Sharp Aquos LC-20S7U Manual de instrucciones - Página 37

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Troubleshooting (Continued)
I
Antenna
I
Problem
Check item
• The reception may be weak.
The picture is not sharp.
• The quality of the broadcast may also be bad.
The picture moves.
• Make sure the antenna is facing the correct direction.
• Make sure the outside antenna is connected.
The picture is doubled or tripled.
• Make sure the antenna is facing the correct direction.
• There may be reflected electric waves from mountains or bUildings.
• There may be interference from automobiles, trains, high-voltage lines, neon
The picture is spotted.
lights, etc.
• There may be interference between the antenna cable and AC cord. Try
positioning them further apart.
• Is the unit receiving interference from other devices?
There are stripes on the
Transmission antennas of radio broadcasting stations, transmission antennas
screen or colors fade.
of amateur radios and cellular phones may also cause interference.
• Use the unit as far apart as possible from devices that may cause possible
interference.
II Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, office), 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: -4
of
to +140°F (-20°C to +60°C)
Specifications
~
LC-20S7U
Items
LCD panel
20" Advanced Super View
&
BLACK TFT LCD
Number of dots
921,600 dots VGA
Video color systems
N358
Receiving System
American TV standard ATSC/NTSC system
Stereo Broadcast
MTS/SAP
Reception
AIR
I
VHF
2-13 ch
Channels
I
UHF
14-69 ch
CATV
1-125 ch
Digital Terrestrial Broadcast (8 VSB)
2-69 ch
Channel Tuning
181-channel Reception PLL tuning system
Lamp life (Fluorescent lamp)
60,000 hours*
Audio amplifier
1.0 W x 2
INPUT1
COMPONENT-IN, AUDIO-IN
INPUT2
VIDEO-IN, S-VIDEO-IN, AUDIO-IN
Terminals INPUT3
VIDEO-IN, AUDIO-IN
Antenna
F-Type
OSD language
English/Spanish/French
Power supply
AC 120V, 60Hz
Power consumption
81 W (0.8 W standby off): AC 120V
Weight
Display only
12.2 Ibs.l 5.6 kg
Display with stand
14.7 Ibs.l6.7 kg
Operating temperature
+32°F to +104°F (O°C to +40°C)
* Typical time for power output decrease of about one-half assuming continuous use in a room with normal lighting, normal bright-
ness and temperature at 77°F/25°C'.
Dimensional Drawings
• The dimensional drawings are shown on the inside back cover.
• As a part of policy of continuous improvement, SHARP reserves the right to make design and specification changes for product
improvement without prior notice. The performance specification figures indicated are nominal values of production units. There
may be some deviations from these values in individual units.
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