Samsung Xpress M283 Series Service Manual page 3

2.2.5.4.
2.2.5.5.
2.2.5.6.
2.2.5.7.
2.2.5.8.
2.2.6. Engine F/W Control Algorithm ...................................................................................... 2 − 30
2.2.6.1.
2.2.6.2.
2.2.6.3.
2.2.6.4.
2.2.7. Software Descriptions .................................................................................................. 2 − 32
2.2.7.1.
2.2.7.2.
2.2.7.3.
3. Disassembly and Reassembly .............................................................................................................. 3 − 1
3.1. Precautions when replacing parts ................................................................................................ 3 − 1
3.1.1. Precautions when assembling and disassembling ............................................................... 3 − 1
3.1.2. Precautions when handling PBA..................................................................................... 3 − 1
3.1.3. Releasing Plastic Latches .............................................................................................. 3 − 2
3.2. Screws used in the printer.......................................................................................................... 3 − 3
3.3. Replacing the Main SVC parts ................................................................................................... 3 − 4
3.3.1. Side Cover ................................................................................................................. 3 − 4
3.3.2. Rear Cover................................................................................................................. 3 − 5
3.3.3. Front Cover ................................................................................................................ 3 − 6
3.3.4. Top Cover .................................................................................................................. 3 − 7
3.3.5. Main Board ................................................................................................................ 3 − 7
3.3.6. SMPS........................................................................................................................ 3 − 8
3.3.7. HVPS........................................................................................................................ 3 − 8
3.3.8. Bin-Full Sensor ........................................................................................................... 3 − 9
3.3.9. Main Drive unit........................................................................................................... 3 − 9
3.3.10. Pick up and Regi Clutch ............................................................................................... 3 − 10
3.3.11. Pick up and Forward roller ............................................................................................ 3 − 10
3.3.12. Retard Roller .............................................................................................................. 3 − 11
3.3.13. Duplex Unit ............................................................................................................... 3 − 12
3.3.14. Transfer Roller............................................................................................................ 3 − 13
3.3.15. LSU.......................................................................................................................... 3 − 13
3.3.16. Fuser Unit .................................................................................................................. 3 − 14
3.3.17. Exit Sensor................................................................................................................. 3 − 14
3.3.18. Feed and Regi sensor PBA ............................................................................................ 3 − 15
3.3.19. OPE PBA .................................................................................................................. 3 − 16
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Joint PBA .................................................................................................... 2 − 22
SMPS Board ................................................................................................ 2 − 23
HVPS Board ................................................................................................ 2 − 25
NFC Tag Sticker ........................................................................................... 2 − 26
Electrical Parts Location ................................................................................. 2 − 27
Feeding ....................................................................................................... 2 − 30
Transfer....................................................................................................... 2 − 30
Fusing......................................................................................................... 2 − 31
LSU............................................................................................................ 2 − 31
Software system overview .............................................................................. 2 − 32
Architecture ................................................................................................. 2 − 32
Data and Control Flow ................................................................................... 2 − 33
Contents
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