NewLine TT-XX14B series, Руководство пользователя

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Failure Possible cause Solution
No sound and image
1. Check if the power cable is connected to the power socket and if the panel
is connected to power.
2. Check if the rocker switch on the interactive panel is switched on.
3. Check if the Standby button on the panel is pressed.
4. Check if the video and audio input cables are connected correctly.
5. Check if the panel is switched to the right signal source.
6. Check settings including image brightness and contrast.
7. Check the volume.
Image is normal, but no
sound
1. Check the volume.
2. Check if the Mute button on the remote controller is pressed.
3. Check if the audio cable between the PC and interactive panel is
connected correctly.
No image or the image is
black and white
1. Adjust color settings.
2. Check the color system.
Image or sound is
interrupted
1. Find the electric appliance that is causing the interference and move it
away from the interactive panel.
2. Do not connect the panel to a power socket that a disrupting electric
appliance is connected to.
The remote controller fails.
1. Change the batteries.
2. Clean the launch window at the top of the remote controller. (Check if it is
blocked)
3. Check to ensure batteries are installed properly.
Computer cannot be
started (applicable for
models with computers)
1. Check if the computer adapter is correctly connected and is connected to
power.
2. Check if the computer is connected correctly to the interactive panel.
Self-inspection:
The following phenomena are not failures:

Given the high-precision production technology, the LED panel may have a very few constantly bright