This document is a reference manual for Lenovo ThinkPad notebooks in December 2009. The document describes the configurations and features of different models of notebooks, including memory, adapters, mice, hard disks, displays, etc.
The document provides a comprehensive reference for the Lenovo ThinkPad R400 TopSeller notebook series, including model variants such as 7438, 68U, and 7443. It lists hardware specifications, pre‑installed operating systems, and supported accessories.
Key sections cover memory options, storage devices, battery configurations, wireless adapters, security features, and available carrying cases, along with warranty and service information for the 2009 TopSeller lineup.
| Processor | Intel® Core™ 2 Duo P8400 / P8600 / T9400 |
|---|---|
| Standard Memory | 2 GB (max 4 GB) |
| Battery Life (6‑cell) | up to 5 hr |
| Weight (6‑cell) | starting at 5.1 lb (2.3 kg) |
| Wireless Adapter | Intel 5100 802.11b/g/n |
A 3‑year limited warranty with EasyServ depot‑repair service is included.
Standard 4‑cell, enhanced 6‑cell, high‑capacity 9‑cell, and Ultrabay‑enhanced batteries are listed.