Toshiba e-STUDIO453 Service Manual page 250

(7) Abnormality detection by the thermistors
The following table shows the conditions judging the fuser belt temperature abnormality and detecting timing.
Checking timing
Power ON
Detecting
40°C
Detecting
100°C
Detecting
160°C
Detecting
ready
13
temperature
During ready
status
At Energy
Saving Mode
During printing
At paper jam
* The figures in the "condition" section denote the priority of error checking.
e-STUDIO350/352/353/450/452/453
FUSER UNIT / PAPER EXIT SECTION
Condition
Main thermistor
230°C or above
1
-
230°C or above
1
-
40°C or below
2
-
230°C or above
-
1
100°C or below
-
230°C or abov e
-
1
160°C or below
230°C or above
-
1
Ready temp. or below
-
230°C or above
-
1
40°C or below
-
230°C or above
-
1
40°C or below
-
2 -
230°C or above
1
Temperature judged
Front edge thermistor
280°C or above
-
280°C or above
-
-
-
280°C or above
-
-
-
280°C or above
-
-
-
280°C or above
-
-
-
280°C or above
-
-
-
280°C or above
-
-
-
-
40°C or below
-
13 - 12 © 2003 - 2008 TOSHIBA TEC CORPORATION All rights reserved
Checking Error
timing code
Power ON C440
C440
Fixed time
C410
Fixed time C440
Fixed time C440
Fixed time C440
On usual C440
C440
On usual
C450
On usual C440