Error code Description Action
915.00 The redrive motor encoder detection is lost during
normal operation.
Go to
“Redrive motor assembly service check”
on page 217.
915.01 The redrive motor does not rotate at the specified
speed.
916.00 The duplex drive motor encoder detection is lost
during normal operation.
Go to
“Internal duplex drive motor service
check” on page 218.
916.01 The duplex drive motor does not rotate at the
specified speed.
917.00 Problem with transfer — transfer servo start error. Go to “Transfer problem service check” on
page 218.
920.xx error messages
Error code Description Action
920.00 Fuser does not maintain proper operating
temperature within steady state control.
Go to
“Fuser (920.00–920.04) failure service
check” on page 219.
920.01 The fuser hot roll took too long to heat up after
transitioning to new enhanced mode within
standby control only.
920.02 The fuser hot roll fell to far below desired
temperature while in standby control.
920.03 The fuser hot roll is too cool while checking for
slope change in standby.
920.04 The fuser hot roll is too cool when heating to
desired temperature after slope change within
standby control only.
920.06 The fuser hot roll temperature does not increase
while the lamp is turned on.
Go to
“Fuser (920.06) failure service check” on
page 220.
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 220.
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 221.
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.
4062
Diagnostic information
197
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