4.Under Warranty Information, type the MT and Serial number and click Submit.

The list of key commodities is returned in the PEW record under Component Information.

v Business Partners using Eclaim will access PEW when performing Entitlement Lookup. Business Partners will enter Loc ID, MT and Serial, and the key commodities will be returned in the Eclaim record under System Details.

vAuthorized Lenovo Business Partners can access Eclaim at the following Web site:

http://wca.eclaim.com

Using eSupport

For Key Commodities (Examples - hard disk drive, system board, microprocessor, LCD, and memory)

veSupport can be used to view the list of key commodities built in a particular machine serial (this is the same record found in PEW).

veSupport can be accessed at the following Web site: http://www.lenovo.com/think/support

vTo view the key commodities:

1.Click Parts information.

2.Under Parts information, click Parts lookup.

3.Under Parts lookup, type the model type and serial number; then click Continue.

The key commodities are returned in the eSupport record under Parts shipped with your system.

For the remaining FRUs (the complete list of FRUs at the MT Model level)

veSupport can be used to view the complete list of FRUs for a machine type and model.

vTo view the complete list of FRUs for a machine type:

1.Point your browser to http://www.lenovo.com/think/support.

2.Type the machine type (Example: 8129) in the Use Quick Path field; then click Go.

3.Under Browse by product, click Continue.

4.Under Important information, click Parts information.

5.In the Refine results field, select Service parts; then click the entry for your machine type.

The list of service parts by description, with applicable machine type model and FRU part number is displayed.

Using the HMM

vUse the HMM as a back-up to PEW and eSupport to view the complete list of FRU part numbers at the MT Model level.

Important information about replacing RoHS compliant FRUs

RoHS, The Restriction of Hazardous Substances in Electrical and Electronic Equipment Directive (2002/95/EC) is a European Union legal requirement affecting the global electronics industry. RoHS requirements must be implemented on Lenovo products placed on the market after June 2006. Products on the market before June 2006 are not required to have RoHS compliant parts.

Chapter 1. About this manual 3

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Lenovo 8090, 8094, 8089, 8088, 8087, 8086 manual Important information about replacing RoHS compliant FRUs, Using eSupport
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8089, 8086, 8087, 8090, 8094 specifications

The Lenovo 8088, 8094, 8090, 8087, and 8086 series represent a significant portion of the historical legacy of computing, particularly in the realm of personal computers and microprocessors. Each of these models showcases unique features and technologies that contributed to the evolution of computing during their time.

Starting with the Lenovo 8088, this microprocessor was an enhancement of the earlier Intel 8086, designed primarily for use in IBM-compatible PCs. Its 16-bit processor architecture was notably capable of handling 8-bit data bus interactions, which made it more versatile for various applications. The 8088 had a maximum clock speed of 4.77 MHz, providing sufficient computational power for its time. One of the key features was its support for segmented memory, which allowed for more efficient memory management by dividing memory into segments for code, data, and stack.

The Lenovo 8094, while less commonly mentioned, often refers to IBM’s PS/2 line that utilized advanced features for the time. It supported VGA graphics, a significant improvement in visual output that opened new possibilities for graphical user interfaces. The 8094 also hosted a more sophisticated input/output system that allowed for better compatibility and connectivity with peripherals.

Moving to the Lenovo 8090, this model was part of the PS/2 portfolio, noted for its improved hardware architecture. It provided an upgraded interface for keyboard and mouse, which enhanced user interaction. With further support for high-density floppy disks and better memory access speeds, the 8090 paved the way for more efficient personal computing experiences.

The Lenovo 8087 was an auxiliary processor that brought floating-point arithmetic capabilities to the 8086 series. This coprocessor greatly expanded the computing power of the CPU by handling complex mathematical computations, which was especially useful in engineering and scientific applications. The 8087 allowed for more precise calculations than the basic integer math natively supported by earlier processors.

Finally, the Lenovo 8086, iconic in its own right, was a groundbreaking microprocessor that introduced the x86 architecture. It operated at clock speeds ranging from 5 to 10 MHz and was one of the first to support 16-bit data types fully. Its capabilities shaped software development and computer programming and established a foundation for the PC compatibles we know today.

In summary, the evolution from the Lenovo 8088 through to the 8086 helped shape modern computing paradigms by introducing features that improved performance, efficiency, and user experience, paving the way for the vast technological advancements seen in contemporary computing devices.
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