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12. Cleaning and Simple Troubleshooting:
12.1 Important:
(1) Make sure that the power cable is removed from the jack before cleaning the
Display.
(2) Don't use volatile solvent (such as toluene, rosin and alcohol) to clean the Display,
because such chemical material may damage the housing, screen glass and remote
controller, and cause the peeling of the paint.
12.2 Cleaning of Housing and Remote Controller:
(1) Use a soft cotton cloth for cleaning.
(2) When the housing or remote controller is seriously contaminated, use a soft cloth
moistened with diluted neutral cleaner and clean the Display. Wring water out of
the cloth before cleaning to prevent water from penetrating into the housing. Wipe
the Display with a dry cloth after the cleaning.
12.3 Cleaning of Screen:
(1) Use a soft cotton cloth to clean the screen gently.
(2) The screen glass is very fragile, so don't scrape it with any sharp object. Don't
press or tap the screen to avoid cracking.
contaminated, use a soft cloth moistened with diluted neutral cleaner and clean the
Display.
penetrating into the housing. Wipe the Display with a dry cloth after the cleaning.
12.4 Simple Troubleshooting: Check the Display in accordance with the following instructions
when it fails. Also check the peripherals to find out the cause of the failure. When the
Display doesn't work after you take the measures below, contact with your dealer for
assistance.
Failure
Power cannot be turned on.
(Power indication does not
light)
"No Input Signal" message
appears.
The remote controller doesn't
function normally.
Flashing spots or stripes appear
on the screen.
Image color or quality
deteriorates.
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Wring water out of the cloth before cleaning to prevent water from
¡ C Check that both ends of the power cable are plugged into the
jacks appropriately.
¡ C Check that the signal line is connected appropriately.
¡ C Check that the power of relevant peripherals are turned on.
¡ C Check that the OSD option selected matches with the input
signal.
¡ C Check that the polarity of the battery is correct.
¡ C Check that the batteries do not exhaust. (Use new batteries.)
¡ C Check that the remote controller is used within its operating
range.
¡ C Check that the remote controller is pointed to the Remote
Control window of the Display.
¡ C Check that there is no obstacles between the remote
controller and the Remote Control window.
¡ ¯
For more information about the remote controller, refer to
Chapter 7.
¡ C Check that there is no emitter sources (such as car, train, high
voltage cable and neon lamp) or other possible interference
sources that may affect your hi-fi equipment.
¡ C Check that all the video settings are completed appropriately,
such as brightness), contrast, color and other settings
¡ ¯
For more information about video settings, refer to "OSD
Functions" of Chapter 7.
When the screen is seriously
Measures
35
Wuys
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