Overview
D017/D018/D019/D020 6-10 SM
CO Key Counter (Option)
Used for control of authorized use. If this feature is
enabled for copying, copying will be impossible until
it is installed.
H Tray Heater
Option. Turns on when the main power switch is off
to prevent moisture from forming around the paper
trays.
H
Anti-Condensation
Heater
Option. Turns on when the main power switch is off
to prevent moisture from forming on the optics.
TH Thermistor (Sub)
Reads the temperature at the end of the hot roller.
These readings are used for fusing temperature
control.
TH Thermistor (Main)
Reads the temperature at the center of the hot roller.
These readings are used for fusing temperature
control.
TS Thermostats
Open the fusing lamp circuit if the fusing unit
overheats.