Canon imageCLASS MF269dw II User Manual page 124

Press if the machine will not be used for a long period of time, such as overnight
● Put the machine into sleep mode as a safety precaution.
● The machine does not enter sleep mode in the following cases:
- When the processing/data indicator on the control panel is lit or blinking
- When the [Menu] screen, a paper jam or other error message
display screen is displayed on the control panel
- When the machine is performing an adjustment, cleaning, or other operation
- When the machine is communicating with another computer, such as for importing or exporting data
- When a phone is connected, the handset is off the hook.
- When the incoming fax ring is turned off
*1
The machine may enter sleep mode depending on the message.
Basic Operations
*1
, or Direct Connection SSID or network key
115
Control Panel(P. 14)