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20
TROUBLESHOOTING
There is no power output.
Problem
Is the power cord connected to the
product?
Is the power cord terminal switched off?
Are you using the product properly
depending on whether the
switch is ON or OFF?
The
message will appear on the LCD screen.
Problem
Does the message including the
statement "
" appear on the LCD
screen?
There is too much noise.
Problem
Is the number of connected LED Display
Modules proper?
Is the surrounding temperature too high?
•
Check if all four power cords are properly plugged into the power
outlet.
•
Check if all switches of the power cord terminal are on.
•
When the
switch is ON
- Check if more than three of the four power cords are correctly
plugged into the power outlet.
•
When the
switch is OFF
- Check if all four power cords are properly plugged into the power
outlet.
•
Repair is required. Contact the service center.
•
The maximum number of the LED Display Modules that can be
connected varies depending on whether the
Refer to the manual of LED Display Module.
•
Check if you are using the product in proper environmental conditions.
Solution
Solution
Solution
is on or off.
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