Sharp Aquos LC-57D90U Operation Manual page 24

In order to receive digital air broadcasts, you need a digital
broadcast antenna. You can confirm the antenna
configuration through the "Antenna Setup - DIGITAL" screen.
If necessary, adjust the direction of the antenna to obtain
the maximum signal strength.
Signal Strength
Basic adjustment settings
Channel memory setting
Press MENU and the MENU screen displays.
Press ......
/~
to select "Setup".
Press
./T
to select "CH Setup", and then
press ENTER.
• If you already set the Secret No., input the 4-
digit secret number here. See page 54 for
setting a secret number.
Press
./T
to select "CH Memory", and then
press ENTER.
1
Press MENU and the MENU screen displays.
Press .....
/~
to select "Setup".
Press
./T
to select ANALOG, DIGITAL (Air),
DIGITAL (Cable) or CableCARD, and then
press ENTER.
Perform the following steps after confirming
the type of antenna connection made with
your TV, and the channel type selected in
Step 5.
When viewing ANALOG broadcasts:
CD
Press
.1-.,
and then press ....
/~
to select
the channel to skip or not.
®
Press
.1-.
to select "Skip", and then press
....
/~
to select "On" or "Off".
When viewing DIGITAL broadcasts:
CD
Press
.1-.
to select the channel to skip or
not, and then press ....
/~
to select "On" or
"Off".
Press MENU to exit.
Press
./T
to select "Antenna Setup -
DIGITAL", and then press ENTER.
• If you already set the Secret No., input the 4-
digit secret number here. See page 54 for
setting a secret number.
Press
./T
to select "Signal Strength".
• The signal strength of the DIGITAL (Air) antenna
is displayed. The signal information is based
on the current channel.
Press MENU to exit.
• On: Skips channels. (Channel selection disabled using
CHA/Y·)
• Off: Does not skip channels. (Channel selection enabled
using
CHA/Y.)
• Make sure what kind of connection is made with your TV.
Channel Strength
• The channel signal strength can also be checked separately.
Repeat steps 1 to 3 in Signal Strength in
Antenna Setup - DIGITAL - Air.
Press
./T
to select "Channel Strength", and
then press ENTER.
Input the 2-digit channel number to check
the signal strength of the selected channel.
• Make sure the signal is strong enough for each
channel.
Press MENU to exit.
• This function is available for DIGITAL (Air) only. @-23