Scanner Mirror Motor Control - Epson ActionLaser 1600 Service Manual

The following figure shows the fuser temperature control procedure.
Figure 2-20. Fuser Temperature Control
If the following conditions are detected, the printer indicates a fuser error (the
LCD displays SERVICE REQ. E0003).
. The thermistor temperature does not reach 55°C (131°F) within 15 sec.
. The warm-up period does not end within 120 seconds.
. The thermistor temperature drops to 130°C (266°F).
. The thermistor temperature exceeds 200°C (392°F).
The thermo fise (TF1) cuts power if the temperature of the fusing section rises to
an abnormally high level (over 200°C, 392°F).

Scanner Mirror Motor Control

Figure 2-21 is the scanner mirror motor (M2) control circuit. The scanner mirror
motor is driven while the scanner motor receives the SCANNER MIRROR
MOTOR (M2:ON) signal.
Figure 2-21. Scanner Motor Control Circuit
EPSON ActionLaser 1600 Service Manual
Principles of Operation
2-19