Luce LCTV-2201A - Manual (Page 21)

Before calling for repair service...
Ŋ Ŋ Ŋ Ŋ Before calling for repair service, check the following items for possible remedies to the
encountered symptoms.
Problem Check below
There is no
picture or sound
(TV,Video,PC). • Make sure the AC adapter is properly inserted in the
power outlet.
• Make sure the main power button of the main unit is on.
• Make sure the signal cable is free of connections.
• Make sure whether the power of an external input device
is on.
• Make sure the input mode is set to proper mode.
• Fluorescent lamp may have reached the end of service life.
There is no
sound (TV,Video
PC). • Make sure the volume is not set to minimum.
• Make sure the sound is not set to mute.
• Make sure the sound cable is free of connections.
There is no
picture or sound,
just noise(TV). • Make sure the antenna cable is properly connected.
• Bad reception can be considered.
Reference
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Picture is not
clear (TV). • Make sure the antenna cable is properly connected.
• Bad reception can be considered.
Picture is not
clear (PC). • Operate the Auto Adjust.
• Reset the Frequency and the Phase.
The picture is not
sharp (TV). • The reception may be weak.
• The state of broadcast may also be bad.
• Make sure the outside antenna is not connected.
The picture is not
clear (Video). • Check whether the Video Type is set up in the Video Setup
menu.
The picture is
doubled or tripled
(TV). • Make sure the antenna is facing the right direction.
• There may be reflected electric waves from mountains
or buildings.
There are stripes
on the screen or
color fade. • Check this unit receiving interference from other devices.
Transmission antennas of radio broadcasting stations and
transmission antennas 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.
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