Panasonic th-42px25up ユーザーズマニュアル

Press to select Signal Meter.

Press to enter the sub-menu field.

Press to select the channel.

Press to display the Signal Strength.
• The color of the signal bar usually indicates the strength of the received signal.

Green - Adequate signal for a good reception.
Yellow - Poor signal strength.
Red - Very poor signal strength.

(For digital channels only)
Displays the signal strength of the ATSC digital channel in either Antenna (A) or Antenna (B).