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182
Fuser Errors
Error
Code
Problem Cause on Fuser
Solution
201600
A3 or A4 lamp heating exceeds the upper
temperature limit (210 degrees).
1. Reboot the machine.
2. If the error code
persists, replace the
fuser.
201604
Analog to Digital conversion (ADC)
adjustment not ready.
201605
Analog to digital conversion not ready: In a
non-initial state, query on the A3 and A4
lamps’ ADC values per 500ms fails.
201607
The temperature difference between A3 and
A4 lamps is more than 50 degrees.
201612
The difference between the current and last
temperatures of the A3 lamp is more than 20
degrees.
201613
The difference between the current and last
temperatures of the A4 lamp is more than 20
degrees.
201614
In the warming state, the A3 lamp does not
heat up over 5 degrees in 10 seconds, which
means a heating error occurs.
201615
In the warming state, the A4 lamp does not
heat up over 7 degrees in 10 seconds, which
means a heating error occurs.
201616
Fuser heating from ready to print status is
over 20 seconds.
201617
Fuser heating from warming to ready status
is over 155 seconds.
201618
Fuser heating from starting to ready status is
over 100 seconds.
201621
The machine detects that the A4 lamp’s
thermistor is not connected.
201624
The machine detects that the A3 lamp’s
thermistor is not connected.
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