Troubleshooting - Lorex LNZ81P25 Series Instruction Manual

8

Troubleshooting

8.1 Troubleshooting
There is no picture at night.
• Camera is capable of seeing in extremely low light conditions, but it cannot see in total dark-
ness. It is recommended to install the camera where there is some
ambient light (e.g. street lighting, starlight, moonlight, etc.) or leave a light on in the area
where the camera is installed.
No image at startup.
• The camera may take up to 1 minute to power up after being connected to the . Wait 2 mi-
nutes before following steps below.
• Check to ensure your camera is properly connected (see 3 Connecting the Camera, page 3).
• If you are using a PoE switch, it must be PoE+ rated (PoE class 4). Standard PoE switches
are not adequate to power the camera. PoE+ switches are available for purchase on
(model #: ACCLPS263B (16–channel model)).
• Ensure the camera is connected to a router on the same network as the .
• If the camera is connected to the LAN, you must search your network for cameras using the .
See your 's instruction manual for details.
• Make sure that the cable run is within the limitations specified in 3 Connecting the Camera,
page 3. All Ethernet cables must be rated CAT5e or higher.
• If using the included power adapter, connect it to a different outlet.
• Ethernet cable may be damaged or not connected properly. Check your cable run or try a dif-
ferent cable.
• Reset the camera to factory default settings. See 7 Inserting the microSD Card (Optional)
and Resetting the Camera, page 24 for details.
No image or camera image is unclear.
• Dome cover is dirty. Clean the dome cover with a soft, slightly damp cloth. Do not use any-
thing other than water to clean the dome cover, as chemicals such as acetone can permanently
damage the plastic.
Image is distorted.
• Digital zoom is activated. Activating digital zoom may reduce the resolution of the camera
image. Zoom out completely to return to the camera's optimal resolution. See 5 Controlling
the PTZ camera with the N883 Series NVR, page 15 to be directed to instructions on using
the zoom controls.
• Image may become unclear when camera is tilted too close to the camera base (e.g. pointed
parallel to the ceiling). Tilt the camera using PTZ controls.
Image is too bright.
• Ensure your camera isn't pointed directly at a source of light (e.g. sun or spot light).
• Check your 's brightness and contrast settings.
• Move your camera to a different location.
• Enable HDR (High Dynamic Range) in your NVR. HDR is optimized for outdoor environ-
ments to help with over- or under-exposed images of scenes with both bright and dark areas
in the same picture.
Image is too dark.
• Check your 's brightness and contrast settings.
• Move your camera to a different location.
• Enable HDR (High Dynamic Range) in your NVR. HDR is optimized for outdoor environ-
ments to help with over- or under-exposed images of scenes with both bright and dark areas
in the same picture.
motion detection is constantly triggering.
• Turn off motion detection on the channel the PTZ camera is connected to. s use video motion
detection, which means they detect motion by looking for changes between frames (images)
in the video. If the camera is moving, the will detect this as motion.
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