Clarion VRX93SVD Owner's Manual page 62

Improper NTSC/PAL setting Set the NTSC/PAL properly according to the VTR.
The brightness control is too Adjust the brightness properly.
low.
The color is not adjusted ad- Check that COL and HUE are adjusted properly.
equately.
The temperature inside the vehicle may be
aoc
or
less. Set to an appropriate temperature (25°C or so)
and check it again.
The display is made dark at night to prevent the
glare (When the headlight of the vehicle is lit in the
daytime, the display gets dark).
This is not a failure, but a phenomenon peculiar to a
liquid crystal panel (The LCD panel is produced ac-
cording to technology with very high precision. Note
that, though there are effective pixels of 99.99% or
more, pixel missing or normally lit pixels account for
0.01 %).
Presence of jamming It may be under the influence from automobiles,
streetcar, power cable, neon sign, and so forth.
Check it again after changing place.
Bad receiving condition It may be under the influence of radio wave reflected
by mountains or buildings. Check it again after
changing place or direction.
Bad receiving condition A radio wave may not reach sufficiently due to ob-
struction of mountains or buildings. Check it again at
a place where a radio wave can be received prop-
erly.
The headlight of the vehicle
is lit.
The operating condition is
not good.
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VRX935VD