Safety Information Warning; Battery Warning; Power - Hatteras HN4000 Hardware Installation Manual

D-2

Safety Information Warning

D.3 Safety Information Warning
1. This equipment must be installed in a restricted‐access location, which is accessible only to
qualified service personnel.
2. Install the equipment only as described in this document.
3. Never install telephone wiring during a lightning storm.
4. Never install telephone jacks in wet locations unless the jack is specifically designed for wet
locations.
5. Use caution when installing or modifying telephone lines.
6. Never touch uninsulated telephone wires or terminals unless disconnected at the network
interface.
D.4

Battery Warning

This product contains a small internal battery (non-field replacable) used for time and calendar
functions. This battery is designed to operate normally over the life of the product. Under no cir-
cumstances should unauthorized personnel attempt to service this battery as incorrect replace-
Warning
ment may lead to danger of explosion.
D.5

Power

Dual power connections - This equipment has two power connections. When removing power
from the equipment, ensure that both power connections (A and B) are disconnected.
Caution
1. The power source must provide ‐48 VDC @3 Amperes. DC voltage Min/Max is ‐40.0 to ‐57.6
VDC. Do not use a power source that does not meet these requirements over the entire
installation location's temperature range.
2. A minimum of 18 AWG copper wire should be used for the power conductors.
HN4000 Hardware Installation Guide 920550-5020 Rev 14