Lexmark CX310dn - Page 77

Error code Description Action
121.02
Service Fuser Error
Fuser is over temperature. Note: Some of these errors are caused by
a faulty component on the LVPS. Check the
history file in the printer to verify other
occurrences. If there are others, then
replace the LVPS. See “Low‑voltage power
supply (LVPS) assembly removal” on
page 268. Then, see “121.xx Fuser service
check” on page 83.
121.03
Service Fuser Error
Fuser open thermistor check failed. See “121.xx Fuser service check” on
page 83.
121.04
Service Fuser Error
Attempting to print with estimated power at or
above minimum power.
121.05
Service Fuser Error
Fuser failed to reach final temperature in time.
121.06
Service Fuser Error
Attempting to print when the estimated power is
too low.
121.07
Service Fuser Error
Timed out waiting for home sensor event
121.08
Service Fuser Error
Wrong lamp bit is set in NVRAM.
121.10
Service Fuser Error
Fuser failed to warm up.
121.11
Service Fuser Error
Fuser under temperature error while in standby.
121.12
Service Fuser Error
Fuser under temperature error while printing.
121.13
Service Fuser Error
Fuser open thermistor check failed for second
thermistor.
121.14
Service Fuser Error
Fuser shorted thermistor check failed for hot roll
thermistor.
121.15
Service Fuser Error
Fuser shorted thermistor check failed for second
thermistor.
121.16
Service Fuser Error
Estimated power is at or above the maximum
power.
121.17
Service Fuser Error
Total failure to close fuser nip.
121.26
Service Fuser Error
Attempting to print with estimated power at or
below minimum power.
7527
Diagnostic information
77