Canon 580EXII Service Manual page 43

③ Remove the ND Filter and the IR Filter from the inner connector of the PCB Ass'y (I).
(Fig. 012)
NOTE 7
：Attaching the Filter
・ When inserting the filters, insert the IR Filter before the ND filter.
④ Remove the two battery case connectors. (Fig. 013)
NOTE 8
：Attaching the Lead Wires
・Be careful when dealing with the Flash Head lead wires.
⑤ Remove the Battery Case Ass'y. (Screw x 1)
Fig. 012 Filter
Fig. 013 Battery Case Connector
8
Repair Information