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e-STUDIO3511/4511 FUSER UNIT/PAPER EXIT SECTION 16 - 12 November 2003 © TOSHIBA TEC
16
Checking timing
Power ON
Detecting
40°C
Detecting
100°C
Detecting
160°C
Detecting
ready
temperature
During ready
status
At energy
saving mode
During printing
At paper jam
Condition
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
Main thermistor
250°C or above
-
40°C or below
150°C or above
250°C or above
-
40°C or below
-
250°C or above
-
100°C or below
-
40°C or below
150°C or above
250°C or above
-
160°C or below
-
40°C or below
150°C or above
250°C or above
-
Ready temp. or below
-
40°C or below
160°C or above
250°C or above
-
40°C or below
-
40°C or below
160°C or above
250°C or above
-
-
40°C or below
-
-
250°C or above
-
Sub thermistor
-
250°C or above
150°C or above
40°C or below
-
250°C or above
-
40°C or below
-
250°C or above
-
100°C or below
150°C or above
40°C or below
-
250°C or above
-
160°C or below
150°C or above
40°C or below
-
250°C or above
-
Ready temp. or below
160°C or above
40°C or below
-
250°C or above
-
40°C or below
160°C or above
40°C or below
-
250°C or above
-
-
40°C or below
-
-
250°C or above
Front edge thermistor
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
250°C or above
-
-
40°C or below
-
-
Error
code
C440
C410
C440
C410
C440
C430
C440
C430
C440
C430
C440
C430
C440
C450
C440
Checking
timing
Power ON
Fixed time
Fixed time
Fixed time
Fixed time
On usual
On usual
On usual
(7) Abnormality detection by the thermistors
The following table shows the conditions judging the fuser belt temperature abnormality and detecting timing.
Temperature judged
* Condtion: Priority of error checking.