Instruction/ maintenance manual of the product C792X2CG Lexmark
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C790 Series Maintenance Guide April 2011 www.lexmark.com.
Contents Maintaining the printer ................................................................................3 Cleaning the exterior of the printer ...................................................................................................
Maintaining the printer Periodically, certain tasks are required to maintain optimum print quality. Cleaning the exterior of the printer 1 Make sure that the printer is turned off and unplugged from the wall outlet.
3 Locate the four printhead lenses. 4 Clean the lenses using compressed air. Warning—Potential Damage: Do not touch the printhead lenses. 5 Reinstall the print cartridges. 6 Close the front door. Storing supplies Choose a cool, clean storage area for the printer supplies.
• 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 printer control panel From the home screen, touch Status/Supplies > View Supplies .
Recommended print cartridge and part number Part name Lexmark Return Program Cartridge Regular cartridge Cyan Print Cartridge Cyan Extra High Yield Print Cartridge C792A1CG C792X1CG C792A2CG C792X2CG .
Ordering a cleaning kit Use the wet and dry wipes from the cleaning kit to clean the touch screen. Part name Part number Cleaning kit (wet and dry wipes) 40X0392 Replacing supplies Replacing a print cartridge 1 Open the front door. 2 Lift the green handle and pull the print cartridge.
3 Place the old cartridge in the replacement cartridge shipping box, and then attach the return label to the box for shipping. 4 Unpack a new print cartridge. Warning—Potential Damage: Be careful not to touch the photoconductor drum. Doing so may affect the print quality of future print jobs.
5 Shake the new cartridge front-to-back and side-to-side to evenly distribute the toner. 6 Remove the red packing strip from the new cartridge. 7 Insert the new cartridge into the printer, and then push the green handle back in place. Note: Make sure the cartridge is fully pushed in.
8 Close the front door. Replacing the waste toner bottle Replace the waste toner bottle when 82.xx Replace waste toner bottle appears. The printer will not continue printing until the waste toner bottle is replaced. 1 Remove the replacement waste toner bottle from its shipping box, and then unpack it.
5 Place the bag into the shipping box you removed the replacement part from. 6 Peel the recycling label off, and place it on the shipping box. 7 Insert the new waste toner bottle into the printer.
• Turn the printer off using the power switch, and then unplug the power cord from the wall outlet. • Disconnect all cords and cables from the printer before moving it. • Lift the printer off of the optional drawer and set it aside instead of trying to lift the drawer and printer at the same time.
An important point after buying a device Lexmark C792X2CG (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Lexmark C792X2CG yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Lexmark C792X2CG - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Lexmark C792X2CG you will learn all the available features of the product, as well as information on its operation. The information that you get Lexmark C792X2CG will certainly help you make a decision on the purchase.
If you already are a holder of Lexmark C792X2CG, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Lexmark C792X2CG.
However, one of the most important roles played by the user manual is to help in solving problems with Lexmark C792X2CG. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Lexmark C792X2CG along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
