IBM 25P3961 User Manual

About this manual

This introductory manual from IBM contains general safety instructions for handling power, telephone, and communication cables, as well as specific warnings about electric shock and proper connection methods. It also includes detailed guidance for replacing the lithium‑ion battery, specifying the required part number and handling precautions.

Additional sections cover safety information for modem use, compliance statements for laser‑based CD‑ROM and DVD‑ROM drives, and explicit warnings against removing the covers of these drives because of hazardous laser radiation. The document ends with the part number and printing information. This manual is written in Czech.

What's inside

• Safety Instructions
• Lithium Battery Replacement
• Modem Safety
• Laser CD‑ROM/DVD‑ROM Compliance
• Cover Removal Warning

Specifications

Frequently asked questions

What safety steps should be taken before disconnecting power cables?

Turn off all devices, disconnect power cables with one hand, and follow the procedure shown in the table before removing the cover.

Which battery part number must be used for replacement?

Only the IBM 33F8354 battery or an equivalent type approved by the manufacturer should be used.

What temperature must not be exceeded when heating the battery?

The battery must not be heated above 100 °C (212 °F).