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212
A
PPENDIX
A: S
PECIFICATIONS
Legacy Link
Meridian Card
The 3Com Legacy Link Meridian Card enables an NBX system to support
Meridian handsets.
Legacy Link Norstar
Card
The 3Com Legacy Link Analog Card enables an NBX system to support
analog handsets.
Table 56
3C10391
NBX Legacy Link Meridian Card Specifications
Weight
500 gm (1.10 lb)
Connectors
RJ-21x 50-way male for handset connection.
D-type 9-pin female RS232 diagnostics port.
Mini-DIN 6-pin female power input.
Environmental
Ambient temperature: 0 °C to 40
°
C (32 °F to 104
°
F)
Humidity: 5% to 85% noncondensing
Telephone
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
Table 57
3C10393
NBX Legacy Link Norstar Card Specifications
Weight
500 gm (1.10 lb)
Connectors
RJ-21x 50-way male for handset connection.
D-type 9-pin female RS232 diagnostics port.
Mini-DIN 6-pin female power input.
Summary of Contents for NBX
Page 20: ...20 ABOUT THIS GUIDE ...
Page 78: ...78 CHAPTER 1 INTRODUCTION ...
Page 120: ...120 CHAPTER 2 INSTALLING SYSTEM HARDWARE COMPONENTS ...
Page 142: ...142 CHAPTER 4 ANALOG LINES ...
Page 162: ...162 CHAPTER 8 T1 DIGITAL LINE CARD ...
Page 192: ...192 CHAPTER 10 CONFIGURING IP TELEPHONY ...
Page 198: ...198 CHAPTER 11 TROUBLESHOOTING ...
Page 222: ...222 APPENDIX A SPECIFICATIONS ...