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# Saving Energy

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This machine has the following energy saving functions.

Low Power mode

If you do not use the machine for a certain period after an operation, the display will turn off and the machine goes into Low Power mode. The machine uses less electricity in Low Power mode.

You can change the amount of time that the machine waits before switching to Low Power mode under [Low Power Mode Timer]. For details, see "System Settings", Connecting the Machine/ System Settings.

You can change the machine's settings to enter Low Power mode when you press the [Energy Saver] key. For details, see "System Settings", Connecting the Machine/ System Settings.

To exit Low Power mode, do one of the following:

- Lift the ADF

- Place an original in the ADF

- Load paper in the bypass tray

- Pull out the paper trays

- Touch the display panel or press one of the keys on the control panel

Sleep mode

If the machine remains inactive for a specified period or the [Energy Saver] key is pressed, it enters Sleep mode to further reduce the electricity it consumes. For details, see "System Settings", Connecting the Machine/System Settings.

When the machine is in Sleep mode, only the [Energy Saver] key and the [Check Status] key are usable. The machine can print jobs from computers and receive faxes.

You can change the amount of time that the machine waits before switching to Sleep mode under [Sleep Mode Timer]. For details, see "System Settings", Connecting the Machine/ System Settings.

To exit Sleep mode, do one of the following:

- Lift the ADF

- Press the [Energy Saver] key

- Press the [Check Status] key

- When the machine is in Low Power mode, the [Energy Saver] key is lit. In Sleep mode, the [Energy Saver] key flashes slowly.

- The energy saving functions will not operate in the following cases:

  - During communication with external equipment

  - When the hard disk is active

  - When a warning message appears

  - When the service call message appears

  - When paper is jammed

  - When the ADF, machine's cover, or ADF cover are opened

  - When the `“Add Toner”` message appears

  - When toner is being replenished

  - When the [User Tools / Counter / Enquiry] screen is displayed

  - When fixed warm-up is in progress

  - When data is being processed

  - When operations are suspended during printing

  - When the handset is in use (mainly North America)

  - When the On-hook dialing function is in use

  - If a file is waiting to be transmitted within the next minute using the "Send Later" facsimile function

  - When a recipient is being registered in the address list or group dial list

  - When the Data In indicator is on or blinking

  - When the sample print, locked print, hold print, or stored print screen is displayed

  - When the screen of a document that was stored under the printer function appears (The machine enters Low Power mode if this happens)

  - When the internal cooling fan is active

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1. 1. Searching by What You Want to Do
   - I Want to Save Paper
   - I Want to Convert Documents to Electronic Formats Easily
   - I Want to Register Destinations
   - I Want to Operate the Machine More Effectively
2. 2. What You Can Do with This Machine
   - You Can Customize the [Home] Screen as You Like
   - You Can Make Copies Using Various Functions
   - You Can Print Data Using Various Functions
   - You Can Utilize Stored Documents
   - You Can Send and Receive Faxes without Paper
   - You Can Send and Receive Faxes Using the Internet
   - You Can Send and Receive Faxes by Using the Machine without Fax Unit Installed
   - You Can Use the Facsimile and the Scanner in a Network Environment
   - You Can Prevent Information Leakage (Security Functions)
   - You Can Monitor and Set the Machine Using a Computer
   - You Can Prevent an Unauthorized Copy

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