Parts list

This chapter contains following lists of the service parts.

v“Overall” on page 136

v“LCD FRUs” on page 160

v“Keyboard” on page 171

v“Miscellaneous parts” on page 173

v“AC adapters” on page 174

v“Power cords” on page 175

v“Recovery discs” on page 176

v“Common service tools” on page 183

Notes:

vEach FRU is available for all types or models, unless specific types or models are specified.

vFRU with specific models listed and described as xxU (where U is an example of a country designator) should be used for all models ending in U.

vFRU with specific models listed and described as 3Dx (where 3D is an example of a unique configuration) should be used for all of these models, unless specific country or region designator is specified.

vA CRU (customer replaceable unit) is identified by a single asterisk (*) or two asterisks (**) in the CRU ID column. An N in the CRU ID column means that the part is not a CRU. A single asterisk (*) means that the part is a Self-service CRU; two asterisks (**) means that the part is an Optional-service CRU.

ThinkPad computers contain the following types of CRUs:

Self-service CRUs

These CRUs unplug or are held by no more than two screws. Examples of these types of CRUs include an ac adapter, a power cord, a battery, and a hard disk drive. Other Self-service CRUs depending on product design may include a memory, a wireless card, a keyboard, and a palm rest with finger print reader and touchpad.

Optional-service CRUs

These CRUs are isolated parts within the computer that are concealed by an access panel that is typically secured by more than two screws.

Once the access panel is removed, the specific CRU is visible.

v FRUs marked with

are available as options.

© Copyright Lenovo 2010

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Lenovo E40, E50 manual Self-service CRUs, Optional-service CRUs

E40, E50 specifications

Lenovo has long been recognized for producing reliable and innovative laptops, and the E50 and E40 series showcase this commitment to quality and performance. Targeted primarily at small businesses, these models are built for efficiency, durability, and usability, making them a popular choice among professionals on the go.

The Lenovo E50 comes equipped with the latest Intel processors, ensuring fast and efficient multitasking capabilities. With options for Intel's Core i5 or i7 processors, users can enjoy seamless performance for everyday tasks alongside more demanding applications. Additionally, the laptop supports DDR3L RAM, which can be configured up to 16GB, providing substantial memory for applications and enhancing the overall user experience.

On the other hand, the E40 series features a slightly more compact design while still offering robust power. This laptop variant is also equipped with Intel processors, providing a solid foundation for various computing needs. With a focus on portability, the E40 is an ideal solution for professionals who require a lightweight device without sacrificing performance.

Both models come with Lenovo's signature AccuType keyboard, which features a user-friendly design for comfortable typing, reducing user fatigue during prolonged use. This keyboard design is particularly beneficial for business users who may spend hours drafting reports, answering emails, or engaging in video conferences.

In terms of display, the E50 and E40 laptops boast vibrant HD screens that deliver sharp visuals and broad viewing angles. The anti-glare technology further enhances usability, allowing users to work effectively in various lighting conditions.

Connectivity is another strong point for both laptops. Equipped with multiple USB ports, HDMI output, and an Ethernet port, these devices offer versatility for connecting a variety of peripherals, external displays, and networks. Additionally, built-in Wi-Fi and Bluetooth ensure that users remain connected, facilitating collaboration and communication.

Security features are also paramount. Both the E50 and E40 offer options for fingerprint readers and TPM 2.0, ensuring that sensitive data remains protected against unauthorized access.

In conclusion, the Lenovo E50 and E40 series represent robust solutions for small businesses and professionals seeking reliable performance, portability, and comprehensive features. With their powerful processors, quality displays, ergonomic keyboards, and strong security measures, these laptops provide a balanced mix of productivity and convenience, making them valuable tools in today’s fast-paced work environment.