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PRECAUTIONS
(5 General Prohibitions (^) Prohibitions to subject the unit to water (^) Prohibitions to dismantle the unit
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WARNING
(Negligence could result in death or serious injury to people.)
1. This device is electrical. Wiring must be done by qualified personnel. (*\)
2. Do not dismantle or alter the unit. Fire or electric shock could result.
3. Do not open the unit case. ^
4. Keep the unit away from water or any other liquid. Fire or electric shock could result.^)
5. Do not put any metal into the unit through openings. Fire, electric shock or unit trouble could result.^
6. PT-1211C, D, DR shall be used for DA-1MD system only, and never for other devices.^)
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CAUTION
(Negligence could result in injury to people or damage to property.)
1. Mount the unit on wall in a convenient location, but not where it could be bumped or jarred. Injury could result.
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2. Do not manually hold down hook switch to verify chime volume. It sounds very loud near your ears and can cause your
hearing damage. (5)
3. In case of electrical storms, unplug power supply from AC outlet. Fire or electric shock could result. (\)
4. Do not install the unit in any of the following locations, as it may cause the system to malfunction;
• High or extreme cold temperature area: under direct sunlight, near equipment that varies in temperature, in front of
air-conditoner, inside a refrigerated area, etc.
• Places subject to moisture or humidity extremes, such as bathroom, cellar, greenhouse, etc. (§)
• Places subject to environmental conditions, such as dust, oil, chemicals, salt, etc.
• Places subject to constant vibration or impact.
• Places subject to steam or smoke, such as near heating appliances, cooking surface, etc.
GENERAL PRECAUTIONS
1. in areas where broadcasting station antennas are close by, intercom system may be affected by radio frequency interference.
2. The system is not operational during a power failure.
FK0957 0702 B
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