Samsung DVD-807K, Service Manual

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Precautions
1-2 Samsung Electronics
Fig.1-2 Insulation Resistance Test
2. Read and comply with all caution and safety related
notes non or inside the cabinet, or on the chassis.
3. Design Afteration Warning-Do not alter of add to the
mechanical or electrical design of this instrument.
Design alterations and additions, including but not
limited to, circuit modifications and the addition of
items such as auxiliary audio output connections,
might alter the safety characteristics of this instru-
ment and create a hazard to the user. Any design
alterations or additions will make you, the servicer,
responsible for personal injury or property damage
resulting therefrom.
4. Observe original lead dress. Take extra care to
assure correct lead dress in the following areas:(1)
near sharp edges, (2) near thermally hot parts (be
sure that leads and components do not touch ther-
mally hot parts), (3) the AC supply, (4) high voltage,
and (5) antenna wiring. Always inspect in all areas
for pinched, out-of-place, or frayed wiring, Do not
change spacing between a componect and the
printed-circuit board. Check the AC power cord for
damage.
5. Components, parts, and/or wiring that appear to
have overheated or that are otherwise damaged
should be replaced with components, parts and/or
wiring that meet original specifications. Additionally,
determine the cause of overheating and/or damage
and, if necessary, take corrective action to remove
any potential safety hazard.
6. Product Safety Notice-Some electrical and mechan-
ical parts have special safety-related characteristics
which are often not evident from visual inspection,
nor can the protection they give necessarily be
obtained by replacing them with components rated
for higher voltage, wattage, etc. Parts that have
special safety characteristics are identified by shad-
ing, an ( x )or a ( )on schematisc and parts lists.
Use of a substitute replacement that does not have
the same safety characteristics as the recommend-
ed replacement part might created shock, fire
and/or other hazards. Product safety is under
review continuously and new instructions are
issued whenever appropriate.
Antenna
Terminal
Exposed
Melal Part
ohm
ohmmeter