Kyocera ECOSYS FS-3140MFP, Service Manual, Page: 222 / 273

2LW/2LX
2-2-3
(2) Switches and sensors
Figure 2-2-2 Switches and sensors
1. Main power switch (MSW) .................... Turns ON/OFF the AC power source.
2. Interlock switch (ILSW) ......................... Shuts off 24 V DC power line when the front cover is opened.
3. Cassette size switch (CSSW) ............... Detects the paper size dial setting of the paper setting dial.
4. Paper sensor 1 (PS1) ........................... Detects the paper remaining amount level.
5. Paper sensor 2 (PS2) ........................... Detects the paper remaining amount level.
6. Lift sensor (LS)...................................... Detects activation of upper limit of the bottom plate in the paper
cassette.
7. Registration sensor (RS)....................... Detects the timing of primary feeding.
8. MP paper sensor (MPPS) ..................... Detects the presence of paper on the MP tray.
9. Eject sensor (ES) .................................. Detects paper jam in the fuser unit.
10. Paper full sensor (PFS)......................... Detects whether the face down tray is full.
11. Duplex jam sensor (DUJS) ................... Detects paper jam in the duplex conveying section.
12. Duplex sensor (DUS) ............................ Detects paper jam in the rear unit.
13. Toner sensor (TS) ................................. Detects the toner in the toner container.
14. Waste toner sensor (WTS).................... Detects the waste toner box being full.
15. Envelope switch-R (EVSW-R) .............. Detects the position of the envelope switch (right).
16. Envelope switch-L (EVSW-L)................ Detects the position of the envelope switch (left).
17. Envelope feeder switch (EVFSW)......... Detects optional envelope feeder.
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Machine inside Machine left
Machine right