Samsung NP-R70xxxx Series, Service Manual

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Precautions
1) General After-Sales Service Precautions
(1) Do not let customers repair the product themselves.
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There is a danger of injury and the product life time may be shortened.
(2) Make sure to disconnect the power cord from the wall outlet before repairing the product
(especially for after-sales service of electric parts).
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There is a danger of electric shock.
(3) Do not let customers plug several electric home appliances into a single wall outlet at the same
time
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There is a danger of fire due to overheating.
(4) Check if the power plug or wall outlet are damaged in any way.
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If a defect is found,
repair or replace it immediately. (There is a danger of electric shock or fire)
(5) Make sure that it is properly grounded. (Check the ground of the wall outlet)
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Electricity leakage may cause electric shock.
(6) Do not spray water on to the product to clean it.
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There is a danger of electric shock or fire and it may shorten the lifetime of the product.
(7) Check the assembly status of the product after the after-sales service.
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The assembly status of the product must be the same as before the after-sales service.
(8) Unplug the power cord holding the power plug (and not the cord).
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If the cord is disconnected, it may cause electric shock or fire.
(9) Repair the product using only authorized parts.
(10) Keep the product away from heating devices such as heaters.
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Exposure to heaters may cause deformation of the product or fire.
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