Standard EN 55022. The limits for Class B equipment were derived for typical residential environments to provide reasonable protection against interference with licensed communication devices.
Environmental notices for Japan
If you are a company employee and need to dispose of a ThinkPad computer that is the property of the company, you must do so in accordance with the Law for Promotion of Effective Utilization of Resources. The computer is categorized as industrial waste. It should be properly disposed of by an industrial waste disposal contractor certified by a local government. In accordance with the Law for Promotion of Effective Utilization of Resources, IBM Japan provides, through its PC Collecting and Recycling Services, for the collecting, reuse, and recycling of disused computers. For details, visit the IBM Japan Web site at www.ibm.com/jp/services/its/r/env/pcrecycle.html
Pursuant to the Law for Promotion of Effective Utilization of Resources, the collecting and recycling of
Disposing of a ThinkPad computer component containing heavy metal
The printed circuit board of a ThinkPad computer contains heavy metal. (Soldering with lead is used on the printed circuit board.) To properly dispose of the disused printed circuit board, follow the instructions in Collecting and recycling a disused ThinkPad computer.
Disposing of a disused lithium battery
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If you want to replace it with a new one, contact your place of purchase or ask for a repair service provided by IBM. If you have replaced it by yourself and want to dispose of the disused lithium battery, insulate it with vinyl tape, contact your place of purchase, and follow the instructions.
If you use a ThinkPad computer at home and need to dispose of a lithium battery, you must comply with local ordinances and regulations.
Handling a disused ThinkPad battery pack
Your ThinkPad computer has a lithium ion battery pack or a nickel metal hydride battery pack. If you are a company ThinkPad computer user and need to dispose of a battery pack, contact the proper person in ThinkPad sales, service, or marketing, and follow that person’s instructions. For details,