2KR/2KS
2-2-3
(2) Switches and sensors
Figure 2-2-2 Switches and sensors
1. Main power switch (MSW) ........................... Turns the AC power on and off.
2. Interlock switch (ILSW) ................................ Turns the AC power for the fuser heaters on and off.
3. Safety switch 1 (SSW1) ............................... Breaks the safety circuit when the left cover 1 is opened.
4. Safety switch 2 (SSW2) ............................... Breaks the safety circuit when the front cover is opened.
5. Paper switch 1 (PSW1)................................ Detects the presence of paper in cassette 1.
6. Paper switch 2 (PSW2)................................ Detects the presence of paper in cassette 2.
7. Lift switch 1 (LSW1)..................................... Detects lift reaching the upper limit in cassette 1.
8. Lift switch 2 (LSW2)..................................... Detects lift reaching the upper limit in cassette 2.
9. Paper size length switch 1 (PLSW1) ........... Detects the length of paper in the cassette 1.
10. Paper size length switch 2 (PLSW2)............ Detects the length of paper in the cassette 2.
11. Paper size width switch 1 (PWSW1)............ Detects the width of paper in the cassette 1.
12. Paper size width switch 2 (PWSW2)............ Detects the width of paper in the cassette 2.
13. MP paper switch (MPPSW) ......................... Detects the presence of paper on the MP tray.
14. MP paper size length switch (MPPLSW) ..... Detects the length of paper on the MP tray.
15. MP paper size width switch (MPPWSW) ..... Detects the width of paper on the MP tray.
16. Feed switch 1 (FSW1) ................................. Detects a paper misfeed in the paper cassette paper feed section.
17. Feed switch 2 (FSW2) ................................. Detects a paper misfeed in the paper cassette paper feed section.
18. Feed switch 3 (FSW3) ................................. Detects a paper misfeed in the paper cassette paper feed section.
19. MP feed switch (MPFSW)............................ Detects a paper misfeed in the MP tray paper feed section.
20. Home position switch (HPSW)..................... Detects the optical system in the home position.
Machine front
Machine inside
Machine rear
1
9
10
16
23
17
36
26
33
29
28
18
19
34
32
35
24
25
20
22
15
14
31
27
13
2
3
4
5
7
6
8
37
12
11
30
21
Y111960-2 Service Manual