10
No picture and no sound
Check that the IFP is started state.
Check that cable is well connected, and that the correct INPUT
is corresponding to it.
With horizontal or vertical
stripes or image dithering
Check that signal wire is well connected.
Make sure that electronic equipment or power tools are
not placed around the IFP.
No color, color is weak, or im-
age is weak
Adjust chromatic and brightness or contrast in menu.
Check whether signal wire is well connected.
With image but without
sound
Check whether mute button is pressed.
Press VOL + / - to adjust volume.
Check whether audio line is connected correctly.
Only one speaker has sound
Adjust sound balance in menu.
Check the computer sound control panel settings to make sure
they are configured properly.
Check that the audio cable is connected correctly.
HDMI output without sound
Check the external connect device.
4. Video Function Can’t Work Normall
5. Audio Function Can’t Work Normally
Maintenance
Proper maintenance and regular careful cleaning can help to ensure the IFP stays in good working condition.
Please unplug power before cleaning and maintenance to prevent electric shock or other issues.
Clean Screen
Mix and stir a small amount of fabric softener or tableware detergent with alcohol.
Use a soft cloth to be completely soaked in the mixture.
Take out cloth and twist to half dry state to wipe the machine screen.
Repeat several times, pay attention not to squeeze water into the IFP when wiping.
Clean Face Frame
Please use a dry, soft, lint-free cloth to wipe the front frame.
No Use of IFP for a Long Time
In cases where the IFP won’t be used for a long time, please make sure to unplug the power to prevent any
electrical issues.
