Lexmark 640 User Manual

Page of 125
Adjusting Power Saver
98
Administrative support
Adjusting Power Saver
To adjust the Power Saver setting:
1
Make sure the printer is on and Ready appears on the display.
2
Press 
 on the operator panel.
3
Press 
 until the 
 appears next to Settings, and then press 
.
4
Press 
 until the 
 appears next to Setup Menu, and then press 
.
5
Press 
 until the 
 appears next to Power Saver, and then press 
.
6
Using the numeric pad or the right and left arrows on the operator panel, enter the number of minutes for the 
printer to wait before entering Power Saver.
The settings available range from 1–240 minutes. If you want to turn Power Saver off, see Disabling Power 
Saver
.
7
Press .
Submitting Selection 
appears.
Note: You can also adjust the Power Saver setting by issuing a Printer Job Language (PJL) command. For 
more information, see the Technical Reference available on our Lexmark Web site at 
www.lexmark.com.
Disabling Power Saver
Disabling Power Saver is two step process. First, you must turn the variable on, then select the variable. To disable Power 
Saver:
1
Turn the printer off.
2
Press and hold 
 and 
 while turning the printer on.
3
Release the buttons when you see a clock.
CONFIG MENU
 appears on the first line of the display.
4
Press 
 until the 
 appears next to Energy Conserve, and then press 
5
Press 
 until the 
 appears next to Off
Submitting Selection
 appears.
The operator panel returns to Energy Conserve.
6
Press 
 until the 
 appears next to Exit Config Menus, and then press 
Resetting the Printer 
appears briefly followed by a clock. The operator panel then returns to Ready.
7
Make sure Ready appears.
8
Press 
 on the operator panel.
9
Press 
 until the 
 appears next to Settings, and then press 
.
10
Press 
 until the 
 appears next to Setup Menu, and then press 
.
11
Press 
 until the 
 appears next to Power Saver, and then press 
.
12
Use either the numeric keypad or the up and down arrows to enter 0 (zero). After Disabled appears, press 
.
Submitting Selection
 appears. Power Saver is now disabled.