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General Prohibitions
General Precautions
Prohibition to Dismantle the Unit
Prohibition on Subjecting the Unit to Water
WARNING
(Negligence could result in death or serious injury to people)
1. The unit must be installed and wired by a qualified technician.
2. Do not dismantle or alter the unit. Fire or electric shock could result.
3. Do not connect any non-specified power source to the +, - terminals, and do not
install two power supplies in parallel to a single input. Fire, damage to the unit,
or system malfunction could result.
4. Keep the unit away from water or any other liquid. Fire or electric shock could
result.
5. Do not plug or unplug with wet hands. Electric shock could result.
6. Do not put any metal or paper into the unit through the openings. Fire or
electric shock could result.
7. High voltage is present internally. Do not open the case. Electric shock could
result.
CAUTION
(Negligence could result in injury to people or damage to property)
1. Before turning on power, make sure wires are not crossed or shorted. Fire or
electric shock could result.
2. Do not manually hold down hook switch while testing and verifying chime or
call tone volume. The chime tone is very loud in earpiece,and could cause
hearing damage.
3. Do not install or make any wire terminations while power supply is plugged in.
It can cause electrical shock or damage to the unit.
4. Do not install the unit in a location subject to constant vibration or impact. If
dropped, injury or unit damage could result.
5. When mounting the unit on wall, install the unit in a convenient location, but
not where it could be jarred or bumped. Injury could result.
6. Do not alter or change wall-mounting of the unit. If dropped, it can cause injury.
7. Do not put high pressure on the video-monitor surface. If fractured, injury
could result.
8. If LCD is punctured, do not allow contact with the liquid crystal inside.
Inflammation could result. If necessary, gargle your mouth and clean your eyes
or skin with clear water for at least 15 minutes, and consult your doctor.
9. When cleaning outer surface with high-pressure water, be sure that the entrance
station will not be subjected to direct water pressure. Damage to the unit could
result.
10. To avoid system malfunction, do not install the unit in places;
1. high or extreme cold temperature,
2. subject to moisture or humidity extremes,
3. environmental conditions: dust, oil, chemicals, salt, etc.,
4. constant vibration or impact, and 5. steam or smoke.
11. Do not put anything on or cover the unit with cloth, etc. Fire or unit trouble
could result.
12. For DC powered systems, use Aiphone power supply model specified with
system. If non-specified product is used, fire or malfunction could result.
GENERAL PRECAUTIONS
1. All the units, except for entrance station, is designed for indoor use only. Do
not use outdoors.
2. The unit will be inoperative during a power outage.
3. In areas where broadcasting station antennas are close by, the intercom system
may be affected by radio frequency interference.
4. Keep the intercom wires more than 12 inches (30 cm) away from AC
100~240V wiring. AC induced noise and/or unit malfunction could result.
5. Keep the unit more than 1 m away from Radio or TV set.
6. When strong light comes in on the unit's screen, the image looks white or
silhouetted. But this is not a unit trouble.
PRECAUTIONS