Samsung CLX-9350ND Service Manual page 6

3.4 Scan unit .................................................................. 3-14
3.4.1 Scan glass ............................................................ 3-15
3.4.2 Scan main PBA ...................................................... 3-16
3.4.3 Lamp .................................................................. 3-17
3.4.4 Original size detection sensor .................................... 3-19
3.4.5 Joint PBA ............................................................ 3-19
3.4.6 Joint sub PBA ...................................................... 3-20
3.4.7 Fan ..................................................................... 3-20
3.4.8 Pulley-belt ............................................................ 3-21
3.4.9 Scan motor and gear belt ....................................... 3-22
3.4.10 Home sensor ...................................................... 3-22
3.4.11 Scanner heating cable .......................................... 3-23
3.4.12 Align set ............................................................ 3-27
3.5 Fuser unit .................................................................. 3-28
3.5.1 NC thermistor and thermostat .................................... 3-29
3.5.2 Thermistor ............................................................ 3-30
3.5.3 Fuser NIP Motor ................................................... 3-31
3.5.4 Halogen lamp ......................................................... 3-33
3.5.5 Fuser Bias / Fuser Bias Terminal .............................. 3-36
3.5.6 EEPROM and photo sensor .................................... 3-37
3.5.7 Gear .................................................................. 3-38
3.5.8 Heat roller ............................................................ 3-39
3.5.9 Fuser belt ............................................................ 3-41
3.5.10 Pressure roller and pressure roller bearing ............... 3-43
3.5.11 Cautions for reassembly ....................................... 3-45
3.6 Cartridge transfer unit ................................................... 3-50
3.7 Electrical components ................................................... 3-56
3.7.1 Engine controller ................................................... 3-56
3.7.2 HDD .................................................................. 3-57
3.7.3 Video controller ...................................................... 3-58
3.7.4 Joint PBA ............................................................ 3-59
3.7.5 Engine / Video shield door fan ................................. 3-59
3.7.6 Toner PBAs ......................................................... 3-60
3.7.7 Toner motor ......................................................... 3-61
Contents