# Sleep Mode

You can specify the settings for sleep mode using the following procedures.
"Setting the Printer to Sleep Mode"
"Types of Sleep Mode"
"Releasing Sleep Mode"

IMPORTANT
###### Power consumption when the power is OFF Even if the power of the printer is turned OFF, power is consumed only slightly while the power plug is inserted in the AC power outlet. To cut the power consumption completely, unplug the power plug from the AC power outlet.

#### Setting the Printer to Sleep Mode

There are the following four methods for setting the printer to Sleep Mode.

Setting the printer to Sleep Mode automatically when it is not operating | Specify the time interval until the printer enters Sleep Mode in [Sleep Migration Time]. You can specify the time interval between [5 minutes] and [60 minutes]. The default is [10 minutes].
| We recommend that you use this option in the default setting.
Setting the printer to Sleep Mode using the printer's control panel | Press [ ] (Energy Saver) on the printer's control panel.
Setting the printer to Sleep Mode from a network computer | Select [Sleep] from [Settings/Registration] on the Remote UI → [Output/Control] → [Device Control], and click [Execute].
Setting the printer to Sleep Mode on the designated time every day | Set the [Sleep Mode Timer] under [Timer Settings] to [On], and set the time when it automatically goes in the Sleep Mode in [Sleep Mode Time].

If the above operations or settings are performed, and the entering conditions described in "Types of Sleep Mode" are fulfilled, the printer enters Sleep Mode.

#### Types of Sleep Mode

There are the following two types of Sleep Mode, and they vary in the entering conditions.

Types of Sleep Mode | Settings for [Sleep Mode] Which the Printer Can Enter | Entering Conditions
[Mid (Printer Sleep)] | [High (Deep Sleep)]
Sleep Mode 1 (Printer Sleep Mode) Power saving effect: Middle |  |  | Panel operation has not been performed. No data has been sent from the computer. The printer is not starting up. A shutdown is not being performed. There is no job on the print queue. A service call is not occurring. A paper jam is not occurring. No cover is open. 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.
Sleep Mode 2 (Deep Sleep mode) Power saving effect: Large | - |  | 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.

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 | 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.
Releasing Sleep Mode on the designated time every day | 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].
Releasing Sleep Mode from a computer | 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]

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 Sleep Mode 2 is released. When devices on a network are searched from application software or utility software Sleep Mode 2 is released.

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