Hardware Maintenance Manual
Page 7
...in a hazardous position. • Place removed covers and other parts in a safe place, away from all covers correctly before you service a Lenovo Notebook. • "General safety" on page 1 • "Electrical safety" on page 2 • "Safety inspection guide" on page... 19 General safety Follow these rules to prevent overheating of a machine. Use a slow lifting force. Do not attempt to electrostatic discharge" on page 3 • "Grounding requirements" on page 4 • "Safety notices (multilingual translations)" on...
...in a hazardous position. • Place removed covers and other parts in a safe place, away from all covers correctly before you service a Lenovo Notebook. • "General safety" on page 1 • "Electrical safety" on page 2 • "Safety inspection guide" on page... 19 General safety Follow these rules to prevent overheating of a machine. Use a slow lifting force. Do not attempt to electrostatic discharge" on page 3 • "Grounding requirements" on page 4 • "Safety notices (multilingual translations)" on...
Hardware Maintenance Manual
Page 45
... mode or turn off . To disable the feature, press Fn+F2. Has the same function as the SysRq key on a conventional keyboard. Lenovo B590 39 To resume normal operation, press the Fn key only. Switches between the computer display and an external monitor. When the battery charge level...; Solid green: The battery charge level is between 80% and 100%, or the battery status indicator discharge level is between 20% and 100%. • Slow blinking green: The battery charge level is between 5% and 20%. • Fast blinking orange: The battery charge or discharge level is 5% or less. ...
... mode or turn off . To disable the feature, press Fn+F2. Has the same function as the SysRq key on a conventional keyboard. Lenovo B590 39 To resume normal operation, press the Fn key only. Switches between the computer display and an external monitor. When the battery charge level...; Solid green: The battery charge level is between 80% and 100%, or the battery status indicator discharge level is between 20% and 100%. • Slow blinking green: The battery charge level is between 5% and 20%. • Fast blinking orange: The battery charge or discharge level is 5% or less. ...
