Is there more than
one machine with
a PVS kit?
More than 1
PVS?
Tune other screens to
the same channel to
see if they have the
same poor quality
picture.
Yes
All have same
quality picture?
Issue is with the
feed** and not the
PVS
Yes
Make sure the coax cable is firmly connected
to the wall outlet and the bottom of the unit.
Also check the internal coax cable in the unit.
Make sure it’s firmly attached to both
couplers.
No
No
Coax is firmly
connected?
Tighten the connections of
the coax cable. Tighten
both the external and
internal coax cable
connectionsin the unit.
No
Did picture
quality
improve?
Issue is resolved.
Yes
Bypass the coax
cable in the unit.
Bypassing
the Coax
Cable in the
Unit
(637-1398)
No
Yes
Poor Picture Quality on a PVS Screen
Determine the
screen type.
Determining
the Screen
Type
(637-1397)
UTI or Tatung?
UTI
For Tatung
screens, reset the
software in the
screen.
Tatung
Poor Screen
Color with Poor
Picture Quality
(637-1389)
Did picture
quality
improve?
No
Issue is resolved.
Yes
Did picture
quality
improve?
Yes
No
If available, find a
nearby unit with
good picture
quality.
Is a nearby unit
available?
Yes
Swap coax cables
between suspect
and good unit.
Use a Known
Good Coax
Cable Source
(637-1399)
Replace the coax
cable inside the unit.
Replace the PVS screen
and
return the failed
screen back to Star Trac.
Screen A = Poor
Screen B = Good
Result 1
Screen A still has
poor quality and
screen B has good
quality.
Yes
Result 2
Screen A has
good quality but
screen B has poor
quality.
No
The PVS screen is good.
Replace the coax cable.
It’s possible that the coax
cable from the wall to the
unit is the cause.
Did the picture
quality improve?
Issue is with the
feed** and not the
PVS
No
Issue is resolved.
Yes
Find another TV or
screen to test the
feed from the wall.
No
Is 2
nd
TV
picture quality
good?
Yes
No
** Consult with your facility’s Audio/Visual expert or your cable/ satellite provider.
