May 16, 2017
• Updated the entire group, “Fixing print quality issues” on page 40, which includes replacement of the
existing print quality icons with actual print defect outputs. Contents from the Service Manuals, KB and UG
articles are merged to come up with the new PQ checks.
April 24, 2017
• Added "MS517dn" and “MS617dn” in the cover.
• Added "MS517dn" and “MS617dn” in the introduction to the “General information" chapter.
• Added 41X2013 and 41X2017 to the revised topic "Control panel" in the "Parts catalog" chapter.
December 9, 2016
• Revised a graphic in the “Printhead assembly adjustments” topic in the “Repair information” chapter.
• Revised the “Laser scanning unit (LSU) removal” topic in the “Repair information” chapter.
• Added 41X1025 to the “Electronics 2” topic in the “Parts catalog” chapter.
November 21, 2016
• Changed 41X0005 to 40X8051 in the topic “Covers” in the “Parts catalog” chapter.
October 21, 2016
• Updated the topics “Unresponsive imaging unit service check” and “Blank pages check” in the “Diagnostic
information” chapter.
September 30, 2016
• Deleted the first two steps of the “Blank pages check” topic in the “Fixing print quality issues” group in the
“Diagnostic information” chapter.
August 17, 2016
• Moved topics on clearing jams under the topic “Understanding jam messages and locations” in the
“Diagnostic information” chapter.
• Updated the topic “Unresponsive imaging unit service check” in the “Diagnostic information” chapter.
• Updated the topic “Miscellaneous” in the “Parts catalog” chapter.
– Changed 40X8603 to 41X0855.
– Changed 40X8606 to 41X0856.
– Changed 40X8836 to 41X0857.
– Changed 40X8837 to 41X0859.
– Changed 40X8605 to 41X0840.
– Changed 40X8608 to 41X0860.
– Changed 40X8607 to 41X0858.
July 14, 2016
• Added the separator roll assembly in the ”Covers” topic in the “Parts catalog” chapter.
4514-6xx
Service conventions and change history
24
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