Hardware Overview ENGLISH 1 2 6 5 3 4 D-Link DCS-4633EV Quick Installation Guide 3 1 Tilt Lock Screw Can be loosened to adjust the camera's tilt angle. 2 Light Sensor Detects lighting levels and switches between day and night mode accordingly. 3 microSD Card Slot Insert a microSD card for onboard storage of snapshots and video. 4 IR LEDs Provide illumination for low-light environments. 5 Reset Button Press and hold this button down for 10 seconds to reset the camera to factory default settings. 6 Camera Lens Camera lens to record video of the surrounding area.