Dell 2135cn Service Manual page 508

Replacement Flows
The components not connected with arrows in the flow below can be replaced independently.
ACTUATOR ASSY NO PAPER (Replacement 5)
SENSOR PHOTO: CST NO PAPER (Replacement 6)
KIT COUNTER BALANCE (Replacement 1)
ADF ASSY (Replacement 61)
TRAY ASSY ADF INPUT (Replacement 3)
KIT IIT ASSY SUB (Replacement 2)
ADF FEED ROLL & SEPARATOR ROLL KIT (Replacement 4)
Version 3 2008.06.13
Chapter 3 Removal and Replacement Procedures (RRPs)
Replacement FLOW
ACTUATOR REGI IN (Replacement 7)
ROLL ASSY REGI (Replacement 8)
UPPER UNIT (Replacement 11)
KIT TRANSFER & PIVOT (Replacement 12)
KIT PIVOT (Replacement 13)
COVER ASSY FRONT (Replacement 14)
KIT SHAFT PIVOT (Replacement 15)
COVER SIDE L LOW (Replacement 40)
CHASSIS ASSY BREAKER (Replacement 20)
KIT ROS (Replacement 16)
PLATE ASSY DUCT (Replacement 21)
COVER POLE IN (Replacement 22)
COVER SCANNER LOW (Replacement 23)
COVER SCANNER LOW (Replacement 23)
COVER POLE OUT (Replacement 45)
COVER ASSY SIDE L (Replacement 46)
FUSER ASSY (Replacement 51)
PHD Unit (Replacement 57)
Closing COVER ASSY FRONT
Tray 1 (Replacement 59)
  
(Replacement 1~23,61)
SENSOR PHOTO: REGI (Replacement 9)
FRAME ASSY MOT (Replacement 17)
DISPENSER ASSY (Replacement 18)
HOLDER ASSY TCRU (K), (C), (M), (Y)
(Replacement 19)
COVER POLE IN (Replacement 22)
COVER SCANNER LOW (Replacement 23)
CHASSIS ASSY LVPS (Replacement 32)
SHIELD ASSY ESS (Replacement 38)
COVER TOP (Replacement 42)
COVER REAR (Replacement 43)
COVER ASSY ESS (Replacement 44)
COVER POLE OUT (Replacement 45)
COVER ASSY SIDE L (Replacement 46)
COVER ASSY SIDE R (Replacement 50)
PWBA HVPS (Replacement 10)
KIT TRANSFER & PIVOT (Replacement 12)
KIT PIVOT (Replacement 13)
COVER ASSY FRONT (Replacement 14)
KIT SHAFT PIVOT (Replacement 15)
COVER SIDE L LOW (Replacement 40)
COVER REAR (Replacement 43)
KIT SHAFT PIVOT (Replacement 15)