This document introduces the features and performance of IBM's ThinkPad R51 series laptops, including data protection, wireless LAN capabilities, long battery life, and advanced security features.
The ThinkPad R51 is a 15.0‑inch mobile PC featuring Intel Pentium M or Celeron M processors, up to 2 GB of DDR SDRAM, and IBM’s Hard Disk Active Protection System for enhanced durability. It includes a built‑in UltraConnect antenna supporting IEEE 802.11a/b/g wireless, a security chip with power‑on and hard‑disk passwords, and optional high‑capacity Li‑ion batteries delivering up to about 9.1 hours of runtime.
This manual covers the laptop’s hardware specifications, optional accessories, pre‑installed software, and security features. It also provides guidance on configuring wireless connections, using IBM Access Connections, and performing backup and recovery with IBM Rescue and Recovery tools. This manual is written in Japanese.
| CPU | Intel Pentium M 1.50 GHz or Intel Celeron M 1.30 GHz |
|---|---|
| Memory | Up to 2 GB DDR SDRAM (PC‑2700) |
| Battery Life | Up to approximately 9.1 hours |
The battery can provide up to about 9.1 hours of runtime.
It includes a security chip, power‑on password, hard‑disk password, and support for a passphrase of up to 64 characters.