Lexmark T640 Service Manual page 58

4061-xx0
Service error codes (9xx.xx) (continued)
Error Sub
Display text
code codes
922 .03 Hot roll reached final
lamp detection
temperature but took
longer than largest time
in lookup table. Fuser
page count between 0
and 99,999.
922 .04 Hot roll timed out in
trying to reach the final
lamp detection
temperature. Fuser
page count between 0
and 99,999.
922 .06 Hot roll did not reach
operating temperature in
time (new enhanced
control). Fuser page
count between 0 and
99,999.
922 .07 Fuser has taken too long
to reach desired
temperature after
increasing interrupt gap.
Fuser page count
between 0 and 99,999.
922 .12 Hot roll took too long to
reach the beginning
lamp detection
temperature. Fuser
page count between
100,000 and 199,999.
922 .13 Hot roll reached final
lamp detection
temperature but took
longer than largest time
in lookup table. Fuser
page count between
100,000 and 199,999.
922 .14 Hot roll timed out in
trying to reach the final
lamp detection
temperature. Fuser
page count between
100,000 and 199,999.
922 .15 After hot roll lamp
detection, did not roll
over to steady state
control in time. Fuser
page count between
100,000 and 199,999.
2-16
Service Manual
Description
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
• Low wattage or incorrect lamp.
• Bad thermistor, circuit, or cabling.
• Fuser not receiving sufficient AC
power.
• Poor supply line voltage.
The control code has been lost.
Action
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.
Go to "922.xx—Cold fuser
check" on page 2-89.