Samsung HPS4253X-XAC - Manual (Page 86)

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LNA (Low Noise Amplifier)
If the TV is operating in a weak-signal area, sometimes the LNA function can improve the reception
(a low-noise preamplifier boosts the incoming signal).
1 Press the MENU button. Press the ▲ or ▼ button to select
“Channel”, then press the ENTER button.
2 Press the ▲ or ▼ button to select “LNA”, then press the
ENTER button.
3 Press the ▲ or ▼ button to select “On” or “Off”, then
press the ENTER button.
4 Press the EXIT button to exit.
Notes
• LNA functions only when antenna is set to AIR or CABLE. (See “Selecting the Antenna” on page 76.)
• If the picture is noisy with the LNA set to On, select Off.
• The LNA setting must be made separately for each channel.
Channel T V
Move Enter Return
… More
LNA : Off
… More
LNA : Off
Channel T V
Move Enter Return
Antenna : Air √
Auto Program √
Channel Manager √
Name √
Fine Tune √
Signal Strength √
† More
Channel T V
Move Enter Return
Off
On
Off
On
BN68-00991B-01Eng(086~117) 2/17/06 2:01 PM Page 86