Lexmark CX921 User Manual

Action Yes No
Step 2
a Load paper from a fresh package.
Note: Paper absorbs moisture due to high humidity. Store
paper in its original wrapper until you use it.
b Print the document.
Do dark lines appear on prints?
Go to step 3. The problem is
solved.
Step 3
a Remove, and then insert the imaging kit.
Warning—Potential Damage: Do not expose the imaging kit
to direct light. Extended exposure to light may cause print
quality problems.
Warning—Potential Damage: Do not touch the
photoconductor drum under the imaging kit. Doing so may
aect the quality of future print jobs.
b Print the document.
Do dark lines appear on prints?
Contact
customer
support.
The problem is
solved.
Horizontal white lines
Notes:
• Before solving the problem, print the Print Quality Test Pages. From the control panel, navigate to
Settings > Troubleshooting > Print Quality Test Pages. For non-touch-screen printer models, press
to navigate through the settings.
• If horizontal white lines keep appearing on your prints, then see the “Repeating defects” topic.
Troubleshooting 250

Lexmark CX921 Specifications

General

Maximum Print Resolution	1200 x 1200 dpi
Duplex Printing	Yes
Scan Technology	CIS
ADF Capacity	100 sheets
Standard Output Capacity	500 sheets
Standard Memory	4096 MB
Hard Drive	500 GB
Functions	Print, Copy, Scan, Fax
Copy Resolution	600 x 600 dpi
Scan Resolution	600 x 600 dpi
Operating System Compatibility	Windows, Mac, Linux
Display	Touchscreen
Display Size	10 inch
Scan Type	Flatbed, ADF
Network Connectivity	Ethernet, USB
Mobile Printing	Mopria
Fax Resolution	300 x 300 dpi