibrant 24-inch Full HD display, delivering crisp and clear visuals with a resolution of 1920 x 1080 pixels. This level of clarity is perfect for tasks ranging from everyday office work to gaming and multimedia consumption.

The monitor incorporates IPS technology, which provides broader viewing angles and enhanced color reproduction. With an impressive 178-degree viewing angle, users can enjoy consistent color and picture quality from virtually any position. This feature is particularly beneficial for collaborative environments where multiple viewers need to see the screen simultaneously.

Additionally, the Acer D240H is designed with the user’s comfort in mind. The monitor incorporates Acer's EyeProtect technology, which reduces eye strain during extended use. This includes features such as Flicker-less technology to eliminate flickering on the display and Blue Light Filter to minimize harmful blue light emissions. These enhancements allow users to work or play for longer periods without discomfort.

In terms of connectivity, the D240H is versatile, featuring HDMI and VGA ports, making it compatible with a wide range of devices, from laptops to gaming consoles. The inclusion of these ports ensures that users can easily connect and switch between different devices.

Another notable characteristic of the Acer D240H is its energy efficiency. It is designed to consume less power without compromising performance, which not only reduces energy costs but also contributes to a greener environment. Furthermore, it meets various environmental standards, making it an eco-friendly choice.

In conclusion, the Acer D240H is a feature-rich monitor that combines superior display technology, user comfort, and energy efficiency. Whether for work or leisure, it delivers a visually appealing experience that meets the needs of various users, making it a smart choice in today’s competitive monitor market.