Troubleshooting - Sharp LC-15SH7U - 15" LCD TV Operation Manual

[] Troubleshooting Guide
If the unit does not perform properly when operated as instructed in this operation manual, check the following chart
once before calling for service
No power
No picture or sound
No color
Sound OK0 picture poor
Picture distorted
Weak picture
Lines or streaks in picture
Picture blurred
Ghosts in picture
Bars on screen
Picture rolls vertically
Different color marks on
screen
Poor reception on some
channels
Picture OK, sound poor
No reception of digital signals
Be sure the power cord is plugged in
Ira power failure occurs, unplug the power cord for 30 minutes to allow the unit to
reset itself
Check if the power is on
Check the outlet connection
Check the antenna or cable connection to the main unit,
• When the outside antenna is used, check the wire condition and connection,
- View other TV channels The problem might be limited to the broadcasting station
-Turn offthe power and wait for about I minute, then turn it on again.
Check the antenna or cable connection to the main unit
• When the outside antenna is used, check the wire condition and connection,
• View other TV channels The problem might be limited to the broadcasting station
• Adjust the "COLOR" in the main menu
• Check the antenna or cable connection to the main unit
• When the outside antenna is used, check the wire condition and connection
• Electrical interference from nearby appliances may affect picture quality
Adjust"CONTRAST"and "BRIGHTNESS" in the main menu
• View other W channels The problem might be limited to the broadcasting station.
•When the outside antenna is used, check the wire condition and connection
. View other IV channels The problem might be limited to the broadcasting station.
, Check the antenna or cable connection to the main unit
. When the outside antenna is used, check the wire condition and connection
• Adjust "CONTRAST" and "BRIGHTNESS" in the main menu
• View other wIVchannels The problem might be limited to the broadcasting station
• When the outside antenna is used, check the wire condition and connection
, Electrical interference from nearby appliances may affect picture quality,
• View other TV channels The problem might be limited to the broadcasting station.
• When the outside antenna is used, check the wire condition and connection..
• View other TV channels The problem might be limited to the broadcasting station
• Check the antenna or cable connection to the main unit
• When the outside antenna is used, check the wire condition and connection
• Electrical interference from nearby appliances may affect picture quality
• View other TV channels The problem might be limited to the broadcasting statiom
• When the outside antenna is used, check the wire condition and connection
• Electrical interference from nearby appliances may affect picture quality
• When the outside antenna is used, check the wire condition and connection
• Electrical interference from nearby appliances may affect picture quality
. View other W channels The problem might be limited to the broadcasting station
• Move the unit away from nearby electric appliances Turn off the power and wait
30 minutes before turning it back on
• View other TV channels The problem might be limited to the broadcasting station
• Check the antenna or cable connection to the main unit.
• When the outside antenna is used, check the wire condition and connection,
• Electrical interference from nearby appliances may affect picture quality.
• View other TV channels The problem might be limited to the broadcasting station.
• View other TV channels The problem might be limited to the broadcasting station.
• Make sure auto channel scan has been completed (Refer to "Auto Channel Scan" on
page 13)
Auto channel scan must be completed when you set up the unit for the first time
or move it to a location where previously unavailable channels are broadcast
• The selected channel may not be broadcasting
• When auto channel scan is interrupted and not completed, some channels will not
be received Make sure to complete (Refer to"Auto Channel Scan" on page 13)
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