Troubleshooting chart, Symptoms, Picture – Panasonic CT-13R17 User Manual
Page 17: Sound, Check, Power loss, Symptoms picture sound check
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Troubleshooting Chart
Before you call for service, determine the symptoms and make a few simple checks shown below.
Symptoms
Picture
Sound
Check
SNOWY PICTURE
%
NOISY SOUND
- ANTENNA LOCATION AND/OR CONNECTION
MULTIPLE IMAGE
NOISY SOUND
ANTENNA DIRECTION AND/OR LOCATION
ANTENNA LEAD-IN WIRE
DEVICES CONNECTED TO FRONT AND REAR AA/JACKS ON AT
THE SAME TIME
INTERFERENCE
NOISY SOUND
ELECTRICAL APPLIANCES, LIGHTS, CARS AND TRUCKS
DIATHERMY AND OTHER MEDICAL EQUIPMENT
NORMAL PICTURE
NO SOUND
VOLUME CONTROL SETTING
MUTE CONTROL (IF APPLICABLE)
TRY ANOTHER CHANNEL
TV SPEAKERS SWITCH (IF APPLICABLE) IN THE OFF POSITION
NO VIDEO
NOISY SOUND
TV OR CABLE TUNING MODE SET TO PROPER SETTING
ANTENNA INPUT CORRECT (IF APPLICABLE)
NO PICTURE
CHECK THAT AC POWER LINE IS PLUGGED INTO AC OUTLET
BRIGHTNESS & AUDIO CONTROLS SET PROPERLY
TRY ANOTHER CHANNEL
NO SOUND
NO COLOR
\
NORMAL SOUND
COLOR CONTROL SETTINGS
TRY ANOTHER CHANNEL
- RECEIVER IN VIDEO MODE WITH NO SIGNAL
BLACK PICTURE
NO SOUND
Power Loss
Prolonged power interruption causes the following features to reset to their factory preset state.
FEATURE
FACTORY PRESET STATE
FEATURE
FACTORY PRESET STATE
POWER
OFF
CLOCK
NOT SET
AUTO POWER ON
NO CHANGE
SLEEP TIMER
OFF
VOLUME
APPROX.-1/3
PROGRAM TIMER
OFF
CHANNEL
CH 03
ANTENNA MODE
CABLE
PROGRAM MEMORY
UNPROGRAMMED
TV/VIDEO
TV
VIDEO MENUS
NORMALIZED
TRILINGUAL MENU
ENGLISH
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