Panasonic KX-MB262CX Service Manual page 19

KX-MB262CX/KX-MB772CX
6.16. HEAT LAMP CONTROL CIRCUIT
The temperature of the fixing part of the Fuser Unit is converted to a voltage by THERMISTOR and input to IC300-D19pin. The
heat lamp is turned on/off by the HTRCTL signal (IC300-AD19pin) through the photo triac (PC2) and the triac (SCR51). And two
thermostats are set on the AC line as the safety devices.
1. Control at Printing
a. After the printing signal is received, turn ON the heater.
b. After that, turn ON the motor at the Primary Stable Temperature (170
c. After that, control at the Secondary Stable temperature (195
°
C).
° °
C/200 C), and feed papers.