AT&T MERLIN LEGEND Pocket Reference page 7

Environmental Requirements
Temperature Humidity Range
40°–104°F; 4–40°C (optimum temperature 60°F)
20%-80% relative humidity
Ventilation
1" on left side; 1" on right side; 12" above; 12" below
Cautions
Do not use switch control on AC outlet for control unit.
Use approved ground (AC receptacle for 3-prong plug).
Do not install control unit outdoors.
Do not place control unit near extreme heat (furnaces, heaters,
attics, or direct sunlight).
Do not expose control unit to devices that generate electrical
interference (such as arc welders or motors).
Do not place anything on top of carriers.
Do not install control unit under any device that may drip fluid,
such as an air conditioner.
(continued)
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