Always turn off and unplug the computer before opening the cover. If possible, avoid operating your computer within 2 feet of high-traffic areas. If you must operate your computer in or near a high-traffic area, you should inspect and, if necessary, clean your computer more frequently.

For your safety and to maintain optimum computer performance, always follow these basic precautions with your desktop computer:

vKeep the cover closed whenever the computer is plugged in.

vRegularly inspect the outside of the computer for dust accumulation.

vRemove dust from vents and any perforations in the bezel. More frequent cleanings might be required for computers in dusty or high-traffic areas.

vDo not block or restrict airflow into the front of the computer.

vDo not block the airflow vents on the back of the computer.

vDo not store or operate your computer inside furniture, as this might increase the risk of overheating.

vAirflow temperatures into the computer should not exceed 35° C (95° F).

vDo not use non-ThinkCentre air filtration devices.

CD and DVD drive safety

CD and DVD drives spin discs at a high speed. If a CD or DVD is cracked or otherwise physically damaged, it is possible for the disc to break apart or even shatter when the CD drive is in use. To protect against possible injury due to this situation, and to reduce the risk of damage to your machine, do the following:

vAlways store CD/DVD discs in their original packaging

vAlways store CD/DVD discs out of direct sunlight and away from direct heat sources

vRemove CD/DVD discs from the computer when not in use

vDo not bend or flex CD/DVD discs, or force them into the computer or their packaging

vCheck CD/DVD discs for cracks before each use. Do not use cracked or damaged discs

Additional safety information

DANGER

Electric current from power, telephone, and communication cables is hazardous. To avoid shock hazard, connect and disconnect cables as shown below when installing, moving, or opening the covers of this product or attached devices. If the 3-pin power cord is provided with this product, it must be used with a properly grounded outlet.

xThinkPad® R50 Series Service and Troubleshooting Guide

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Lenovo R50 manual CD and DVD drive safety, Additional safety information

R50 specifications

The Lenovo R50, a part of Lenovo's essential ThinkPad series, was introduced as a reliable and robust laptop designed primarily for business users and professionals. This model showcases Lenovo’s commitment to quality, performance, and ergonomics, making it a popular choice among corporate users and students alike.

One of the main features of the Lenovo R50 is its durable design. It sports a sturdy chassis that meets military-grade specifications for durability, protecting it from unexpected shocks and drops. The ThinkPad series is well-known for its spill-resistant keyboards, a feature that enhances the R50’s practical usability in dynamic work environments.

Performance-wise, the R50 is typically powered by Intel’s Pentium or early-core processors, providing sufficient power for everyday tasks such as word processing, spreadsheet management, and browsing. The device can come equipped with various memory configurations, often available with up to 2GB of RAM and either conventional hard drives or early solid-state drives, facilitating quicker system performance and improved access times.

The Lenovo R50 also emphasizes connectivity and expansion. It features multiple USB ports, a serial port, and a PC Card slot for adding functionalities. Ethernet and modem ports ensure reliable wired connections, while Wi-Fi capabilities enhance mobility.

Display quality is another appealing aspect of the R50, featuring a 15-inch screen that offers a native resolution typically of 1024x768 or higher, yielding a decent visual experience for document editing and presentations. The anti-glare coating assists in maintaining visibility under varying light conditions, an important factor for users working outdoors or in bright office spaces.

Another significant characteristic of the R50 is its renowned keyboard. Lenovo’s ThinkPad keyboards are legendary for their tactile feedback and comfort, which significantly enhances the typing experience. The keyboard also includes a TrackPoint, allowing for precise cursor control without needing to shift hands from the keyboard.

In terms of software, the Lenovo R50 usually runs on Windows operating systems, providing users with a familiar interface and access to a vast array of applications suitable for business and personal use.

Overall, the Lenovo R50 stands out for its blend of durability, performance, and user-centric features, making it a trustworthy companion for anyone seeking a reliable laptop to manage their daily tasks efficiently.