Laser Printhead; Media Aligner Roller - Lexmark MS71x Study Manual

Lexmark MS71x/MS81x & MX71x/MX81x Product Study Guide
11. If the Web page cannot be accessed, or an error persists despite trying to boot in Invalid
Engine code mode, then there is no way to backup the eSF apps. Make the customer aware
of this.
12. Don't Use the "Global" Import/Export method to back up the eSF applications and settings.
There is a size limit of 128kb on the export file.
13. Customers with a large number of applications or settings may exceed the file size limit and
have information truncated in the exported file.
14. Once the new Controller Board is installed, follow the same steps as above, however, you will
Import (instead of export) the <filename>.UCF file for each application.

Laser Printhead

Whenever the Printhead is replaced, you need to do a mechanical registration adjustment. This
adjustment is performed from Diagnostics menu under Registration and requires a physical adjustment
of the Printhead based on the Quick Test pages that prints. See the Service Manual for complete
information.

Media Aligner Roller

When the Media Aligner Roller is replaced in the printer, the Media aligner roller adjustment should be
performed. ALWAYS print a copy of the Quick Test Page before making any adjustments to the media
aligner roller reference adjustment screw. When replacing the media aligner roller, it is necessary to back
the reference adjustment screw out far enough to remove the old assembly and install the new one. See
the Service Manual for complete information.
For Training Purposes Only
STOP
98
Rev 1.3
11/19/2012