Canon LBP7780CX User Manual page 648

effect: Middle
Sleep Mode 2
(Deep Sleep mode)
Power saving
effect: Large
NOTE
To check which Sleep Mode the printer has entered
You can check Sleep Mode using indicators on the control panel.
Sleep Mode 1
The (Ready) indicator and Main Power indicator come on.
However, the following indicator may come on.
(Message) Indicator
Comes on if the printer enters Sleep Mode when it is offline.
Sleep Mode 2
The Ready indicator goes off and the Main Power indicator comes on.
To configure the printer so that it does not enter Sleep Mode when an error occurs
Set [Sleep Even if Error] to [Off].
When using a utility software related to network
When you are using some type of utility software related to network and you set Sleep Mode to [High (Deep Sleep)],
communications may fail. When using such type of utility software, please release Sleep Mode.
Releasing Sleep Mode
The following are the methods to release Sleep Mode.
Releasing Sleep
Mode using the
printer's control
panel
Releasing Sleep
Mode on the
designated time
every day
Releasing Sleep
Mode from a
computer
NOTE
Sleep Mode is released also in the following cases.
When an error is occurring
Sleep Mode 1 is released also when an error is occurring. However, Sleep Mode 2 may not be released depending
on the error type.
When connecting a network cable
The printer enters Sleep Mode 1 from Sleep Mode 2.
When the printer is connected to a network or receives the unicast packet
Press the key on the printer's control panel.
If the printer has entered Sleep Mode 2, you can release the mode when [
is pressed.
Set the [Wake Up Timer] under [Timer Settings] to [On], and set the time when it automatically
cancels the Sleep Mode in [Wake Up Time].
Send data to the printer.
Perform the following in the Remote UI.
Perform the operations in the [Output/Control] menu under [Settings/Registration]
Display and set the [User Maintenance Menu] page in the [Preferences] menu under
[Settings/Registration]
A toner cartridge has not reached the end
of its life.
The printer is not cooling down. (The
cooling fan stops.)
The printer takes up to about 30
minutes to fully cool down.
It is not accessing USB memory.
The conditions to enter Sleep Mode 2 are
fulfilled.
] (Energy Saver)