Olivetti d-Color MF2552 plus, Service Manual, Page: 487 / 740

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2-2-5
(2) Switches and sensors
Figure 2-2-2 Switches and sensors
1. Home position sensor (HPS) ................ Detects the ISU in the home position.
2. Original detection switch (ODSW) ........ Operates the original size detection sensor.
3. Original size sensor (OSS) ................... Detects the size of the original.
4. Front cover switch 1 (FCSW1).............. Detects the opening and closing of the front cover.
5. Right cover switch 1 (RCSW1) ............. Detects the opening and closing of the right cover 1.
6. Right cover switch 2 (RCSW2) ............. Detects the opening and closing of the right cover 2.
7. Feed sensor 1 (FS1) ............................. Detects a paper misfeed in the vertical conveying section.
8. Feed sensor 2 (FS2) ............................. Detects a paper misfeed in the vertical conveying section.
9. MP paper sensor (MPPS) ..................... Detects the presence of paper on the MP tray.
10. MP sub tray detection switch
(MPTDSW)............................................ Detects the position of the MP sub tray.
11. MP paper width switch (MPPWSW)...... Detects the width of paper in the MP tray.
12. MP paper length switch (MPPLSW)...... Detects the length of paper in the MP tray.
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