American Dynamics TMV910Q User Manual page 74

User's Guide
Reason 4:
Solution:
Reason 5:
Solution:
Symptom: Some cameras cannot be displayed on the Main monitor.
Reason 1:
Solution:
Reason 2:
Solution:
Reason 3:
Solution:
Symptom: In multi-window display format, some windows interfere with others.
Reason:
Solution:
Symptom: Some windows on the main monitor are frozen.
Reason:
Solution:
Symptom: While displaying speed dome cameras, the image breaks when the dome turns, and levels fluctuate
dramatically.
Reason:
Solution:
66
Looping connector is in use, but termination resistor is enabled (ON).
Enter setup menu and disable the termination resistor.
Multiplexer is broken.
Ask a qualified service person.
When multiplexer is first powered on, it will auto-detect the presence
or absence of a camera on each channel. Channels without a video
signal will be disabled automatically.
Make sure every camera is connected properly. Enter setup menu and
use Camera Auto-Detect to detect cameras OR enable Power ON
Detect; then, power off and on again.
The camera is malfunctioning or cable is open or shorted.
Repair camera and/or cable.
Multiplexer suffered an abnormal spike or shock which damaged
some channels.
Use a good camera to test each channel, if some channels do not
function, please return the unit to the dealer for repair.
The video signal from one of the cameras doesn't comply with the
standard (RS170/A), and/or the vertical sync amplitude is too small.
Disconnect all cameras one by one, until the failed camera is found.
Replace the failed camera.
When VCR record time is set to 2 hours (refer to
if you assign more than one window to display the same camera,
only one window can be displayed normally. The others will freeze.
Assign only one window for each camera, or change the VCR record
time to the another setting (12Hr, 24Hr...) from the setup menu.
Light levels vary suddenly in the areas covered when the dome turns.
Avoid brilliant lighting or glare producing conditions in the path of
the speed dome, or use a lower speed.
Rec Time on page 34),
Appendices