– Unsupported toner cartridge
– Supplies mismatch service check
• Updated CTLS service check. Even changed the title to “Unresponsive imaging unit service check.”
February 18, 2016
• Added the topic “Enabling the security reset jumper” in ”Appendix A: Printer specifications” chapter.
February 10, 2016
• Removed 41X0003 from the “Electronics 2” topics in the “Parts catalog” chapter.
December 1, 2015
• Updated the topic “Toner density sensor removal” in the ”Bottom removals” group in the “Repair information”
chapter to add installation notes.
• Updated the topic “Covers” in the “Parts catalog” chapter to update the descriptions for 40X9131 and
40X8302.
• Updated the topic “Frame (MX51x and XM1145)” in the “Parts catalog” chapter to update 40X8278 to
40X8777.
• Updated the topic “Electronics 1 (MX51x and XM1145)” in the “Parts catalog” chapter to update 41X0259 to
40X7592 and 40X7592 to 41X0259.
November 17, 2015
• Updated “Electronics 2 (MX31x, MX41x, and XM1140)” on page 443 to change description for PN
40X8047 to “Trailing edge sensor (MX31x, MX41x, and XM1140)”.
• Updated “Electronics 2 (MX51x and XM1145)” on page 445 to change description for PN 40X8045 to
“Trailing edge sensor (MX51x and XM1145).”
November 4, 2015
• Revised the “Sensor (narrow media) jam service check” topic in the “201 paper jams” subgroup in the “Paper
jams” group in the “Diagnostic information” chapter.
• Added step 6, with graphic, in the “MPF tray removal” topic in the “Front removals” group in the “Repair
information” chapter.
• Created “Electronics 1 (MX31x, MX41x, and XM1140)” topic in the “Repair information” chapter.
• Revised “Electronics 1” topic into “Electronics 1 (MX51x and XM1145)” topic in the “Repair information”
chapter.
• Created “Electronics 2 (MX31x, MX41x, and XM1140)” topic in the “Repair information” chapter.
• Revised “Electronics 2” topic into “Electronics 2 (MX51x and XM1145)” topic in the “Repair information”
chapter.
• Created “Frame (MX31x, MX41x, and XM1140)” topic in the “Repair information” chapter.
• Revised “Frame” topic into “Frame (MX51x and XM1145)” topic in the “Repair information” chapter.
• Revised graphics in the “Option trays” topic in the “Parts catalog” chapter.
October 13, 2015
• Cross‑references pointing to scanner manual registration and scanner calibration were added to the
scanner assembly and flatbed assembly removals.
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Change history
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