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Dahua Technology Ultra Series User Manual

Dahua Technology Ultra Series
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User's Manual
18
6 FAQ
Most problems can be solved by the following solutions. For any other problem, contact after-sales
service.
Table 6-1 FAQ
Problem Possible Reasons
No images on the
screen after turning on
the Device.
Power source (220 VAC) is not connected to mains electricity.
The power cable is broken.
The power switch is off or broken.
The indicator light is off.
No signal.
Poor contact of signal wires.
Signal source has no output.
The signal wires are broken.
The input signal type does not belong to the types supported by
the Device.
LCD lost color.
Poor contact of signal wires.
The signal wires are broken.
Remote control does
not work.
No batteries are installed, or batteries are not installed properly.
Device temperature is
too high.
Device ventilation is not good.

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Dahua Technology Ultra Series Specifications

General IconGeneral
BrandDahua Technology
ModelUltra Series
CategoryMonitor
LanguageEnglish

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