Xerox Dd020 Manual

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide161
Locating the Serial Number
When ordering supplies or contacting Xerox for assistance, you will be asked to provide the printer’s 
serial number.
View the printer serial number from the printer touch screen:
1. Press the Machine Status button.
2. The Machine Information tab appears. The serial number appears at the left of the Machine 
Information screen.
If the serial number cannot be read from the printer touch screen, it can also be found...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide 162
Cleaning the Printer
•Cleaning the Document Glass and Document Cover on page 162
•Cleaning the Exterior on page 163
•Cleaning the Document Feeder Rollers on page 163
•Cleaning the Printhead Lenses on page 164
•Ordering Supplies on page 167
Cleaning the Document Glass and Document Cover
To ensure optimum print quality, regularly clean the glass areas of the printer. This helps avoid output 
with streaks, smears, and other marks that transfer...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide163
Cleaning the Exterior
Regular cleaning keeps the touch screen and control panel free from dust and dirt. To remove finger 
prints and smudges, clean the touch screen and control panel with a soft, lint-free cloth.
Use a cloth to clean the document feeder, output trays, paper trays and outside areas of the printer.
Cleaning the Document Feeder Rollers
Dirt on the document feeder rollers can cause paper jams or deteriorate print quality. For...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide 164
2. While turning the rollers, wipe them with a clean, lint free cloth moistened with water.
CAUTION:Do not use alcohol or chemical cleaners on the document feed rollers.
3. Close the top cover until it clicks into place. Make sure the cover is completely closed.
Cleaning the Printhead Lenses
 The printer is constructed with four printhead lenses. Clean all lenses as described below.
WARNING:Do not perform this operation when the printer is...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide165
3. Grip the orange tabs on the waste toner container, then pull the container toward you. Set the 
container aside.
4. Remove the cleaning tool from the front cover.
5. Insert the cleaning tool slowly into each slot until it stops, then slowly slide the tool out. Repeat for 
each printhead.
6. Store the cleaning tool in the front cover. 
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Maintenance
WorkCentre 7120 Multifunction Printer
User Guide 166
7. Align the bottom of the waste toner container with the tabs.
8. Rotate the waste toner container toward the printer until it clicks into place.
9. Close the front cover.
10. Turn the printer on using the power switch visible on the lower center tray.
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Maintenance
WorkCentre 7120 Multifunction Printer
User Guide167
Ordering Supplies
This section includes:
•Consumables on page 167
•Routine Maintenance Items on page 167
•When to Order Supplies on page 168
•Recycling Supplies on page 168
Certain consumables and routine maintenance items need to be ordered occasionally. Each supply 
item includes installation instructions.
Consumables
Use genuine Xerox Toner Cartridges (Cyan, Magenta, Yellow, and Black).
Note:Each toner cartridge includes installation...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide 168
When to Order Supplies
The printer control panel displays a warning when a supply nears its replacement time. Verify that you 
have replacements on hand. It is important to order supplies when the messages first appear to avoid 
interruptions in printing. The touch screen displays an error message when the supply must be replaced.
Order supplies from your local reseller or from the Xerox Supplies website at:...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide169
Installing Staples
If the printer has the optional Integrated Office Finisher or the optional Office Finisher LX with Booklet 
Maker installed, the control panel displays a message when a staple cartridge is empty and needs to 
be replaced.
This section includes:
•Staple Replacement for Integrated Office Finisher on page 169
•Main Staple Replacement for Office Finisher LX on page 171
•Booklet Maker Staple Replacement for Office LX Finisher...

Maintenance
WorkCentre 7120 Multifunction Printer
User Guide 170
3. Check the inside of the finisher for any loose staples and remove them.
4. Pinch both sides of the staple case (1) and remove the staple case from the cartridge (2).
5. Insert the front side of the new staple case into the staple cartridge (1), then push the rear side 
into the cartridge (2).
6. Insert the staple cartridge into the finisher.
7. Close the finisher front cover.
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