Canon LBP7660Cdn Manual page 645

Mode)
Power saving
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
Only 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
-
Press the key on the printer's control panel.
If the printer has entered Sleep Mode 2, however, you can release the mode only when [
(Energy Saver) 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].
The toner cartridge is installed.
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 5 minutes to
fully cool down.
It is not accessing USB memory.
The conditions to enter Sleep Mode 2 are
fulfilled.
The following setting items in the [Network]
options are set to [Off].
[WINS Resolution] in [TCP/IP Settings]
[IPSec] in [TCP/IP Settings] (LBP7680Cx
only)
[AppleTalk]
[SMB Server] in [SMB] (LBP7680Cx only)
The printer has not communicated on the
network for more than 15 seconds.
An interface cable is not connected.
The SNTP or DHCP communication is not to
be performed within 1 minute.
It is not accessing USB memory or the SD
card (LBP7680Cx only)
The Wake Up function is not to be performed
within 1 minute.
]