IBM Quick Reference Guide

About this manual

This guide offers essential safety information for IBM equipment. It warns about electrical hazards, advises proper grounding of power cables, and outlines precautions during storms.

It includes specific instructions for CD‑ROM/DVD‑ROM units—do not open the case, avoid looking directly at the laser, and handle batteries only with the specified IBM part number. Modem installation safety tips are also provided.

What's inside

• Quick Reference
• Safety Information
• Electrical Hazard
• CD‑ROM/DVD‑ROM Installation
• Battery Replacement
• Modem Safety

Frequently asked questions

What precautions should be taken to avoid electric shock?

Connect all power cables to a properly grounded outlet and do not handle cables during electrical storms.

How should a CD‑ROM or DVD‑ROM unit be handled to prevent laser exposure?

Do not open the unit's case and never look directly at the laser beam.

Which battery part number must be used for replacement?

Use only IBM Part Number 33F8354 or an equivalent battery recommended by the manufacturer.