3Com 3C10200 NBX Installation Guide - Page 211

NBX Uplink Card 211 NBX Uplink Card The uplink card is an optional component that provides 10BASE connections. Table 54 3C10370 NBX Uplink Card Specifications Weight Connectors Environmental 397 gm (14 oz) Eight RJ-45 connectors for 10BASE-T lines Ambient temperature: 0 °C to 40 °C (32 °F to 104 °F) Humidity: 5% to 85% noncondensing WARNING: 3Com Telephones are intended for connection only on internal Local Area Networks. Do not install them outside of buildings. Do not connect them to any networking device outside of the building in which the telephones are located. Legacy Link Analog Card The 3Com Legacy Link Analog Card enables an NBX system to support analog handsets. Table 55 3C10392 Legacy Link Analog Card Specifications Weight 500 gm (1.10 lb) Connectors RJ-21x 50-way male for handset connection. Environmental D-type 9-pin female RS232 diagnostics port. Mini-DIN 6-pin female power input. Ambient temperature: 0 °C to 40 °C (32 °F to 104 °F) Telephone Humidity: 5% to 85% noncondensing 2 REN per port Connection Two Wire Loop Start Feature access uses Hook Flash (HF) or Timed Break Recall (TBR) Electrical Voltage input: 3·3, 5 and 12V D.C. derived from the NBX power rails. 48V D.C. As with most telecommunications power supplies, the PSU voltage is negative (i.e. 48V). PSU: 100 - 240V A.C. 47 - 63Hz, 1·6A. Power input: < 10W internally from NBX rail. PSU: 70W maximum