Lexmark MS521 Service Manual

Motor tests
For non-touch-screen printer models, press to navigate through the settings.
1 Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Motor tests
2 Select a motor, and then touch Start.
Notes:
• If the motor is activated, then it is properly working.
• Some motors require automatic deactivation to avoid secondary issues such as possible damage and
contamination.
• Some tests require a special action to activate a motor such as removing a major component.
• If the motor fails, the test failure may not indicate a failed motor. Further troubleshooting may be
required. Check the boards and cables for possible issues.
• To stop a running motor in non-touch-screen printer models, press .
List of motor tests
Test
MPF pick
Pick (tray 1) picking
Pick (tray 1) lifting
Duplex solenoid
Redrive solenoid
K toner add
Transport
Fan (main)
Memory tests
For non-touch-screen printer models, press to navigate through the settings.
1 Enter the Diagnostics menu, and then navigate to:
Printer diagnostics & adjustments > Memory tests
2 Select a test, and then press or touch Start.
Registration adjust
This setting lets you adjust the skew, margins, or perform a Quick Test.
4600-830, -835, -895
Service menus
145

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