Toshiba 20A23 manual Troubleshooting Guide, Specifications, Symptoms Possible Solutions

TROUBLESHOOTING GUIDE

Before requesting service, please refer to the following chart for the symptom and possible solution.

SYMPTOMS	POSSIBLE SOLUTIONS
	• Make sure the power cord is plugged in.
TV does not	• Try another AC outlet.
operate	• Power is off; check fuse or circuit breaker.
	• Unplug unit for an hour, then plug it back in.
	• Station or CATV experiencing problems;
Poor sound	tune to another station.
	• Check sound adjustments (VOLUME and
or no sound
	MUTE).
	• Check for sources of possible interference.
	• Station or CATV experiencing problems; tune
	to another station.
	• Make sure channels are set into memory.
Poor picture	• Check antenna or CATV connections; adjust
or no picture	antenna.
	• Check for sources of possible interference.
	• Check picture control adjustments.
	• Press CAP/TEXT to turn off the Closed
	Caption mode.
Poor	• Station or CATV experiencing problems; tune
	to another station.
reception on	• Make sure channels are set into memory.
some	• Station is weak; adjust antenna to receive
channels	desired station.
	• Check for sources of possible interference.
	• Station or CATV experiencing problems; tune
Poor color or	to another station.
	• Make sure channels are set into memory.
no color	• Check picture control adjustments.
	• Check antenna or CATV connection. Adjust
	antenna.
Picture	• Station or CATV experiencing problems; tune
	to another station.
wobbles or	• Make sure channels are set into memory.
drifts	• CATV company is scrambling signal.
	• Adjust antenna.

SYMPTOMS	POSSIBLE SOLUTIONS
	• Check all CATV connections.
No CATV	• Set TV/CABLE menu option to the CABLE
	mode.
reception
	• Station or CATV system problems; try
	another station.
Horizontal or	• Check antenna connections; reorient antenna.
diagonal bars
on screen	• Check for sources of possible interference.
No reception	• Make sure TV/CABLE menu option is in the
above	appropriate mode.
	• If using antenna, check UHF antenna
channel 13
	connections.
	• Batteries are weak, dead or inserted
	incorrectly.
No Remote	• Remote is out of range; move closer to TV
	(within 15 feet).
operation	• Make sure Remote is aimed at sensor.
	• Confirm there are no obstructions between
	the Remote and the TV.
	• Make sure the power cord is plugged in.
TV shuts off	• No broadcast on station tuned.
	• Sleep Timer is set.
	• Power interrupted.
	• TV station experiencing problems or program
Closed -	tuned is not closed captioned. Try another
	channel.
Caption is not	• Check CATV connection or VHF/UHF
activated	antenna, reposition or rotate antenna.
	• Press CAP/TEXT to turn on the closed caption
	decoder.
Black box on	• Press CAP/TEXT to turn off the Closed
screen	Caption mode.
Display is not
shown in	• Select proper language in the menu options.
your language

SPECIFICATIONS

AC Power Input:	120V, 60Hz
AC Power Consumption:	80 Watts
Picture Tube:	Type 20 (508mm diagonal)
Audio Power Output Rating:	1.5 Watts
Speaker:	1-5/8 inches (41mm) x 2-13/16 inches (71mm) Full Range, 8 ohm x 1
Tuner Type:	181 Channel, Quartz PLL Frequency Synthesized
Remote Control:	Infrared, Direct Access, 2 x AAA batteries (supplied)
Receiving Channels:	VHF	2-13
	UHF	14-69
	CATV	01-97 (5A)-(A-3)
		98-99 (A-2)-(A-1)
		14-22 (A)-(I)
		23-36 (J)-(W)
		37-65 (AA)-(FFF)
Antenna Input Impedance:		66-125 (GGG)-(125)
	75 Ohm (VHF/UHF) Coaxial Input
Input:	Video:	1.0 Vp-p 75 ohm
Dimensions:	Audio:	300 mV, 47k ohm
	Width:	19-15/16 inches (506.5mm)
	Height:	18-5/16 inches (464.5mm)
Weight:	Depth:	19-1/16 inches (484mm)
	46.3 Ibs (21 kg)

ACCESSORY

Remote Control with two size “AAA” batteries

Design and specifications are subject to change without notice.

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