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75" Class 4K Ultra HD (2160P) HDR Smart QLED TV QN75Q90T 2020
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If th
e same
probl
em per
sists,
run a
diag
nostic
test.
On the
remot
e cont
rol,
press
the
butt
on.
Settin
gs
Select
Setti
ngs
Sup
port
De
vice C
are
Sel
f Diag
nosis
Pi
cture
Test
.
Suppo
rt
Suppo
rt
Device
Care
Select
Setti
ngs
Sup
port
De
vice C
are
Sel
f Diag
nosis
Pi
cture
Test
.
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