Preface This guide contains information on how to replace a memory module for TOSHIBA personal computers.When the Diagnostic Tool indicates that a memory module should be replaced, first check the model of your computer, and then follow the instructions in this guide for replacing it. This guide covers the following models: Conventions This manual uses the following formats to describe, identify, and highlight terms and operating procedures. Abbreviations On first appearance, and whenever necessary for clarity, abbreviations are enclosed in parentheses following their definition. For example: Read Only Memory (ROM). Acronyms are also defined in the Glossary. Messages Messages are used in this manual to bring important information to your attention. Each type of message is identified as shown below. ■ TECRA S1 ■ TECRA 9100 ■ TECRA M1 ■ TECRA M2 ■ Satellite 2400 ■ Satellite 2405 ■ Satellite 1110/1115 ■ Satellite Pro M10 ■ Satellite Pro M15 ■ Satellite M30/M35 ■ Portégé R100 ■ Portégé M200/M205