4. Fusing Unit Service Call Conditions
The machine warns the customer on the LCD panel (SC code 0-02) when
any of the following conditions occur (error code 9-22).
•
When the fusing temperature is below 90
°
C and does not increase at
least 20
°
C within 12 to 30 seconds after the lamp turns on.
•
If the fusing temperature does not exceed 157
°
C within 60 seconds
after the lamp turns on.
•
If the fusing temperature drops below 70
°
C when the low temperature
(100
°
C) is selected in the power saver mode.
•
If the fusing temperature drops below 145
°
C while printing.
•
If the fusing temperature exceeds 200
°
C for more than 50 ms.
Cross reference
Service Call Conditions: Section 7.3
Power Saver Mode: Section 2.3.1
5. Fusing Unit Fan
The fusing unit fan cools the machine. The fan motor turns on for 2 seconds
when the machine is turned on. It also turns on during printing and turns off 3
seconds after printing.
The MCB detects a fusing unit fan error when the voltage of the motor falls
below 160 mV for more than 2 seconds while turning.
DETAILED SECTION DESCRIPTIONS
June 30th, 1996
PRINTING
2-21
