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2KN/2KP
2-2-4
15. Toner container sensor (TCS)...................... Detects the quantity of toner in a toner container.
16. Cassette 1 level sensor 1 (CAS1LS1) ......... Detects the paper level in cassette 1.
17. Cassette 1 level sensor 2 (CAS1LS2) ......... Detects the paper level in cassette 1.
18. Cassette 1 level sensor 3 (CAS1LS3) ......... Detects the paper level in cassette 1.
19. Cassette 1 detection sensor (CAS1DS)....... Detects the opening/closing of cassette 1.
20. Cassette 2 level sensor 1 (CAS2LS1) ......... Detects the paper level in cassette 2.
21. Cassette 2 level sensor 2 (CAS2LS2) ......... Detects the paper level in cassette 2.
22. Cassette 2 level sensor 3 (CAS2LS3) ......... Detects the paper level in cassette 2.
23. Cassette 2 detection sensor (CAS2DS)....... Detects the opening/closing of cassette 2.
24. Deck conveying switch 1 (DKCSW1)........... Detects a paper misfeed.
25. Deck conveying switch 2 (DKCSW2)........... Detects a paper misfeed.
26. Paper empty switch 1 (PESW1)................... Detects the presence of paper in cassette 1.
27. Paper empty switch 2 (PESW2)................... Detects the presence of paper in cassette 2.
28. Paper empty switch 3 (PESW3)................... Detects the presence of paper in cassette 3.
29. Paper empty switch 4 (PESW4)................... Detects the presence of paper in cassette 4.
30. Lift limit switch 1 (LILSW1)........................... Detects the cassette 1 deck base reaching the upper limit.
31. Lift limit switch 2 (LILSW2)........................... Detects the cassette 2 deck base reaching the upper limit.
32. Lift limit switch 3 (LILSW3)........................... Detects the cassette 3 cassette operation plate reaching the upper limit.
33. Lift limit switch 4 (LILSW4)........................... Detects the cassette 4 cassette operation plate reaching the upper limit.
34. Paper length size switch 1 (PLSW1)............ Detects the length of paper in cassette 3.
35. Paper length size switch 2 (PLSW2)............ Detects the length of paper in cassette 4.
36. Paper width size switch 1 (PWSW1)............ Detects the width of paper in cassette 3.
37. Paper width size switch 2 (PWSW2)............ Detects the width of paper in cassette 4.
38. Scanner home position switch (SHPSW)..... Detects the optical system in the home position.
39. Original size detection sensor (OSDS) ........ Detects the size of the original.
40. DP set detection switch (DPSDSW) ............ Detects the opening/closing of the DP.
41. Toner container detection switch
(TCDSW) ..................................................... Detects the presence of the toner container.
42. Developing sensor (DEVS) .......................... Detects the toner density in the developing unit.
43. Potential sensor (PTS)................................. Detects the potential on the drum surface.
44. Humidity sensor (HUMS1) ........................... Detects the outside temperature and humidity.
45. Front cover switch (FRCSW) ....................... Breaks the safety circuit when the front cover is opened.
46. Right cover switch (RCSW) ......................... Breaks the safety circuit when the right cover is opened.
47. Duplex conveying switch 1 (DUPCSW1) ..... Detects a paper misfeed.
48. Duplex conveying switch 2 (DUPCSW2) ..... Detects a paper misfeed.
49. Duplex conveying switch 3 (DUPCSW3) ..... Detects a paper misfeed.
50. Duplex side registration switch
(DUPSRSW) ................................................ Operates the right and left side guides.
51. Duplex jam detection switch (DUPJSW)...... Detects a paper misfeed in the duplex paper feed section.
52. Duplex feed switch (DUPFSW).................... Detects a paper misfeed.
53. Waste toner sensor (WTS)........................... Detects when the waste toner box is full.
54. Timing switch 1 (TIMSW1) ........................... Detects the cassette 1 paper feed timing.
55. Timing switch 2 (TIMSW2) ........................... Detects the cassette 2 paper feed timing.
56. Timing switch 3 (TIMSW3) ........................... Detects the cassette 3 paper feed timing.
57. Timing switch 4 (TIMSW4) ........................... Detects the cassette 4 paper feed timing.
58. Developing humidity sensor (HUMS2)......... Detects the temperature and humidity around the developing section.
Summary of Contents for TASKalfa 620
Page 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
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Page 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Page 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Page 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Page 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Page 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Page 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Page 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Page 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Page 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Page 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Page 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Page 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
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