Appendix A. Product specifications

This appendix includes the following information:

vPhysical specifications

vPower requirements

vEnvironmental requirements

vDrive write/read speeds

vDrive performance

vFormat capabilities

Physical specifications

The physical specifications1 of the ThinkCentre and Lenovo DVD-ROM Drive (Serial ATA) are listed in the following table.

Physical specifications:

Height	42 mm (1.65 in.)

Width	148 mm (5.83 in.)

Length	165 mm (6.5 in.)

Weight	700 g (1.54 lb.)

Power requirements

The following table lists the power specifications by voltage level for the ThinkCentre and Lenovo DVD-ROM Drive (Serial ATA). The power specifications are measured at the drive power connector and are nominal values.

Operation	Half Height Current (mA)

	5V Average	12V Average

Sleep	400	100

Standby (laser and motor off)	500	300

Worst case drive operation	1200	900

The following table lists the environmental specifications for the ThinkCentre and Lenovo DVD-ROM Drive (Serial ATA). You can mount the drive vertically or horizontally.

Environmental Requirements:

Specification	Operational	Nonoperational
Temperature (noncondensing)	+5° C to +45° C (+41° F to	-40° C to +60° C (-40° F to 140°
	+113° F)	F)

Relative humidity	20% to 80%	5% to 90%
(noncondensing)

1.Product-description data represents Lenovo’s design objectives and is provided for comparative purposes; actual results might vary, based on a variety of factors. This product data does not constitute a warranty. Data is subject to change without notice.

A-1

41N5622 specifications

The Lenovo 41N5622 is a high-quality laptop battery designed for select Lenovo ThinkPad models, showcasing the commitment to durability and performance that Lenovo is renowned for. This rechargeable lithium-ion battery serves as a reliable power source for professionals and individuals who depend on their devices for daily tasks.

One of the standout features of the 41N5622 is its impressive capacity. The battery typically offers a capacity of 6 cells, providing a substantial amount of power that translates to extended usage time between charges. Users can expect longer sessions without the need for a charge, which is essential for those who frequently travel or work remotely.

The 41N5622 employs advanced lithium-ion technology, which enhances its efficiency and lifespan compared to traditional battery types. Lithium-ion batteries are known for their ability to handle numerous charge cycles while maintaining optimal performance. This characteristic significantly reduces the risk of battery degradation, allowing users to enjoy consistent power delivery over time.

Compatibility is another important aspect of the 41N5622. It is specifically designed to fit various models within the Lenovo ThinkPad range. This ensures that users can effortlessly replace their old or worn-out batteries without worrying about compatibility issues, making the transition seamless.

Safety features are also a priority with the 41N5622. Lenovo integrates multiple protection mechanisms, including overcharge protection, short-circuit protection, and thermal management. These features not only contribute to the longevity of the battery but also ensure the safety of the laptop and its user.

In terms of design, the Lenovo 41N5622 is compact and lightweight, matching the sleek profile of ThinkPad laptops. Its design allows for easy installation and removal, making it user-friendly for those who may not be tech-savvy.

Overall, the Lenovo 41N5622 battery is an excellent investment for ThinkPad users seeking enhanced performance and reliability. With its advanced technologies, robust capacity, and safety features, it stands as a testament to Lenovo’s dedication to delivering top-tier products for professionals and casual users alike. Upgrading to a Lenovo 41N5622 means embracing a hassle-free power solution that will support productivity and mobility in today's fast-paced environment.