SERVICE CALL CONDITIONS April 2007 4-54
Hot roller thermistor error 3: Software - High Temperature SC563 A
The thermistor detected a
temperature over 250°C 10
times within 1 sec.
• TRIAC short
• IOB defective
• BICU defective
• Fusing temperature control is erratic
Do SP5810 to cancel the SC fusing code.
Hot roller thermistor error 4: Hardware - High Temperature SC564 A
The thermistor detected a
temperature over 260°C. • TRIAC short
• IOB defective
• BICU defective
• Fusing temperature control is erratic
Do SP5810 to cancel the SC fusing code.
Hot roller thermistor error 5: Lamp remains ON SC565 A
After hot roller reaches warmup
temperature, the hot roller fusing
lamp remains for 6300 sec.
while the hot roller is not
rotating.
• Thermistor damaged, or out of position
• Fusing lamp disconnected, broken
Do SP5810 to cancel the SC fusing code.
Double-feed sensor error SC585 C
The output of the double-feed
sensor reaches the upper or
lower limit
• Double-feed sensor connector is not
connected correctly.
• Double-feed sensor is dirty with paper
dust.
• There is paper or foreign material
between the receptor and LED of the
double-feed sensor.