IBM Hardware Maintenance Manual A40 Type 6840 A40P Type 6841 A40i Type 2271 IBM NetVista Computer

About this manual

This Service Manual covers the IBM NetVista desktop computers identified as Type 6840 (A40), Type 6841 (A40P) and Type 2271 (A40i). It provides detailed procedures for general checkout, diagnostics, hardware installation, FRU replacement, and troubleshooting.

The manual includes step‑by‑step instructions for using the Setup Utility, managing power settings, and accessing the Symptom‑to‑FRU index, as well as parts listings and additional service information.

What's inside

• General Checkout
• General Information
• Diagnostics
• Installing Options
• FRU Replacements
• Symptom-to-FRU Index
• Parts
• Additional Service Information
• About this Manual
• Related Service Information

Frequently asked questions

What is the first step in troubleshooting a non‑responsive IBM NetVista computer?

Power off the computer and all external devices before checking cables and components.

How can Automatic Hardware Power Management be disabled?

In the Configuration/Setup Utility, select Power Management and set Automatic Hardware Power Management to Disabled.