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.
June 2, 2016
• Updated the graphic of the “Electronics 2” topic in the “Parts catalog” chapter.
March 23, 2016
• Revised the topic “Covers” in the ”Parts catalog” chapter.
• Revised the following topics in the “Diagnostic information” chapter:
– Performing the initial troubleshooting check
– Initial print quality check
– User attendance messages (0‑99.99)
– Imaging unit smart chip contact service check
– Toner smart chip compatibility service check
– Imaging chip compatibility service check
– Toner starvation service check
– Unresponsive imaging unit service check (formerly “CTLS service check”)
– Unresponsive toner cartridge service check (formerly “Toner cartridge smart chip contact service check”)
• Created the following topics in the “Diagnostic information” chapter:
– Printer cartridge mismatch service check
– Unsupported toner cartridge service check
– Unsupported imaging unit service check
– Supplies mismatch service check
February 18, 2016
• Added the topic “Enabling the security reset jumper” in ”Appendix A: Printer specifications” 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.
October 29, 2015
• Updated the topic “Option trays” in the “Parts catalog” chapter to revise its art.
• Updated the topic “ACM assembly removal” in the “Repair information” chapter to revise its art.
August 7, 2015
• Updated “Electronics 1” on page 281 to add PN 41X0913 for the video cable.
4514-2xx
Change history
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