2-28 Referring to Fig. 2-3, remove two screws and three washersthat secure the Main Unit, and remove the Main Unit fromthe Camera Unit.Fig. 2-38 Referring to Fig. 2-4, remove two screws that secure theCamera Bottom Case and remove the Camera BottomCase from the Main Unit.8 Disconnect the Connector CN3 on the Main Board andremove the Wire Ass'y.Fig. 2-4Fig. 2-68 Referring to Fig. 2-5, remove two screws that secure theMain Board, disconnect the Connector CN1 on the MainBoard and remove the Main Board from the Main Unit withthe Sensor Board in order to service the Main Board.8 Remove two screws that secure the Sensor Board andremove the Sensor Board from the Main Unit in order toreplace the Optical Ass'y (IC1) or service the Sensor Board.Fig. 2-58 Reconnect the connectors by using Extension Cable Ass'ybetween CN1 on the Sensor Board and CN1 on the MainBoard as follows in order to service.8 Referring to Fig. 2-6, connect the Connector CN1 on theExtension Cable Ass'y to CN1 on the Sensor Board.8 Connect the Connector CN3 on the Extension Cable Ass'yto CN1 on the Main Board.Sensor Board CN1Main UnitMain Board CN1Remove two screws.Optical Ass'y (IC1)Remove two screws.Camera Bottom CaseWire Ass'yRemove two screws.Main UnitCN3CN1CN1CN1CN3Main BoardSensor BoardMain BoardExtension Cable Ass'y(Camera Unit)Remove two screws.Main UnitCamera UnitWashersWasher