NEC 1090030 - DSX Systems PHONE SuperDisp Phone BLAC Hardware Manual page 72

Specifications
Music Inputs:
Conference Circuits:
8-Port Digital Station Card (Expansion)
8-Port Analog Station Card (Expansion)
4-Port Line Card with Built-In Caller ID
(Expansion)
A dedicated 110 VAC 60 Hz circuit located within 4 feet of the cabinet is required.
Meeting established environmental standards maximizes the life of the system. Refer to the Stan-
dard Practices Manual for further information. Be sure that the site is not:
1. In direct sunlight or in hot, cold or humid places.
2. In dusty areas or in areas where sulfuric gases are produced.
3. In places where shocks or vibrations are frequent or strong.
4. In places where water or other fluids come in contact with the main equipment.
5. In areas near high-frequency machines or electric welders.
6. Near computers, telexes, microwaves, air conditioners, etc.
7. Near radio antennas (including shortwave).
Cabinet and Key Telephones
Temperature:
Humidity:
DSX Analog Door Box
The Analog Door Box is a weather-tight unit, with an operating temperature range of -20 to 60
degrees C (-4 to 140 degrees F) and a relative humidity range of 10-95%, non-condensing.
Temperature:
Humidity:
66 ◆ Specifications and Parts
DSX-40 System Capacities
2
32 Conference circuits dynamically allocated,
with 8 parties max per Conference. Conference
circuits provided on CPU.
2 max.
2 max.
1 max.
Power Requirements
Environmental Requirements
Environmental Specifications
0 to 40
10 to 95% (non-condensing)
-20 to 60
10 to 95% (non-condensing)
(Page 2 of 2)
o o
C (32-104 F)
o o
C (-4 to 104 F)
DSX-40 Hardware Manual