Lexmark X792 Manual

Menu itemDescription
Print All Guides Prints all the guides
Copy Guide Provides information about making copies and changing settings
Fax Guide Provides information about sending faxes using fax numbers, shortcut numbers,
or the address book, and about changing settings
E‑mail  Guide Provides information about sending e‑mails using addresses, shortcut numbers, or
the address book, and about changing settings
FTP Guide Provides information about scanning documents directly to an FTP server using an
FTP...

Securing the memory before moving the printer
Statement of Volatility
Your printer contains various types of memory that are capable of storing device and network settings, information
from embedded solutions, and user data. The types of memory—along with the types of data stored by each—are
described below.
Volatile memory—Your device utilizes standard Random Access Memory (RAM) to temporarily buffer user data
during simple print and copy jobs.
Non‑volatile memory—Your device may utilize two forms of...

Erasing non‑volatile memory
Individual settings, device and network settings, security settings, and embedded solutions—Erase information
and settings by selecting Wipe All Settings in the Configuration menu.
Fax data—Erase fax settings and data by selecting Wipe All Settings in the Configuration menu.
1Turn off the printer.
2Hold down  and 6MNO while turning the printer on. Release the buttons only when the screen with the progress
bar appears.
The printer performs a power-on sequence, and then the...

The printer will perform a power‑on reset, and then return to normal operating mode.
Configuring printer hard disk encryption
Note: Your printer may not have a hard disk installed.
Enabling hard disk encryption helps prevent the loss of sensitive data in the event your printer or its hard disk is stolen.
Using the Embedded Web Server
1From the Embedded Web Server, click Settings > Security > Disk Encryption.
Note: Disk Encryption appears in the Security Menu only when a formatted, non‑defective printer...

Maintaining the printer
Cleaning the exterior of the printer
1Make sure that the printer is turned off and unplugged from the wall outlet.
CAUTION—SHOCK HAZARD: To avoid the risk of electric shock when cleaning the exterior of the printer,
unplug the power cord from the wall outlet and disconnect all cables to the printer before proceeding.
2Remove paper from the standard exit bin.
3Dampen a clean, lint‑free cloth with water.
Warning—Potential Damage: Do not use household cleaners or detergents, as they...

3Scanner glass
4ADF glass
3Wipe the areas shown and let them dry.
4Open the bottom ADF door.
2
1
5Wipe the ADF scanner glass under the ADF door.
6Close the bottom ADF door.
7Close the scanner cover.
Cleaning the ADF parts
Clean the ADF parts periodically to maintain optimal printing performance. Residue on the ADF parts may cause print
quality issues and false 280–299 paper jam messages.
1Turn the printer off.
2Slightly dampen a soft, lint-free cloth with water.
3Open the ADF cover.
Maintaining the...

4Remove the pick roller assembly.
1
2
5Wipe the surface of both pick rollers.
6Replace the pick roller assembly.
12
7Wipe the entire surface under the ADF cover.
8Close the ADF cover.
Maintaining the printer217 

Cleaning the printhead lenses
Clean the printhead lenses when you encounter print quality problems.
1Open the front door.
2Remove all print cartridges.
Warning—Potential Damage: Do not touch the shiny area on the photoconductor drum. Doing so can damage
the photoconductor.
3Locate the four printhead lenses.
4Clean the lenses using compressed air.
Warning—Potential Damage: Do not touch the printhead lenses.
5Reinstall the print cartridges. Maintaining the printer218 

6Close the front door.
Storing supplies
Choose a cool, clean storage area for the printer supplies. Store supplies right side up in their original packing until you
are ready to use them.
Do not expose supplies to:
Direct sunlight
Temperatures above 35°C (95°F)
High humidity above 80%
Salty air
Corrosive gases
Heavy dust
Checking the status of supplies
A message appears on the display when a replacement supply item is needed or when maintenance is required.
Checking the status of supplies from the...

Ordering supplies
To order supplies in the U.S., contact Lexmark at 1-800-539-6275 for information about Lexmark authorized supplies
dealers in your area. In other countries or regions, go to the Lexmark suport Web site at 
www.lexmark.com or contact
the place where you purchased the printer.
Notes:
The toner gauge is an estimate of how much toner is left in your cartridge.
All life estimates for printer supplies assume printing on letter‑ or A4‑size plain paper.
Ordering a print cartridge
When 88...