Lexmark MS521 Service Manual

Actions Yes No
Step 7
Make sure that the paper loaded is from a fresh package.
Note: Paper absorbs moisture due to high humidity. Store paper
in its original wrapper until you use it.
Does the problem remain?
Go to step 8. The problem is
solved.
Step 8
Make sure that the printer supports the paper loaded.
Is the paper supported?
Contact the next
level of support.
Go to step 9.
Step 9
Load a supported paper.
Does the problem remain?
Contact the next
level of support.
The problem is
solved.
Folded or wrinkled paper check
Note: Before performing this print quality check, go to the control panel home screen and navigate to
Settings > Troubleshooting > Print Quality Test Pages, and then perform the Initial print quality check.
See
“Initial print quality check” on page 26.
Actions Yes No
Step 1
a Check if the printer is using a non-Lexmark toner cartridge.
Note: If the printer is using a third‑party cartridge, then do not
replace the imaging unit. Refer the users to their cartridge
supplier.
b Make sure that the toner cartridge is compatible with the
imaging unit.
Does the problem remain?
Go to step 2. The problem is
solved.
4600-830, -835, -895
Diagnostics and troubleshooting
41

Lexmark MS521 Specifications

General

Print Technology	Monochrome Laser
Print Speed	Up to 46 ppm
Print Resolution	1200 x 1200 dpi
Monthly Duty Cycle	Up to 120, 000 pages
Processor Speed	1 GHz
Standard Output Capacity	250 sheets
Operating System Compatibility	Windows, Mac OS, Linux
Hard Drive	Optional
Recommended Monthly Page Volume	2000 - 15000 pages
Duplex Printing	Standard
Connectivity	USB, Ethernet
Media Types Supported	Paper Labels, Card Stock, Envelopes, Plain Paper, Transparencies