Panasonic CT-20G21 - Troubleshooting Chart

Troubleshooting Chart
Before you calt for service, determine the symptoms and make a few simple checks shown beiow.
Picture
Symptoms
Sound
T
SNOWY PICTURE
N--
MULTIPLE IMAGE
INTERFERENCE
T,
NORMAL PICTURE
::::. '.:.
NO VIDEO
NO PICTURE
NO COLOR
BLUE PICTURE
BLACK BOX IN
PICTURE
\
NOISY SOUND
<,
NORMAL SOUND
\
NOISY SOUND
X
NO SOUND
\
NOISY SOUND
X
NO SOUND
NORMAL SOUND
X
NO SOUND
\
SOUND
Check
- 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 (IFAPPLICABLE)
- TRY ANOTHER CHANNEL
- TV SPEAKERS SWITCH (IF APPLICABLE) IN THE OFF POSITION
- TV OR CABLE TUNING MODE SET TO PROPER SETTING
- ANTENNA INPUT CORRECT (IF APPLICABLE)
- CHECKTHAT 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
Panasonic Sales Company,
Division of Matsushita Electric
of Puerto Rico Inc. ("PSC")
Ave. 65 de Infanteria, Km 9.5
San Gabriel Industrial Park
Carolina, Puerto Rico 00985
Tel. (809) 750-4300
FAX. (809) 768-2910
Matsushita Consumer Electronics
Company, Division of Matsushita
Electric Corporation of America
One Panasonic Way
Secaucus, New Jersey 07094
- 24 -
Matsushita Electric of Canada Limited
5770 Ambler Drive
Mississauga, Ontario L4W 2T3
Canada