Troubleshooting - Dahua Technology DH-IPC-HDEW8441R-Z Quick Start Manual

For the malfunctions, possible reasons and solutions, see Table 5-1.
Malfunction
After being powered
on, the Camera does
not perform
self-check, and there
is no image.
Self-check cannot be
performed, or there is
noise when the
self-check is
performed.
Unstable image.
Blurry video
5

Troubleshooting

Table 5-1 Troubleshooting
Possible Reason
If the red LED light on power
board is off:
The power supply is not
connected to the socket of the
power board or the contact is
poor.
Mains electricity is cut off or
there is transformer failure.
If the red LED light on the
power board is on:
The Camera is damaged.
There is power board failure.
Insufficient power supply.
There is mechanical fault.
Poor contact between the
cables.
The focus is in manual status.
The glass is dirty.
25
Quick Start Guide
Solution
Check whether the power supply is
connected, and make sure that the
socket body is in good contact.
Check whether the mains electricity is
normal, and whether the transformer is
working normally.
Use another camera.
Contact the supplier to replace the
power board.
Use the power supply meeting
requirement.
Contact after-sales service for overhaul.
Connect the cables again.
Operate the Camera and adjust the
focus.
Clean the glass.