Sharp LC 20B1U operation manual Troubleshooting, Use in hot and cold rooms locations, Antenna

TROUBLESHOOTING (Continued)

Antenna

Problem		Check item
	•	The reception may be weak.
	•	The state of the broadcast may also be bad.
The picture is	•	Make sure the antenna is facing the right direction.
not sharp.	•	Make sure the outside antenna is not disconnected.
The picture
moves.
	•	Make sure the antenna is facing the right direction.
The picture is	•	There may be reflected electric waves from mountains or
		buildings.
doubled or
tripled.
	•	There may be interference from automobiles, trains, high
The picture is		voltage lines, neon lights, etc.
	•	There may be interference between the antenna cable and
spotted.		power cable. Try positioning them further apart.
	•	Is the unit receiving interference from other devices?
There are		Transmission antennas of radio broadcasting stations and
stripes on the		transmission antennas of amateur radios and cellular phones
screen or		may also cause interference.
colors fade.	•	Use the unit as far apart as possible from devices that may
		cause possible interference.

■Use in hot and cold rooms (locations)

•When the unit is used in a low temperature rooms (location), the picture may leave trails or appear slightly delayed. This is not a malfunction, and the unit will recover when the temperature returns to normal.

•Do not leave the unit in a hot or cold location. Also, do not leave the unit in a location exposed to direct sunlight or near a heater, as this may cause the cabinet to deform and the LCD panel to malfunction.

(Storage temperature: –20°C to +60°C)

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LC-20B1U-GBpp48-58 52 02.2.21, 4:39 PM