E841CA/E893DD/E893AB Series : 4K Smart Deterrence IP Camera - Troubleshooting

The following are some of the most common issues and troubleshooting tips for the 4K Smart Deterrence IP Cameras (E841CA Series, E893DD Series, E893AB Series):


No picture/signal

  • Ensure the camera is connected to a compatible NVR. For full compatibility, visit lorex.com/compatibility.
  • The camera may take up to 1 minute to power up after being connected to the NVR. Wait two minutes before following the steps below.
  • Ensure the camera is connected to your NVR or to your local network.
  • If you are not using PoE, you must connect the camera to a 12V DC power adapter (not included).
  • If the camera is connected to the LAN, you must search your network for cameras using the NVR. See the NVR’s instruction manual.
  • Ensure your NVR is properly connected to a monitor.
  • There may be an issue with your extension cable run. Connect the camera to the NVR using a different Ethernet cable.

Picture does not appear to be 4K

  • To ensure that you are viewing camera video in full 4K resolution (4K monitor required), check the video output resolution of your NVR.

Picture is too bright

  • Ensure your camera isn’t pointed directly at a source of light (e.g., sun or spot light).
  • Move your camera to a different location.
  • Check the brightness and contrast settings on the NVR.

Picture is too dark

  • Check the brightness and contrast settings on the NVR.

Night vision is not working

  • The night vision activates when light levels drop. The area may have too much light.

Bright spot in video when viewing camera at night

  • Night vision reflects when pointing a camera through a window. Move the camera to a different location.

Picture is not clear.

  • Check the camera lens for dirt, dust, spiderwebs. Clean the lens with a soft, clean cloth.
  • Make sure that the cable run is within the limitations specified in the section ‘Cable extension options’.
  • Remove the vinyl film from the camera lens when your installation is complete.

Picture is in color in in dark conditions

  • This camera’s image sensor is extra sensitive to light, meaning that the camera stays in color mode at low-light conditions. Follow these instructions to switch to night mode:

    1. Lauch the Lorex Home app.

    2. From the Devices screen, tap icon to configure device settings.

    3. Tap icon to disable Auto Night Vision.

    Note: Disabling Auto Night Vision will force the camera into Color Night Vision mode. Recommended in low-light conditions.


The camera siren is not switching on automatically

  • Ensure the active areas and schedule for white light deterrence are set properly. The default schedule for the warning light is night times (between 5PM and 7AM).

The camera warning light is not switching on automatically

  • The camera siren cannot switch on automatically. You can control the camera siren manually using a compatible Lorex NVR or app.
  • Ensure that you have enabled and configured white light deterrence using a compatible NVR.

No audio

  • Audio is only supported on Lorex NVRs. For a list of compatible NVRs, visit lorex.com/compatibility.
  • Ensure NVR volume is turned on/turned up.
  • Ensure audio function on camera is turned on.
  • Ensure audio is turned up on viewing device.

Two-way talk not working

  • Use the Lorex app specified in your NVR documentation to activate two-way talk.
  • Tap from the camera’s live view, then speak into the microphone on your mobile device. Tap again when finished speaking.