2
CONTENTS
1.0
Warranty Information ................................................................. 3
1.1
Radio and TV Interference............................................................ 3
1.2
CE Notice...................................................................................... 3
1.3
Service .......................................................................................... 4
2.0
General Information.................................................................... 5
2.1
Features........................................................................................ 5
2.2
Description .................................................................................... 5
3.0
Installation ................................................................................... 7
3.1
Connecting the Twisted-Pair Line Interface .................................. 7
3.2
Connecting 10Base-T Ethernet Port to PC (DTE) ........................ 8
3.3
Connecting 10Base-T Ethernet Port to Hub (DCE) ...................... 8
3.4
Connecting Power ........................................................................ 9
3.5
Power Input Connector ................................................................. 9
External AC universal power supply............................................. 9
External 48 VDC power supply................................................... 10
4.0
Operation ................................................................................... 11
4.1
Front Panel LED Status Monitors ............................................... 11
4.2
Test Modes ................................................................................. 13
Remote Digital Loopback (RDL)/V.52 (BER).............................. 13
A
Specifications ........................................................................... 14
A.1
General Characteristics .............................................................. 14
A.2
WAN Characteristics ................................................................... 14
A.3
Ethernet ....................................................................................... 14
A.4
Distance ...................................................................................... 14
A.5
Diagnostics ................................................................................. 14
A.6
LED Status Indicators ................................................................. 14
A.7
Connectors ................................................................................. 15
A.8
Power Supply .............................................................................. 15
A.9
Temperature Range .................................................................... 15
A.10 Altitude ........................................................................................ 15
A.11 Humidity ...................................................................................... 15
A.12 Dimensions ................................................................................. 15
A.13 Weight ......................................................................................... 15
B
Models 2155 Factory
Replacement Parts and Accessories ...................................... 16
C
Models 2155 Interface Pin Assignment .................................. 17
C.1
10Base-T Interface ..................................................................... 17
RJ-45 .......................................................................................... 17
C.2
CopperLink Interface .................................................................. 17
RJ-45 .......................................................................................... 17
