The screen of your EXTEL COMPACT no longer displays an image and the screen remains blue. Replacement of the electronic video card of the door station will be required. Here is a tutorial that allows replacement.Important: Before any intervention or maintenance, please turn off each element of your video doorman and place yourself on a suitable surface so as not to scratch the lens |
Difficulty: Easy Time required: 20 minutes Number of steps: 12 Updated: May 2023 | Equipment required: Cruciform screwdriver, plastic spatula, precision clamp Detached part(s): Reference: 820315NElectronic video card |