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• Check if the power is supplied to cameras and connected
devices.
• Check if the power plug is surely connected to the AC out-
let.
• Check if the power cord is surely inserted into the power
socket of the unit.
• The HDD safety mode is set to ON.
Set the HDD safety mode to OFF.
• Check if the lens covers of the cameras have been
removed.
• Check if dust may not be sticking on the camera lens.
• Check if no user has logged in with the system controller.
• Check the level settings of users logging in. Can the users
display SETUP MENU on monitors?
• Check if the cable connections are correct.
• Check the brightness and contrast settings of monitors.
• Check the level settings of users logging in. Can the users
display camera images on monitors?
Power is not turned on.
The HDD safety mode screen
appears after turning on the
power.
Check item/Remedy Page
TROUBLESHOOTING
Problem
No camera image is displayed
on MON 1, MON 2, and the
VGA monitor
The camera image is dim.
The log-in menu does not
appear even if you press the
button of the unit.
Cannot open SETUP MENU.
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Refer to pp. xxx
and xxx.
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Refer to pp. xxx
and xxx.
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Refer to pp. xx
Check to see the following before request for repair.
Contact your dealer if a trouble cannot be removed even after checking and trying remedy.