Specifications

4-8
Summary of Product
Samsung Electronics
Service Manual
>>Clutch
NO. Name Description
1. Yellow DEVE clutch Controls Yellow color toner cartridge drive
2. Magenta DEVE clutch Controls Magenta color toner cartridge drive
3. Cyan DEVE clutch Controls Cyan color toner cartridge drive
4. Black DEVE clutch Controls Black color toner cartridge drive
5. Feed Regi. Clutch Controls the location of picked-up paper
4.1.4 Sensor & Micro S/W Layout
NO. Name Description
1. Paper Empty Sensor(FCT) This sensor detects paper in the first (main) cassette.
2. Paper Empty Sensor(SCT) This sensor detects paper in the second (optional) cassette.
3. Paper Empty Sensor(MPT) This sensor detects paper in the multi-purpose tray.
4. Feed Sensor This sensor must operate within a certain time after paper pick-
up otherwise a JAM is detected
5. ITB Home Sensor This detects the position of the image transfer belt, and in
dicates the start location for image writing. It is used to ensure
that all 4 colour images are correctly registered.
6. Waste Toner Sensor This detects whether the waste toner tank is mounted or not and
the amount of waste toner in the tank.
7. Exit Sensor This detects whether printing paper is discharged or not.
8. DEVE Cover Open S/W This detects the open/closed status of the DEVE Cover.
9. Duplex Cover Open S/W This detects the open/closed status of the Duplex Cover.
Note: * ITB Home Sensor is located in the ITB unit. If it develops a fault replace the ITB unit.
* Please, refer to the Chap. 7 Arrangement and Adjustment, "Paper Path diagram", for the location
of the paper empty sensor, feed sensor, and exit sensor.
* Please, refer to page 4-2 for the location of the waste toner sensor, DEVE cover open S/W, and
duplex cover open S/W.