This is the third edition of IBM's safety guide, which mainly introduces safety precautions when connecting, installing and maintaining computers
This manual gives an overview of the IBM 25P3967 device, covering safety precautions, proper handling of power cables, and general usage guidelines. It emphasizes reading the safety instructions and warranty annex before operating the product.
Additional sections address battery replacement with the correct IBM part number, warnings about lithium‑battery hazards, and detailed safety measures for built‑in CD/DVD laser units, including laser class information and handling warnings. This manual is written in Swedish.
| Battery part number | 33F8354 |
|---|---|
| Maximum battery temperature | 100 °C |
| Laser product class | Class 1 |
| Laser diode class | Class 3A or 3B |
Replace the battery with one that has IBM part number 33F8354 or an equivalent battery recommended by the manufacturer.
Do not remove the cover of the CD‑ROM or DVD‑ROM unit, as doing so can expose you to harmful laser light.
Turn off all devices, disconnect all power cables, and ensure the equipment is plugged into a properly grounded outlet before any work.