Allied Telesis AT003-HDR Manual page 4

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such as fire, direct sun, or similar.
WARNING: Maintenance personnel must use the appropriate tools and replacement
parts as specified by the manufacturer.
Note: Do not open the cabinet on this unit, as this may expose you to dangerous
voltages and radiation.
Unit Cleaning: After the unit power is turned off, you can clean the cabinet, panel and
remote control with a soft cloth lightly moistened with a mild detergent solution.
Attachments: Never add any attachments and/or equipment without the manufacturer‟s
approval, as this may result in the risk of fire, electric shock or other personal injury.
Locating: Slots and openings in the cabinet are provided for ventilation to protect it from
overheating. Do not block these openings or allow them to be blocked by placing the unit
on a bed, sofa or other similar surface.
Power-Cord Protection: Place the power-supply cord out of the way, where it will not be
walked on or pinched, particularly at plugs, convenience receptacles, and the point
where they exit from the unit.
Object and Liquid Entry: Never put objects of any kind into this unit through openings,
as they may touch dangerous voltage points or short-out parts that could result in a fire or
electric shock. Never spill any liquid on the unit.
Note: Moisture may be formed inside the unit under the following conditions:
 When the unit is suddenly moved from a cold environment, or an air-condition
room, to a warm place.
 Immediately after a heater has been turned on.
 In a steamy or very humid room.
If moisture forms inside the unit, it may not operate properly. To correct this problem, wait
several hours for the moisture to evaporate before operating the unit.
Parts Replacement: When the unit parts need to be replaced, user should make sure
the service technician uses the replacement parts specified by the manufacturer or
having the same characteristics as the original part. Unauthorized replacement may
create a risk of fire, electric shock or other hazards.
Safety Check: After all the maintenance and repairs are done, the user should request
the service technician conduct an overall safety check, to ensure the unit is in proper
operating condition.

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