Troubleshooting Guide; To Memorize Channels; Connection To Other Equipment; Specifications - Toshiba 20AS21 Owner's Manual

TO MEMORIZE CHANNELS

This TV is equipped with a channel memory feature which allows channels to skip up or down to the
next channel set into memory, skipping over unwanted channels.
Before selecting channels, they must be programmed into the TV's memory. In addition to normal
VHF and UHF channels, this TV can receive up to 113 Cable TV channels. To use this TV with an
antenna, set the TV/CABLE menu option to the TV setting. When shipped from the factory, this menu
option is in the CABLE setting.
TV/CABLE SELECTION
1
Press the MENU button.
2
Press the SET + or – button until the indicator next to "CH SET"
begins to flash, then press the ENTER button.
3
Press the SET + or – button until the indicator next to "TV/CABLE"
begins to flash.
4
Press the ENTER button to select the TV or CABLE mode. The arrow
indicates the selected mode.
5
Press the MENU button twice to return to normal TV viewing.
The chart below is typical of many cable system channel allocations.
CATV CHART
Number on this TV
Corresponding CATV channel
23 24 25 26 27 28 29 30
J K L M N O P Q
41 42 43 44 45 46 47 48
EE FF GG HH II JJ KK LL MM
59 60 61 62 63 64 65 66
WW AAA BBB CCC DDD EEE FFF GGG HHH
77 78 79 80 81 82 83 84
RRR SSS TTT UUU VVV WWW XXX YYY ZZZ
95 96 97 98 99 100 101 102 103
A-5 A-4 A-3 A-2 A-1 100 101 102 103
113 114 115 116 117 118 119 120 121
113 114 115 116 117 118 119 120 121
NOTE:
Contact your cable company to determine the type of cable system used in your area.
AUTOMATIC CHANNEL MEMORY
1
Press the MENU button.
2
Press the SET + or – button until the indicator next to "CH SET"
begins to flash, then press the ENTER button.
3
Press the SET + or – button until the indicator next to "AUTO CH
MEMORY" begins to flash, then press the ENTER button. The TV will
begin memorizing all the channels available in your area. Channel
numbers will remain red until auto memorizing is complete.
4
Press the MENU button twice to return to normal TV viewing.
TO ADD/DELETE CHANNELS
1
Press the MENU button.
2
Press the SET + or – button until the indicator next to "CH SET"
begins to flash, then press the ENTER button.
3
Press the SET + or – button until the indicator next to "ADD/
DELETE" begins to flash, then press the ENTER button.
4
Select the desired channels to be added or deleted using the Direct
Channel Selection buttons (10 keys. 0-9), the CH + or – button or the
SET + or – button.
5
Press the ENTER button to select ADD or DELETE.
If an unmemorized channel was selected (step 4), the channel
indication will be red. Press the ENTER button if you wish to ADD the
unmemorized channel. The channel indicator will change from red to
green when a channel is added and the channel will be memorized.
If a memorized channel was selected (step 4), the channel indication
will be green.
Press the ENTER button if you wish to DELETE the channel from
memory. The channel indicator will change from green to red when a
channel is deleted.
Repeat Steps 4 and 5 for each channel to be added or deleted.
6
Press the MENU button three times after adding or deleting all of the
desired channels, to return to normal TV viewing.

ADJUSTING PICTURE

You can adjust the settings for color, sharpness, contrast, brightness and tint.
1
Press the MENU button.
2
Press the SET + or – button until the indicator next to "PICTURE" begins to
flash, then press the ENTER button.
3
Press the ENTER button repeatedly to select the item you want to adjust.
BRIGHTNESS CONTRAST COLOR
4
Press the SET + or – button to adjust the setting.
+
BRIGHTNESS increase brightness
CONTRAST increase contrast
COLOR be brilliant color
TINT be greenish color
makes picture
SHARPNESS
clearer
TO RETURN TO INITIAL SETTING
Press the RESET button while the picture adjusting mode appears on-screen.
3J91101A E 5
MENU
CH SET
PICTURE
LANGUAGE
V-CHIP SET
+ / – / ENTER / MENU
TV CABLE
AUTO CH MEMORY
ADD / DELETE
+ / — / ENTER / MENU
14 15 16 17 18 19 20 21
A B C D E F G H
31 32 33 34 35 36 37 38 39
R S T U V W AA BB CC
49 50 51 52 53 54 55 56 57
NN OO PP QQ RR SS TT UU
67 68 69 70 71 72 73 74 75
III JJJ KKK LLL MMM NNN OOO PPP
85 86 87 88 89 90 91 92 93
86 87 88 89 90 91 92 93
104 105 106 107 108 109 110 111
104 105 106 107 108 109 110 111
122 123 124 125 01
122 123 124 125 5A
MENU
CH SET
PICTURE
LANGUAGE
V-CHIP SET
+ / – / ENTER / MENU
TV CABLE
AUTO CH MEMORY
ADD / DELETE
+ / — / ENTER / MENU
MENU
CH SET
PICTURE
LANGUAGE
V-CHIP SET
+ / – / ENTER / MENU
TV CABLE
AUTO CH MEMORY
ADD / DELETE
+ / — / ENTER / MENU
ADD
+ / – / ENTER / MENU
TINT SHARPNESS
–
decrease brightness
decrease contrast
be pale color
be reddish color
makes picture softer

CONNECTION TO OTHER EQUIPMENT

The exact arrangement you use to interconnect various video and audio components to the TV is
dependent on the model and features of each component. Check the Owner's Manual provided with
each component for the location of video and audio inputs and outputs.
The connection diagrams below are offered as suggestions. You may need to modify them to
accommodate your particular assortment of components. The diagrams are intended to show
component video and audio interconnections only.
Press the TV/VIDEO selector button to select the AV mode to use the TV as a monitor.
Operate your VCR as usual.
TV/AV SELECTION
If you connect the TV to a VCR, camcorder or TV
game, through the audio/video in jacks, use the TV/
VIDEO button to make your selection.
Press the TV/VIDEO button repeatedly to select the
desired mode.
"VIDEO" will display on the screen for 4 seconds.
VIDEO
22
1. To connect the TV to a VCR
I
40 VCR
Front of TV
DD
VIDEO AUDIO
58
VV
To Audio/
76
QQQ VIDEO
Video OUT
94
(not supplied)
94
112

TROUBLESHOOTING GUIDE

112
Before requesting service, please refer to the following chart for the symptom and possible solution.
SYMPTOMS
TV does not operate
Poor sound or No sound
Poor picture or No picture
Poor reception on some
channels
Poor color or no color
Picture wobbles or drifts
No CATV reception
Horizontal or diagonal bars
on screen
No reception above
channel 13
No Remote operation
CH 012
TV shuts off
Closed - Caption is not
activated
Display is not shown in
your language

SPECIFICATIONS

AC Power Input:
AC Power Consumption:
Chassis Construction:
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
29/09/2001, 10:39
2. To connect the TV to a TV Game
The TV can also be used as a display device for
many video games. However, due to the wide
variety of different types of signal generated by
these devices and subsequent hook-up variations
required, they have not all been included in the
suggested connection diagrams. You'll need to
consult each component's Owner's Manual for
additional information.
To Audio/Video OUT
TV GAME
(not supplied)
3. To connect the TV to a camcorder
To playback from the camcorder, connect the
camcorder to the TV as shown.
To AV OUT
jack
AUDIO
(not supplied)
POSSIBLE SOLUTIONS
• Make sure the power cord is plugged in.
• Try another AC outlet.
• 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.
• Check sound adjustments (VOLUME and 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 antenna.
• Check for sources of possible interference.
• Check picture control adjustments.
• Station or CATV experiencing problems, tune to another station.
• Make sure channels are set into memory.
• Station is weak, adjust antenna to receive desired station.
• Check for sources of possible interference.
• Station or CATV experiencing problems, tune to another station.
• Make sure channels are set into memory.
• Check picture control adjustments.
• Check antenna or CATV connections, adjust antenna.
• Check for sources of possible interference.
• Station or CATV experiencing problems, tune to another station.
• Make sure channels are set into memory.
• CATV company is scrambling signal.
• Adjust antenna.
• Check all CATV connections.
• Set TV/CABLE menu option to the CABLE mode.
• Station or CATV system problems, try another station.
• Check antenna connections, adjust or re-direct 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 button to turn on the closed caption decoder.
• Select proper language in the menu options.
120V, 60Hz
73 Watts
IC Solid state
1.5 Watts
3" Full Range, 8 ohm
181 Channel, Quartz PLL Frequency Synthesized
Infrared, Direct Access, 2 x AAA batteries (supplied)
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)
66-125 (GGG)-(125)
75 Ohm (VHF/UHF/CATV) Coaxial Input
Video: 1.0 Vp-p 75 ohm
Audio: 300 mV, 47k ohm
Width: 19-3/16 inches (488 mm)
Height: 16-3/8 inches (416 mm)
Depth: 18-5/16 inches (465 mm)
38.6 Ibs (17.5 kg)
Front of TV
VIDEO AUDIO
Front of TV
VIDEO AUDIO