Error code Description Action
920.07 The fuser hot roll temperature is not maintained
properly while the media in the fuser nip.
Go to
“Fuser (920.07, 920.31, 920.32) failure
service check” on page 243.
920.25 Fuser does not maintain proper operating
temperature within steady state control.
Go to
“Fuser (920.25–920.29) failure service
check” on page 244.
920.26 The fuser hot roll took too long to heat up after
transitioning to new enhanced mode within
standby control only.
920.27 The fuser hot roll fell to far below desired
temperature while in standby control.
920.28 The fuser hot roll is too cool while checking for
slope change in standby.
920.29 The fuser hot roll is too cool when heating to
desired temperature after slope change within
standby control only.
920.31 The fuser hot roll temperature does not increase
while the lamp is turned on.
Go to
“Fuser (920.07, 920.31, 920.32) failure
service check” on page 243.
920.32 The fuser hot roll temperature is not maintained
properly while the media in the fuser nip.
920.50 Fuser does not maintain proper operating
temperature within steady state control.
Fuser page count has exceeded life.
Go to
“Fuser unit assembly removal” on
page 373.
920.51 The fuser hot roll took too long to heat up after
transitioning to new enhanced mode within
standby control only.
Fuser page count has exceeded life. Replace the
fuser unit assembly.
920.52 The fuser hot roll fell to far below desired
temperature while in standby control.
Fuser page count has exceeded life. Replace the
fuser unit assembly.
920.53 The fuser hot roll is too cool while checking for
slope change in standby.
Fuser page count has exceeded life.
920.54 The fuser hot roll is too cool when heating to
desired temperature after slope change within
standby control only.
Fuser page count has exceeded life. Replace the
fuser unit assembly.
7462
Diagnostic information
221
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