Samsung SL-C2670FW Service Manual page 3

2.2.5.2.
2.2.5.3.
2.2.5.4.
2.2.5.5.
2.2.5.6.
2.2.5.7.
2.2.5.8.
2.2.5.9.
2.2.5.10. Electrical Parts Location ................................................................................. 2 − 36
2.2.6. Engine F/W Control Algorithm ...................................................................................... 2 − 40
2.2.6.1.
2.2.6.2.
2.2.6.3.
2.2.6.4.
2.2.7. Software Descriptions .................................................................................................. 2 − 42
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 maintenance parts ................................................................................................. 3 − 5
3.3.1. Toner Cartridge ........................................................................................................... 3 − 5
3.3.2. Waste Toner Container ................................................................................................. 3 − 6
3.3.3. ITB Unit .................................................................................................................... 3 − 7
3.3.4. Fuser Unit .................................................................................................................. 3 − 9
3.3.5. Pick up_Forward_Reverse roller..................................................................................... 3 − 10
3.4. Replacing the main SVC parts.................................................................................................... 3 − 11
3.4.1. Left and Right cover .................................................................................................... 3 − 11
3.4.2. HVPS board ............................................................................................................... 3 − 12
3.4.3. Outer Temperature Sensor ............................................................................................. 3 − 12
3.4.4. Main Board ................................................................................................................ 3 − 13
3.4.5. SMPS Fan.................................................................................................................. 3 − 13
3.4.6. SMPS board ............................................................................................................... 3 − 14
3.4.7. RADF Unit ................................................................................................................ 3 − 14
3.4.8. OPE Unit ................................................................................................................... 3 − 15
3.4.9. Platen Unit ................................................................................................................. 3 − 16
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GUI OPE Controller ...................................................................................... 2 − 27
Fax Board .................................................................................................... 2 − 29
Wireless LAN board ...................................................................................... 2 − 29
SMPS board ................................................................................................. 2 − 31
HVPS board ................................................................................................. 2 − 33
ITB EEPROM PBA....................................................................................... 2 − 34
HUB PBA ................................................................................................... 2 − 34
SD-CARD PBA ............................................................................................ 2 − 35
Feeding ....................................................................................................... 2 − 40
Transfer....................................................................................................... 2 − 40
Fusing......................................................................................................... 2 − 41
LSU............................................................................................................ 2 − 41
Software system overview .............................................................................. 2 − 42
Architecture ................................................................................................. 2 − 42
Data and Control Flow ................................................................................... 2 − 43
Contents
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