KT&C KPT-SPDN300NUCH - Manual (Page 32)

4. Troubleshooting Guide
If problems occur, check the installation of the dome with the instructions in this manual. And
refer to this manual for further information.
P r o b l e m S o l u t i o n
No video on the screen
- Verify that power is connected to all components in the system.
- Verify that the power switches are ON.
- Verify the status of cables or connection of cables
Poor video quality.
- Check the power supply voltage (normal 24VAC)
- Check the setting of camera.
- If the lens or the dome is dirty, clean up the dome windows
with a clean cloth.
Dome camera is not working
properly (including wrong
position of dome camera)
- Re-cycle the power supply re-connecting the power code.
Or reset the dome camera using the Dome configuration menus.
[Main>System>Reboot]
- Check that the connection of power cable and assembling status
of dome camera.
- Initialize the dome camera. [Main>System>Initialize]
The communication between
controller and cameras is not
working properly.
(via 485 cable lines)
- Check that RS-485 communication cable is not connected
correctly. [Refer to 2.3 Connection Interface and Wire cables]
- Check ID/Protocol/Baud rate/Termination Setting.
[2.4 Setting Dome Camera]
- See the configure of [1.3 Termination Settings]
The surface of the dome
case is hot.
- Check the voltage level of the dome camera and the assembling
status of dome camera.
- Check that the dome camera is connected to the proper power.
The image on the screen is
flickers
- Does the camera face directly into the sun or fluorescent lamp?
If so, reposition the dome. Check for flicker-less setting of the
dome.
The zoom lens is calibrated
without user control.
- A camera is tuned on and then zoom lens is calibrated
automatically after 12 hours.
- It can prevent errors by some kinds of shock for delivery.
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