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4. Appendix
4.1 Troubleshooting
If problems occur, verify the installation of the camera with the instructions in this manual and with other
operating equipment. Isolate the problem to the specific piece of equipment in the system and refer to the
equipment manual for further information.
PROBLEM
AREA TO CHECK
No video
Verify that power is connected to all pieces of equipment in the system.
Verify that the power switches are in the ON position.
Check the video connections. (see page 5)
Poor video
quality.
Check that the BNC connectors are inserted properly.
Check the voltage level of the network dome camera.
Cable for video is shielded.
Camera
number does
not match the
number on PC
Program or
Web browser.
Check the camera ID of the 4CH Video Server.
Check PTZ setting on the PC Program and Web browser.
Frame rate
decrease.
Change current value more lower resolution, compression rate and
frame rate.
A connection is
cut-off at short
intervals.
Check network traffic and contact with network administrator.
4.2 Preventive Maintenance
Preventive maintenance allows detection and correction of minor that faults before they become serious and
cause equipment failure.
Every three-month, perform the following maintenance.
1. Inspect all connection cables for deterioration or other damage.
2. Clean components with a clean damp cloth.
3. Verify that all the mounting hardware is secure.
Summary of Contents for NM-VS100
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