Lenovo D221 manual Understanding power management, Power indicator

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Understanding power management

Power management is invoked when the computer recognizes that you have not used your mouse or keyboard for a user-definable period. There are several states as described in the table below.

For optimal performance, switch off your monitor at the end of each working day, or whenever you expect to leave it unused for long periods during the day.

Table 2-4.Power indicator

 

 

 

Restoring

 

State

Power Indicator

Screen

Operation

Compliance

 

 

 

 

 

On

green

Normal

 

 

 

 

 

 

 

Standby/Suspend

Amber

Blank

Press a key or

ENERGY STAR

 

 

 

move the mouse

 

 

 

 

There may be a

 

 

 

 

slight delay

 

 

 

 

before the image

 

 

 

 

reappears.

 

 

 

 

Note: Standby

 

 

 

 

also occurs if

 

 

 

 

there is no image

 

 

 

 

output to the

 

 

 

 

monitor.

 

 

 

 

 

 

Off

Off

Blank

 

ENERGY STAR

 

 

 

 

 

Chapter 2. 2-7

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Contents D221 Wide Flat Panel Monitor User’s Guide Product numbers Contents Iii D221 Wide Flat Panel Monitor User’s Guide Safety information Attaching the base and handling your monitor Shipping contentsGetting started User controls Types of adjustmentsProduct overview Cable lock slot Setting up your monitorConnecting and turning on your monitor 4D221 Wide Flat Panel Monitor User’s Guide Registering your option Positioning and viewing your monitor Adjusting and using your monitorComfort and accessibility Arranging your work area Quick tips for healthy work habits Accessibility informationUsing the direct access controls Adjusting your monitor imageUsing the On-Screen Display OSD controls Direct access controlsDescription Analog Digital OSD functionsOSD functions Factory set display modes Selecting a supported display modePower indicator Understanding power managementDetaching the monitor stand Caring for your monitorReference information Monitor specificationsMonitor specifications for type-model 6622-HB1 and 6622-HJ1 Vesa DDC DDC-CI Troubleshooting TroubleshootingManual image setup Installing the monitor driver in Windows Manually installing the monitor driverInstalling the monitor driver in Windows XP Getting further help Customer responsibilities Service informationProduct numbers List of service parts Service partsOnline technical support Appendix A. Service and SupportTelephone technical support Worldwide telephone listCountry or Region Telephone Number Appendix A. A-3 4D221 Wide Flat Panel Monitor User’s Guide Appendix B. Notices Trademarks

D221 specifications

The Lenovo D221 is a versatile and robust desktop solution designed to cater to various use cases, from everyday computing tasks to more demanding business applications. This model exemplifies Lenovo's commitment to delivering reliable performance and innovative features tailored to meet the needs of both professionals and casual users alike.

One of the standout features of the Lenovo D221 is its processing power. It is equipped with the latest generation of Intel processors, ensuring smooth performance and efficient multitasking capabilities. With options ranging from Intel Core i3 to i7, users can choose a configuration that matches their needs—whether it’s for handling office applications, conducting data analysis, or running resource-intensive software.

The D221 comes with ample memory options, supporting up to 16GB of RAM. This allows for seamless switching between applications and enhances overall productivity. Additionally, the desktop is equipped with a variety of storage options, including HDD and SSD configurations. The inclusion of SSD provides faster data access and improved boot times, which is crucial for professionals who rely on quick system responsiveness.

Another noteworthy characteristic of the Lenovo D221 is its extensive connectivity options. The desktop features multiple USB ports, HDMI output, and Ethernet connectivity, promoting easy integration into existing work environments. This ensures that users can connect their devices and peripherals without hassle—a significant advantage for those who use various tools and peripherals for their tasks.

Lenovo places a strong emphasis on security as well. The D221 is designed with built-in security features such as Trusted Platform Module (TPM) support, which helps protect sensitive information through encryption. This peace of mind is essential for businesses that manage confidential data.

The chassis design is both functional and aesthetically pleasing, with a compact footprint that makes it suitable for small office spaces or home workstations. The thermal management system integrated into the D221 ensures that it operates efficiently while minimizing noise, allowing for a more pleasant user experience.

In conclusion, the Lenovo D221 combines powerful performance, extensive connectivity, and robust security features, making it a reliable choice for various users. Its flexibility and performance make it an excellent investment for anyone looking for a capable desktop solution for work or personal use.