Troubleshooting Chart; Power Loss - Panasonic CT-35F12T Operating Instructions Manual

Troubleshooting Chart
Before you call for service, determine the symptoms and make a few simple checks shown below.
Symptoms
Check
Picture Sound
SNOWY PICTURE
MULTIPLE IMAGE
INTERFERENCE
N--
NORMAL PICTURE
I.° .. .
NO VIDEO
NO PICTURE
T,
NO COLOR
BLUE PICTURE
m
II
BLACK BOX IN
PICTURE
NOISY SOUND
<,
NORMAL SOUND
\
NOISY SOUND
NO SOUND
\
NOISY SOUND
NO SOUND
NORMAL SOUND
X
NO SOUND
\
SOUND
- ANTENNA LOCATION AND/OR CONNECTION
- ANTENNA DIRECTION AND/OR LOCATION
- ANTENNA LEAD-IN WIRE
- ELECTRICAL APPLIANCES, LIGHTS, CARS AND TRUCKS
- DIATHERMY AND OTHER MEDICAL EQUIPMENT
- VOLUME CONTROL SETTING
- MUTE CONTROL (IF APPLICABLE)
- TRY ANOTHER CHANNEL
- TV SPEAKERS (IF APPLICABLE) IN THE OFF MODE
- TV OR CABLE TUNING MODE SET TO PROPER SETTING
- ANTENNA INPUT CORRECT (IF APPLICABLE)
- CHECK THAT AC POWER LINE IS PLUGGED INTO AC OUTLET
- BRIGHTNESS & AUDIO CONTROLS SET PROPERLY
- TRY ANOTHER CHANNEL
- COLOR CONTROL SETTINGS
- TRY ANOTHER CHANNEL
- RECEIVER IN VIDEO MODE WITH NO SIGNAL
- CC (CLOSED CAPTION) IN TEXT MODE
- SELECT CAPTION OFF MODE TO ELIMINATE BLACK BOX
i
Should this unit turn ON momentarily and then turn OFF, or fail to operate, unplug the AC cord and contact your I
Authorized Servicer for repairs.
I
Power Loss
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
FEATURE FACTORY PRESET STATE
CLOCK NOT SET
SLEEP TIMER NO/OFF
TIMER -.. NO/OFF
TV/ANT-CABLE CABLE
TVNIDEO TV
NOISE REDUCTION OFF
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