PRECAUTIONS

General Prohibitions

Prohibition to Dismantle the Unit

Prohibition on Subjecting the Unit to Water

General Precautions

WARNING

(Negligence could result in death or serious injury.) 1. Do not dismantle or alter the unit. Fire or electric shock could result.

2. Keep the unit away from water or any other liquid. Fire or electric shock could result. 3. Do not put any metal or flammable material into the unit through the openings. Fire or

electric shock could result.

CAUTION

(Negligence could result in injury to people or damage to

property.)

1. Do not install the unit in any of the following locations. Fire, electric shock, or unit trouble could result.

*Places under direct sunlight or places near heating equipment that varies in tempera- ture.

*Places subject to dust, oil, chemicals, etc.

*Places subject to moisture and humidity extremes, such as bathrooms, cellars, green- houses, etc.

*Places where the temperature is quite low, such as inside a refrigerated area or in front of an air conditioner.

*Places subject to steam or smoke (near heating or cooking surfaces).

*Where noise generating devices such as dimmer switches or inverter electrical appli- ances are close by.

2. Do not put anything on the unit or cover the unit with cloth, etc. Fire or unit trouble could result.

3. Do not press on the LCD or subject it to high impact. The LCD glass could be punc- tured and result in an injury.

4. If the LCD is punctured, do not allow skin contact with the liquid crystal inside. Inflam- mation could result.

*If liquid crystal is ingested, immediately gargle with water and seek medical attention.

*If contact with the eyes or skin occurs, clean with pure water for at least 15 minutes and seek medical attention.

5. When performing call tests or checking the chime volume or call volume, make sure the handset is placed on the main unit. Failure to do so may result in injury to the ears.

6. Do not place (install) the unit in locations subject to frequent vibration or impact. In- jury or damage could result if the unit falls.

General Precautions

1.Keep the unit more than 1 m away from radio or TV set.

2.This unit is for indoor use only. Do not use outdoors.

3.In areas where broadcasting station antennas are close by, intercom system may be af- fected by radio frequency interference.

4.As to other manufacturer's devices (such as sensor, detectors, door releases) used with this system, comply with the Specifications and Warranty conditions that the manufacturers or venders present.

5.If the unit is down or does not operate properly, turn off the unit's power supply.

6.The unit is for wall-mount use only. For desktop applications, use desk stand.

7.When wall-mounted, the top of the unit may darken. This does not indicate a malfunction.

8.The unit case may become warm with use, but this is not a unit malfunction.

9.If a cellular phone is used close by, the unit may malfunction.

10.The LCD panel is manufactured with very high precision techniques. Please be aware of this in advance.

11.Refrain from using the unit in sunlit areas.

12.At night, due to reduced lighting on the object, the monitor sees more noise and the face becomes more difficult to see, but this is not malfunction.

13.At a gate or porch illuminated by a fluorescent lamp, the picture may vary, but this is not a malfunction.

14.When protection film is affixed to a unit, be sure to remove this before use.

15.The outline of video images displayed by video door station may differ from that of the actual person(s) or background, but this is not a malfunction.

16.The unit turns inoperative during power failure.

17.When putting a hearing aid into T-mode and approaching the unit, the intercom system may be affected by radio frequency interference etc., depending on the installation envi- ronment.

18.Be careful about where the unit is used, as use of computers, televisions, or radios near the unit may affect transmission from the unit or cause unwanted noise.

19.If very bright light such as direct sunlight hits the camera, white lines may appear on the screen or the light may create a reflection pattern on the screen. This will make it difficult to see the caller's face, but this is not a unit malfunction.

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Aiphone GT-1M-L service manual General Precautions