Amcrest AMDVTENL8, Руководство пользователя

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4. There is no video output on any of the channels.
Below are a few possible reasons why this may be occurring:
•
The DVR firmware is incompatible with the attached cameras. Upgrade to the latest firmware.
•
The image brightness is set to 0. Change the brightness using the image settings or restore the DVR to factory
default settings.
•
There is no video input signal or the signal is too weak.
•
A privacy mask or screensaver may be enabled.
•
There might be a malfunction with the DVR hardware.
5. Real-time video color is distorted.
Below are a few possible reasons why this may be occurring:
•
When using a BNC output, NTSC and PAL may be setup incorrectly. The real-time video may become black and
white.
•
The DVR is not compatible with the monitor.
•
The video transmission cable is too long or signal degradation is too great.
•
The DVR's color or brightness settings are not correctly configured.
6. Local Recordings are not searchable.
Below are a few possible reasons why this may be occurring:
•
The hard drive cable is damaged.
•
The hard drive is broken.
•
The DVR's firmware is incompatible with the recorded video.
•
The recorded files have been overwritten.
•
The recording function has been disabled.
7. Local playback video is distorted.
Below are a few possible reasons why this may be occurring:
•
The video quality setting is too low.
•
The DVR software has a read error. Restart the DVR to solve this problem.
•
The hard drive cable is damaged.
•
The hard drive is malfunctioning.
•
The DVR's hardware is malfunctioning.
8. There is no audio during real-time monitoring.
Below are a few possible reasons why this may be occurring:
•
The microphone being used is not sufficiently powered.
•
The speakers being used are not sufficiently powered.
•
The audio cable is damaged.
•
The DVR hardware is malfunctioning.
9. There is no audio during recorded video playback.
Below are a few possible reasons why this may be occurring:
•
Audio may not be enabled for that channel.
•
The corresponding channel may not have any audio input.
10. The timestamp is not displaying the correct time.
Below are a few possible reasons why this may be occurring: