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(2) When using the HDMI interface to connect or disconnect multimedia devices, be
sure to do it after "turn off the TV".
(3) Regular cleaning
Host: Use air blower to clean the dust, not touch or wipe with your hands. For oil stains
and fingerprints, wipe carefully with a microfiber cleaning cloth to avoid damage to the
optical coating.
Screen: Clean the screen with a brush or microfiber cleaning cloth. If there are dirt,
fingerprints, etc. on the screen, you can try to wipe it with clean water with a dust-free
cloth first, and if it can't be wiped off, you can try to wipe it gently with a dust-free cloth
dipped in alcohol.