Error
code or
Error contents
message
923.51
Fuser over
temperature failure.
Fuser type = 1
923.75
Fuser over
temperature failure.
Fuser type = 2
923.76
Fuser over
temperature failure.
Fuser type = 2
924.00
Open fuser thermistor
check
Fuser type = 1
924.01
Open fuser thermistor
check failure.
Fuser type = 1
924.25
Open fuser thermistor
check
Fuser type = 2
924.26
Open fuser thermistor
check failure.
Fuser type = 2
924.50
Open fuser thermistor
check
Fuser type = 1
Fuser page count has
exceeded life.
924.51
Open fuser thermistor
check failure.
Fuser type = 1
Fuser page count has
exceeded life.
924.75
Open fuser thermistor
check
Fuser type = 2
Fuser page count has
exceeded life.
Description/Action
The fuser hot roll has
exceeded the proper operating
temperature.
The fuser hot roll has
exceeded the proper operating
temperature.
The fuser hot roll has
exceeded the proper operating
temperature.
The fuser thermistor might be
faulty.
The fuser thermistor has failed.
The fuser thermistor might be
faulty.
The fuser thermistor has failed.
The fuser thermistor might be
faulty.
The fuser thermistor has failed.
The fuser thermistor might be
faulty.
Possible repair actions
Replace the fuser unit
assembly if problem remains.
"Fuser unit assembly
Go to
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Replace the fuser unit
assembly if problem remains.
Go to
"Fuser unit assembly
removal (T650, T652, T654)"
on page
4-23.
Diagnostic information
4062
2-101