User's Guide
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If the printer control panel light sequence matches a light sequence in the “Primary light sequence”
column of the following table, then press
twice quickly on the printer control panel. Search for a
matching light sequence in the “Supplemental light sequence” column, and then see the message in the
same row.
Primary light sequence
Supplemental light sequence
Message
Missing or
unresponsive toner
cartridge
Replace toner cartridge
Toner cartridge, printer
region mismatch
Missing or
unresponsive imaging
unit
Standard network
software error
Network [x] software
error
Insufficient memory to
collate job
Complex page
Insufficient memory to
support Resource Save
feature
Standard parallel port
disabled
Standard USB port
disabled
Too many trays
attached
Incorrect paper size