Toshiba 20A23 Owner's Manual - Page 12
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TROUBLESHOOTING GUIDE
Before requesting service, please refer to the following chart for the symptom and possible solution.
SYMPTOMS
• 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;
tune to another station.
Poor sound
• 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.
• Check antenna or CATV connections; adjust
Poor picture
antenna.
or no picture
• Check for sources of possible interference.
• Check picture control adjustments.
• Press CAP/TEXT to turn off the Closed
Caption mode.
• Station or CATV experiencing problems; tune
Poor
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
to another station.
Poor color or
• Make sure channels are set into memory.
no color
• Check picture control adjustments.
• Check antenna or CATV connection. Adjust
antenna.
• Station or CATV experiencing problems; tune
Picture
to another station.
wobbles or
• Make sure channels are set into memory.
drifts
• CATV company is scrambling signal.
• Adjust antenna.
SPECIFICATIONS
AC Power Input:
AC Power Consumption:
Picture Tube:
Audio Power Output Rating:
Speaker:
Tuner Type:
Remote Control:
Receiving Channels:
Antenna Input Impedance:
Input:
Dimensions:
Weight:
ACCESSORY
Remote Control with two size "AAA" batteries
Design and specifications are subject to change without notice.
12
POSSIBLE SOLUTIONS
120V, 60Hz
80 Watts
Type 20 (508mm diagonal)
1.5 Watts
1-5/8 inches (41mm) x 2-13/16 inches (71mm) Full Range, 8 ohm x 1
181 Channel, Quartz PLL Frequency Synthesized
Infrared, Direct Access, 2 x AAA batteries (supplied)
VHF
UHF
CATV
75 Ohm (VHF/UHF) Coaxial Input
Video: 1.0 Vp-p 75 ohm
Audio: 300 mV, 47k ohm
Width: 19-15/16 inches (506.5mm)
Height: 18-5/16 inches (464.5mm)
Depth: 19-1/16 inches (484mm)
46.3 Ibs (21 kg)
SYMPTOMS
No CATV
reception
Horizontal or
diagonal bars
on screen
No reception
above
channel 13
No Remote
operation
TV shuts off
Closed -
Caption is not
activated
Black box on
screen
Display is not
shown in
your language
2-13
14-69
01-97 (5A)-(A-3)
98-99 (A-2)-(A-1)
14-22 (A)-(I)
23-36 (J)-(W)
37-65 (AA)-(FFF)
66-125 (GGG)-(125)
POSSIBLE SOLUTIONS
• Check all CATV connections.
• Set TV/CABLE menu option to the CABLE
mode.
• Station or CATV system problems; try
another station.
• Check antenna connections; reorient antenna.
• Check for sources of possible interference.
• Make sure TV/CABLE menu option is in the
appropriate mode.
• If using antenna, check UHF antenna
connections.
• Batteries are weak, dead or inserted
incorrectly.
• Remote is out of range; move closer to TV
(within 15 feet).
• 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.
• No broadcast on station tuned.
• Sleep Timer is set.
• Power interrupted.
• TV station experiencing problems or program
tuned is not closed captioned. Try another
channel.
• Check CATV connection or VHF/UHF
antenna, reposition or rotate antenna.
• Press CAP/TEXT to turn on the closed caption
decoder.
• Press CAP/TEXT to turn off the Closed
Caption mode.
• Select proper language in the menu options.