Panasonic TQB2A0952 manual Troubleshooting Chart, Symptoms PictureSound

Troubleshooting Chart

Before you call for service, determine the symptoms and make a few simple checks shown below.

Symptoms

PictureSound

Check

T

-ANTENNA LOCATION AND/OR CONNECTION

SNOWY PICTURE	NOISY SOUND
N--	- ANTENNA DIRECTION AND/OR LOCATION
	- ANTENNA LEAD-IN WIRE
MULTIPLE IMAGE	NORMAL SOUND

INTERFERENCE NOISY SOUND

X

NORMAL PICTURE NO SOUND

NO VIDEO	NOISY SOUND
	X
NO PICTURE	NO SOUND

-ELECTRICAL APPLIANCES, LIGHTS, CARS AND TRUCKS

-DIATHERMY AND OTHER MEDICAL EQUIPMENT

-VOLUME CONTROL SEI-I'ING

-MUTE CONTROL (IF APPLICABLE)

-TV SPEAKER SWITCH (IF APPLICABLE) IN OFF OR EXT POSITION

-TRY ANOTHER CHANNEL

-TV/ANT-CABLE TUNING SYSTEM SET TO PROPER SETTING

-ANTENNA INPUT MODE INCORRECT

-CHECK THAT AC POWER LINE IS PLUGGED INTO AC OUTLET AND POWER BUTTON IS ON

-BRIGHTNESS & AUDIO CONTROLS SET PROPERLY

-TRY ANOTHER CHANNEL

T	-	COLOR CONTROL SETTINGS
	-	TRY ANOTHER CHANNEL
NO COLOR	NORMAL SOUND

	X
BLUE PICTURE	NO SOUND
::':.'." '.':
NO VIDEO	NOISY SOUND
BLACK BOX IN PICTURE	SOUND

-RECEIVER IN VIDEO MODE WITH NO SIGNAL

-CHANNEL LOCKOUT FEATURE ACTIVATED

-CC (CLOSED CAPTION) IN TEXT MODE

-PUT IN CAPTION OFF MODE TO ELIMINATE BLACK BOX

Should this unit turn ON momentarily and then turn OFF, or fail to operate, unplug the AC cord and contact your Authorized Servicer for repairs.

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
VOLUME	APPROX.-I/3	SLEEP TIMER	NO/OFF
CHANNEL	CH 03	TIMER	NO/OFF
PROGRAM MEMORY	UNPROGRAMMED	"I'V/ANT-CABLE	CABLE
VIDEO MENUS	NORMALIZED	TVNIDEO	"IV
AUDIO MENUS	NORMALIZED
		NOISE REDUCTION	OFF
STEREO/SAP/MONO	STEREO
		PIP FEATURES	OFF
MENU LANGUAGE	ENGLISH

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