Glossary

communication to/from the host. Hub specific status and control commands permit the host to configure a hub and to monitor and control its ports.

Device

A logical or physical entity that performs a function. The actual entity described depends on the context of the reference. At the lowest level, device may refer to a single hardware component, as in a memory device. At a higher level, it may refer to a collection of hardware components that perform a particular function, such as a Universal Serial Bus interface device. At an even higher level, device may refer to the function performed by an entity attached to the Universal Serial Bus; for example, a data/FAX modem device. Devices may be physical, electrical, addressable, and logical.

Downstream

The direction of data flow from the host or away from the host. A downstream port is the port on a hub electrically farthest from the host that generates downstream data traffic from the hub. Downstream ports receive upstream data traffic.

Upstream

The direction of data flow towards the host. An upstream port is the port on a device electrically closest to the host that generates upstream data traffic from the hub. Upstream ports receive downstream data traffic.

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Philips 230w5 user manual Device
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230w5 specifications

The Philips 230W5 is a standout monitor that embodies the blend of cutting-edge technology and elegant design, making it a compelling choice for both professional and personal use. Known for its superior display quality and ergonomic features, this monitor caters to various user needs, from graphic design to general computing tasks.

One of the most noteworthy characteristics of the Philips 230W5 is its 23-inch wide-screen display, which boasts a Full HD resolution of 1920 x 1080 pixels. This means users can expect sharpness and clarity that enhance the viewing experience, whether one is watching movies, playing games, or working on detailed projects. The monitor features an IPS (In-Plane Switching) panel, which provides wider viewing angles and more accurate colors compared to traditional TN panels. This ensures that the display looks vibrant and consistent from various angles, making it ideal for collaborative work environments.

The monitor is designed with Philips' SmartContrast technology, which dynamically adjusts the contrast ratio of the images being displayed. This results in deeper blacks and brighter whites, improving the overall visual quality, especially in darker scenes. Additionally, the PowerSensor technology is a remarkable feature that employs infrared detection to sense when the user is away from the monitor. It then automatically reduces the screen brightness to save energy, a blend of convenience and sustainability that appeals to environmentally-conscious users.

Ergonomics is another highlight of the Philips 230W5. The monitor comes equipped with height, tilt, and swivel adjustments, allowing users to customize their viewing experience to reduce strain during long hours of use. This is essential for professionals and gamers who are in front of the screen for extended periods.

Connectivity is also well-addressed, with multiple input options including HDMI, DisplayPort, and VGA, allowing for easy connection to various devices, from laptops to gaming consoles. The built-in speakers provide decent sound quality, further enhancing the multimedia experience without the need for additional external speakers.

In summary, the Philips 230W5 is more than just a monitor; it is a multifunctional device that combines impressive display technologies with user-centric features. Its Full HD IPS panel, SmartContrast, energy-saving capabilities, and ergonomic design make it a versatile choice for anyone seeking to upgrade their workstation or gaming setup without compromising on style or performance.
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