LL-T181A. Contents - Sharp Monitor Service Manual (repair manual). Page 3

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·
Cautions to be taken when making adjustments
 WARNING
CAUTION
1. Use caution to avoid shorts due to the probe of
an oscilloscope or jigs and do not touch high-
voltage circuits directly.
(There is fear of causing a fire or your getting an
electric short accident)
2. Use caution not to touch heating parts like the
radiating plate directly.
(You could get a burn.)
·
Cautions to be taken when replacing electrical parts
 WARNING
CAUTION
1. Parts marked with 
 are important for
maintaining the safety of the product. Use
specified parts when replacement of such parts
is required. (There is fear of giving off smoke,
catching fire, or your getting an electric shock)
2. Use caution not to damage the LCD unit when
handling it.
·
Cautions to be taken when soldering
 WARNING
1. Do not try to solder when the parts are energized
or the unit is turned on.
(There is fear of causing fire or your getting an
electric shock.)
2. Use caution not to damage peripheral parts and
lead wires (e.g., burning peeling of coating).
(There is fear of causing a fire or your getting an
electric shock accident.)
 CAUTION
1. Use caution not to touch a soldering iron directly.
(You could get a burn.)
2. Make sure the radiating plate or heating parts are
cool enough not to get a burn before touching
such a part.
(You could get a burn.)
3. Use caution not to have the wrong direction when
installing parts, if they need the installation of a
correct direction.
(There is fear of causing a fire.)
4. Use caution to avoid shorts due to an improperly
cut length of parts’ lead legs after soldering and
exercise care not to cut your finger with the edge
of cut surface.
(There is fear of causing a fire or your getting an
injury.
5. Some parts need to be installed at a specified
intervals or by a specified method for safety
purposes (they may be a bit floated from the board
for dissipating heat.). They must be reinstalled to
the original conditions.
(There is fear of causing a fire or your getting an
electrical shock accident.)
6. Use caution to solder in a correct manner so that
areas other than the part you want to solder are
contaminated with solder, like a solder ball or
bridge.
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