Samsung SCX-8030ND Series Service Manual page 6

3.4.10 Home sensor ...................................................... 3-18
3.4.11 Scanner heating cable .......................................... 3-19
3.4.12 Align set ............................................................ 3-23
3.5 Fuser unit .................................................................. 3-24
3.6 Side Unit ..................................................................... 3-35
3.6.1 Duplex sensors ...................................................... 3-36
3.7.2 Transfer sensors ................................................... 3-37
3.7.3 MP unit ............................................................... 3-39
3.7 Electrical components ................................................... 3-44
3.7.1 Engine controller ................................................... 3-44
3.7.2 Hard Disk Drive (HDD) ............................................. 3-45
3.7.3 Video controller ...................................................... 3-46
3.7.4 Joint PBA ............................................................ 3-47
3.7.5 Toner PBA ............................................................ 3-47
3.7.6 Toner motor ......................................................... 3-48
3.7.7 DC power PBA ...................................................... 3-49
3.7.8 HVPS PBA ............................................................ 3-50
3.7.9 Lift motor ............................................................ 3-51
3.7.10 SMPS PBA ......................................................... 3-52
3.7.11 SMPS FAN ......................................................... 3-53
3.7.12 Ozone Filter FAN ................................................ 3-55
3.7.13 Side joint PBA ...................................................... 3-56
3.7.14 Eraser Lamp ...................................................... 3-57
3.7.15 Waste sensor PBA ................................................ 3-58
3.7.16 Temperature sensor ............................................. 3-58
3.8 Main drive unit ............................................................ 3-60
3.8.1 Main drive motor ................................................... 3-62
3.8.2 Main drive clutch ................................................... 3-62
3.9 Exit drive unit ............................................................ 3-63
3.10 Toner Duct drive unit ................................................... 3-65
3.11 PR Release drive unit
3.12 Pick-up drive unit ......................................................... 3-67
3.13 WTB leveling drive unit ................................................ 3-68
3.14 LSU (Laser Scanning Unit) .......................................... 3-71
Contents
................................................ 3-66