Toshiba E-Studio 5540c - Abnormality Detection by the Thermistors and Thermopiles

3
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OUTLINE OF THE MACHINE
3 - 101
8. Abnormality detection by the thermistors and thermopiles
The following table shows the conditions for judging the temperature abnormality of the fuser belt and
pressure roller, and the detecting timing.
Check
timing
Temperature judged
Error
code
Counter
(08-
2002)
Error
judging
timing
Fuser belt
thermistor /
thermopile
Pressure roller
thermistor
Center Edge Center Side Edge
Power ON 220°C
or
above
--- --- --- --- C449 9 Power ON
--- 220°C
or
above
--- --- ---
--- --- 220°C
or
above
--- --- C468 8
--- --- --- 220°C
or
above
---
--- --- --- --- 210°C
or
above
--- --- 40°C or
below
150°C
or
above
--- C462 62
--- --- 150°C
or
above
40°C or
below
---
Detecting
40°C
220°C
or
above
--- --- --- --- C449 19 On usual
--- 220°C
or
above
--- --- ---
--- --- 220°C
or
above
--- --- C468 18
--- --- --- 220°C
or
above
---
--- --- --- --- 210°C
or
above
40°C or
below
--- --- --- --- C412
(C411)
2
(1)
Fixed time
--- --- 40°C or
below
--- --- C462
(C461)
62
(61)
--- --- --- 40°C or
below
---
--- --- Difference between
Center and Side:
40°C or more
--- C464 70