2GZ/2G1
2-2-3
23. Toner sensor (TNS)...................................... Detects the toner density in the developing unit.
24. Toner container detection switch
(TCDSW) ..................................................... Detects the presence of the toner container.
25. Toner container sensor (TCS)...................... Detects the quantity of toner in a toner container.
26. Waste toner box detection switch
(WTDSW)..................................................... Detects the presence of the waste toner box.
27. Overflow sensor (OFS) ................................ Detects when the waste toner box is full.
28. Humidity sensor (HUMS) ............................. Detects absolute humidity.
29. Fuser unit thermistor 1 (FTH1)..................... Detects the heat roller temperature.
30. Fuser unit thermistor 2 (FTH2)..................... Detects the heat roller temperature.
31. Front cover switch (FRCSW) ....................... Detects the opening and closing of the front cover.
32. Left cover 1 switch (LC1SW) ....................... Detects the opening and closing of the left cover 1.
33. Left cover 2 switch (LC2SW) ....................... Detects the opening and closing of the left cover 2.
34. Paper full sensor (PFS)................................ Detects whether the top tray is full.
35. Duplex paper conveying switch
(DUPPCSW) ................................................ Detects a paper jam in the duplex section.