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2-20 Service Manual
922 .56 Hot roll did not reach
operating temperature in
time (new enhanced
control). Fuser page
count stopped at
500,000 to preserve
data.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
922 .57 Fuser has taken too long
to reach desired
temperature after
increasing interpage
gap. Fuser page count
stopped at 500,000 to
preserve data.
• Low wattage or incorrect lamp.
• Excessive load on the fuser.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
922 .92 Hot roll took too long to
reach the beginning
lamp detection
temperature. Fuser
page count not
available.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
922 .93 Hot roll reached ‘final
lamp detection
temperature’ but took
longer than largest time
in lookup table. Fuser
page count not
available.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
922 .94 Hot roll timed out in
trying to reach the final
lamp detection
temperature. Fuser
page count not
available.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
922 .95 After hot roll lamp
detection, did not roll
over to steady state
control in time. Fuser
page count not
available.
Control code has been lost. Go to “922.xx—Cold fuser
check” on page 2-89.
922 .96 Hot roll did not reach
operating temperature in
time (new enhanced
control). Fuser page
count not available.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
922 .97 Fuser has taken too long
to reach desired
temperature after
increasing interpage
gap. Fuser page count
not available.
• Low wattage or incorrect lamp.
• Excessive load on the fuser.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
Go to “922.xx—Cold fuser
check” on page 2-89.
Service error codes (9xx.xx) (continued)
Error
code
Sub
codes
Display text Description Action