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Confidential
2.6 Deep Sleep Function
In addition to the sleep function with the normal specifications, the deep sleep function is
prepared to reduce the power consumption.
The deep sleep function is used to stop the operation of the following functions whereas they
are available in the normal sleep mode.
- Operation of the wireless LAN
- Power supply to the paper tray 2
- Operation of all the fans
- Detection of files in a USB flash memory
<Transition conditions>
The machine goes into the deep sleep function when the user does not operate the machine
(from a PC) and no warning such as an error is issued after it goes into the normal sleep mode
and all the fans are stopped. When secure print exists, the machine does not go into the deep
sleep mode.
<How to Exit>
The machine exits from the deep sleep function when it receives an input from the outside, for
instance when it receives print data from a PC, or when any button on the control panel is
operated, or when the front cover is opened or closed.
■ Setting of ON/OFF of the deep sleep function
You can set ON/OFF of the deep sleep function so that the machine will not go into the deep
sleep function even when the aforementioned conditions are satisfied.
<Operating procedure>
(1) Press the Menu button while the machine is in the ready state.
(2) Press the or button to display "General Setup" on the LCD, and then press the OK
button.
(3) Press the or button to display "Ecology" on the LCD, and then press the OK button.
(4) Press the or button to display "Sleep Time" on the LCD, and then press the OK
button.
(5) Press the Job Cancel button and Start/Black button at the same time while "Sleep Time/
*Min" is displayed on the LCD. "Deep Sleep/On*" is displayed on the LCD.
(6) Press the or button to switch Deep Sleep On and Off and display the state that you
want to set, and then press the OK button.
(7) “Deep Sleep/Accepted” is displayed on the LCD, and the machine goes back to the ready
state.
Note:
- When no operation is made for 30 seconds during the switching operation, the machine
goes back to the ready state.
- The initial value of Deep Sleep is set to On.
- In the procedure (5), the present setting (On or Off) of Deep Sleep is displayed on the
LCD.
- "*" is displayed on the right side of the present setting (On or Off) of Deep Sleep.
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