Canon EOS 20D Replacement of the Shutter Release Switch
Short Description
The shutter release switch on the Canon 20D digital SLR camera can fail completely or misbehave. In this article, we describe how to replace the switch. The required disassembly procedure is described in detail, with illustrations.
Website: doug.kerr.home.att.net | Filesize: 414kb
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Content
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To get access to the switch to replace it we need to remove the top cover of the camera. Before we can do that, we need to remove the left end cover (with the rubber flap over the various interface connectors), the front cover, and the back cover. None of these are especially difficult to do. Ribbon cables from the back and top covers need to be disconnected from the camera. The connectors are accommodating.
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When dealing with microelectronics-based equipment such as this camera, there is the possibility of damage to components by electrostatic discharge (ESD). It would of course be ideal to have the camera metal frame grounded to the workbench grounding system and for the technician to wear a personal grounding strap. If this is not convenient, exposure to this hazard can still be greatly reduced just by being careful, if you have been away from the work area, and the covers are already off the camera, to touch a metal camera frame part first when taking up the work again.
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