Historical
IEEE 1621-2004 (R2009)
IEEE Standard for User Interface Elements in Power Control of Electronic Devices Employed in Office/Consumer Environments
This standard covers the user interface for the power status control of electronic devices that ordinary people commonly interact with in their work and home lives, including, but not limited to, office equipment and consumer electronics. Key elements are terms, symbols, and indicators.
Institute of Electrical and Electronics Engineers [ieee]