Samsung MultiXpress K4 Series Service Manual page 5

3.3.9. SMPS board ............................................................................................................... 3 − 27
3.3.10. FDB board ................................................................................................................. 3 − 28
3.3.11. Fuser_Exit Drive Unit .................................................................................................. 3 − 28
3.3.12. Main Drive Unit.......................................................................................................... 3 − 29
3.3.13. Pick-up Drive unit ....................................................................................................... 3 − 29
3.3.14. Toner Duct Drive Unit.................................................................................................. 3 − 30
3.3.15. Toner Supply Drive Unit ............................................................................................... 3 − 30
3.3.16. Toner Duct ................................................................................................................. 3 − 31
3.3.17. Waste Toner Container sensor ........................................................................................ 3 − 31
3.3.18. Auto Size Sensor ......................................................................................................... 3 − 32
3.3.19. Exit Unit.................................................................................................................... 3 − 32
3.3.20. Side Unit ................................................................................................................... 3 − 33
3.3.20.1. Fuser out sensor ............................................................................................ 3 − 34
3.3.20.2. Temperature sensor and Duplex sensor .............................................................. 3 − 35
3.3.20.3. MP unit ....................................................................................................... 3 − 36
3.3.21. Pick-Up Unit and sensor ............................................................................................... 3 − 40
3.3.22. Feed sensor 1.............................................................................................................. 3 − 41
3.3.23. Feed Unit and Feed sensor 2 .......................................................................................... 3 − 42
3.3.24. Registration(Regi.) Unit ............................................................................................... 3 − 43
3.3.25. DSDF Unit................................................................................................................. 3 − 44
3.3.25.1. DSDF board ................................................................................................. 3 − 46
3.3.25.2. DSDF main motor ......................................................................................... 3 − 47
3.3.25.3. DSDF paper length sensor............................................................................... 3 − 48
3.3.26. RADF Unit ................................................................................................................ 3 − 50
3.3.26.1. RADF Board ................................................................................................ 3 − 51
3.3.26.2. RADF Stacker .............................................................................................. 3 − 52
3.3.27. Scanner Unit(Platen Unit) ............................................................................................. 3 − 53
3.3.27.1. Scan Glass ................................................................................................... 3 − 55
3.3.27.2. LED Lamp Module........................................................................................ 3 − 57
3.3.27.3. Scanner Imaging Unit .................................................................................... 3 − 58
3.3.27.4. Scan Joint Board ........................................................................................... 3 − 59
3.3.27.5. APS Sensor.................................................................................................. 3 − 60
3.3.28. Side Cover Open Switch ............................................................................................... 3 − 61
3.3.29. Front Cover Open Switch.............................................................................................. 3 − 62
3.3.30. HDD......................................................................................................................... 3 − 63
3.3.31. Card Reader or NFC Kit Installation ............................................................................... 3 − 64
3.3.31.1. Installing the Card Reader or NFC Kit on Working table(BYOD) table .................... 3 − 64
3.3.31.2. Installing the Card Reader or NFC Kit inside Cover-Scan Front ............................. 3 − 66
3.3.32. Installing the Working table(BYOD) table ........................................................................ 3 − 69
3.3.33. DCF (Double Cassette Feeder) ....................................................................................... 3 − 70
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