4
20AR20/20AR30
VIDEO/AUDIO-
IN TERMINALS
CHANNEL UP/DOWN
( ) Selects next higher channel.
( ) Selects next lower channel.
VOLUME UP/DOWN
(+) Increases sound.
(–) Decreases sound.
POWER
Press
On.
Press again
Off.
SENSOR
AREA FOR
REMOTE CONTROL
VIDEO/AUDIO-
IN TERMINALS
CHANNEL UP/DOWN
( ) Selects next higher channel.
( ) Selects next lower channel.
VOLUME UP/DOWN
(+) Increases sound.
(–) Decreases sound.
POWER
Press
On.
Press again
Off.
SENSOR
AREA FOR
REMOTE CONTROL
20AR20
20AR30
Location of Controls
Front Panel
Basic Remote Control Functions
CT-818
Infrared Transmitter Window
INPUT
Press
Switch to external video input
mode.
Press again
Switch to TV mode.
See page
17.
CHANNEL UP/DOWN
( ) Selects next higher channel.
( ) Selects next lower channel.
• See pages
15,
16 for channel
presetting.
• Moves the “
” mark of the MENU
screen.
MENU
Press
Accesses MAIN MENU.
Press again
Exits MAIN MENU.
DISPLAY
Press
Displays receiving channel for
4 seconds.
Press again
Removes display.
• Temporarily displays receiving
channel when in Closed Caption
mode.
POWER
Press
On.
Press again
Off.
REMOTE KEYPAD
Accesses any channel from keypad.
RETURN
Returns to previous channel.
VOLUME UP/DOWN
(+) Increases sound.
(–) Decreases sound.
• In menu mode, changes or selects
the TV adjustments.
MUTE
Press
Mutes sound.
Press again
Restores sound.
• CLOSED CAPTION appears when
sound is muted.
Summary of Contents for 20AR20
Page 11: ...11 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H MODEL 20AR20 CHASSIS LAYOUT PWB C PWB B PWB A ...
Page 12: ...12 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H MODEL 20AR30 CHASSIS LAYOUT PWB C PWB A PWB B ...
Page 13: ...13 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H MODEL 20AR20 BLOCK DIAGRAM ...
Page 14: ...14 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H MODEL 20AR30 BLOCK DIAGRAM ...
Page 17: ...17 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H 17 16 19 18 15 14 13 12 11 10 H0106GJ H0201PE ...
Page 20: ...20 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H MODEL 20AR30 SCHEMATIC DIAGRAM MAIN 2 Unit ...
Page 23: ...23 20AR20 20AR30 6 5 4 3 2 1 A B C D E F G H PWB A MAIN Unit Chip Parts Side ...