MD4250 User Guide
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13.Unplug this product from the wall outlet and refer servicing to an authorized service facility under the following conditions:
•When the power supply cord or plug is damaged or frayed.
•If liquid has been spilled onto the product.
•If the product has been exposed to rain or water.
•If the product does not operate normally by following the operating instructions. Adjust only those controls that are covered by the operating instructions, as improper adjustment of other controls may result in damage and often requires extensive work by an authorized technician to restore the product to normal operation.
•If the product has been dropped and the base and/or handset has been damaged.
•If the product exhibits a distinct change in performance.
14.Avoid using a telephone (other than cordless) during an electrical storm. There is a remote risk of electric shock from lightning.
15.Do not use the telephone to report a gas leak in the vicinity of the leak.
16.Only put the handset of your telephone next to your ear when it is in normal talk mode.