Canon EOS 40D Service Manual page 92

<Disassembly>
１） DC/DC PCB Ass'y Removal
⑴Remove three FPCs.
⑵Disconnect the two lead wires with connectors attached.
⑶Remove three screws and remove the DC/DC PCB Ass'y.
Lead wire
Fig. 059 Position of DC/DC PCB Ass'y FPCs and
Lead Wires
２） Mirror Box Ass'y Removal
⑴ R emove one screw from the front, five screws from the back, and two screws from the
eyepiece. Remove the mirror box ass'y.
B e careful not to lose the ground plate, as it comes off together with
CAUTION 1
the mirror box ass'y.
Fig. 061 Position of Mirror Box Ass'y Screws (Front)
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FPC
Fig. 062 Position of Mirror Box Ass'y Screws (Back)
Fig. 063 Position of Eyepiece Screws
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Repair Information
Fig. 060 Position of DC/DC PCB Ass'y Screws