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TROUBLE
SHOOTING
(
RECEPTION PROBLEMS (external
to the TV)
)
•
IGNfTION NOISE :
Black spots or horizontal
streaks may appear, picture may flutter or drift. Usually
caused by
interference
from
automobite
ignition system,
neon lamps,electrical
drills and other electri-
cal appliances.
•
GHOSTS :
Ghosts
are caused
by the television
signaL
following
two paths.
One is the direct
path
and the
other
is reflected
from tail buildings,hills
or some
other objects.
Changing
the direction
or po-
sition
of the antenna
may
improve
the reception,
Ghosting
may
also
be caused
by defects
in
the antenna
system
,such
as unshielded
lead-in
or connecting
several
sets to the same
antenna
without
using
multiple
antenna
couplers.
•
SNOW:
If your receiver is located
in the fringe area of a television
station
where the signal is weak,
your picture
may be marred
by the appearance
of small dots. When
the signal is extremely
weak ,it may be necessary
to install a special antenna
to improve the picture,
•
RADIO FREQUENCy
INTERFERENCE :
The
interference
produces
moving
ripples
or diagonal
streaks,and
in some
cases,causes
loss
of contrast
in the
picture,
CHECK HERE BEFORE CALLING FOR SERVICE
SYMPTOMS
No plcture,no
sound
•
•
•
•
•
•
•
Sound
OK,poor
picture
•
•
O'O
•
•
•
•
•
Picture OK,poor sound
•
•
• ! •
•
•
• I
Picture
blurred
•
•
•
O!O
•
•
Lines
or streaks
in picture
• • • I• •
•
Poor
reception
on some
channels
•
•
•
•i
•
•
Picture
rolls
vertically
•
•
No color
•
•
•
I
•
•
•
Poor
color
•
•
•
•
•
•
•
•
HITACHI
HOME
ELECTRONICS
( AMERICA
),
INC.
National
HeadqUarters
3890
steve
Reynolds
Bird.,
Norcross,
G/s. 30093
Tel.
404-279-5600
HITACHI
SALES
CORPORATION
OF HAWAII,INC.
3219
Koapaka St. Honolulu,Hawaii
96819
Tel. 808-836-3621
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