Panasonic CT-31SF20R Manuale di istruzioni per l'uso - Pagina 43

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Troubleshooting Chart
Before you call for service, determine the symptoms and make a few simple checks shown below.
Symptoms
Check
Picture
Sound
t
SNOWY PICTURE
N--
MULTIPLE IMAGE
INTERFERENCE
T
NORMAL PICTURE
• ..°°
• ..
::,.:
: "!:
-',
°oO°
:-';.'-';'.i"
NO VIDEO
NO PICTURE
Y
NO COLOR
BLUE PICTURE
p_.. ";:
_.,°
°
.
°°
°°
°
°°°°
.:';.'."._.
NO VIDEO
BLACK BOX IN
PICTURE
NOISY SOUND
<,
NORMAL SOUND
<,
NOISY SOUND
NO SOUND
NOISY SOUND
NO SOUND
NORMAL SOUND
NO SOUND
NOISY SOUND
.<,
SOUND
-
ANTENNA LOCATION AND/OR CONNECTION
-
ANTENNA DIRECTION
AND/OR LOCATION
-
ANTENNA LEAD-IN WIRE
- ELECTRICALAPPLIANCES, LIGHTS, CARS AND TRUCKS
- DIATHERMY AND OTHER MEDICALEQUIPMENT
- VOLUME CONTROL SETTING
- MUTE CONTROL (IF APPLICABLE)
- TVSPEAKERS SWITCH (IF APPLICABLE)IN OFF OR EXT' POSITION
- TRY ANOTHER CHANNEL
- TVSPEAKERS [SET-UP MENU](IF APPLICABLE)IN THE OFF MODE
- TV/ANT-CABLE TUNING SYSTEM SET TO PROPER SETTING
- ANTENNA INPUT MODE INCORRECT
- CHECKTHATAC POWER LINE IS PLUGGED INTO AC OUTLETAND
POWER BUTTON IS ON
- BRIGHTNESS & AUDIO CONTROLS SET PROPERLY
- TRYANOTHER CHANNEL
-
COLOR CONTROL SETTINGS
-
TRY ANOTHER
CHANNEL
-
RECEIVER IN VIDEO MODE WITH NO SIGNAL
-
CHANNEL LOCKOUTFEATURE ACTIVATED
- CC (CLOSED CAPTION) IN TEXT MODE
- PUT IN CAPTION OFF MODE TO ELIMINATE BLACK BOX
°
Shouldthis unitfail to operate,turn it OFF, unplugtheAC cord,and contact yourAuthorizedServiceCenterfor repairs.
Prolonged power interruption causes the following features to reset to their factory preset state.
FEATURE
FACTORY PRESET STATE
POWER
OFF
VOLUME
APPROX.-I/3
CHANNEL
CH O3
PROGRAM
MEMORY
UNPROGRAMMED
VIDEO MENUS
NORMALIZED
AUDIO MENUS
NORMALIZED
STEREO/SAP/MONO
STEREO
CLOCK
NOT SET
FEATURE
FACTORY
PRESET STATE
SLEEP TIMER
O/OFF
ON TIMER
OFF
W/ANT-CABLE
CABLE
TVNIDEO
. TV
NOISE REDUCTION-
•OFF
PIP FEATURES
OFF
AUTO COLOR
ON
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