May 24, 2017
• Updated the "912 error messages" topic of the "912 errors" subgroup of the "Printer hardware errors" group
of the "Diagnostics and troubleshooting" chapter.
May 16, 2017
• Updated the entire group, “Fixing print quality issues” on page 45, 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 "MX517de" in the cover.
• Added "MX517de" in the introduction to the “General information" chapter.
• Added 41X2014 to the revised topic "Control panel (MX41x, MX51x, XM1140, and XM1145)" in the "Parts
catalog" chapter.
February 27, 2017
• Added "MX317" and "MX417" in the cover.
• Added "MX317dn" and "MX417de" in the introduction to the “General information" chapter.
• Revised the topics "Control panel (MX31x)" and "Control panel (MX41x, MX51x, XM1140, and XM1145)" 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.
December 5, 2016
• Updated the topic “ACM clutch removal (MX310, MX410)” in the “Repair information” chapter.
October 21, 2016
• Corrected the descriptions of 40X7592 to “tray present sensor” and 41X0259 to “narrow media sensor” in
the topic “Electronics 1 (MX51X and XM1145)” in the “Parts catalog” chapter.
• Updated the topics “Unresponsive imaging unit service check” and “Blank pages check” in the “Diagnostic
information” chapter.
September 30, 2016
• Deleted the first step of the “Blank pages check” topic in the “Fixing print quality issues” group in the
“Diagnostic information” chapter.
September 14, 2016
• Changed 40X9108 to 41X0917 in the topic "Imaging” in the chapter “Parts catalog.”
September 2, 2016
• Updated the topic "ADF paper jam service check” in the group “Paper jams” in the chapter “Diagnostic
information.”
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Change history
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