Table of Contents
1 Introduction ....................................................................................................... 11
2 Unpacking the Device ...................................................................................... 13
3 Physical Description ........................................................................................ 15
3.1 Physical Dimensions and Operating Environment ................................................. 15
3.2 Front Panel Description .......................................................................................... 16
3.2.1 Ports and Buttons.................................................................................................... 16
3.2.2 LEDs Description .................................................................................................... 18
3.2.2.1 LAN Interface LEDs ................................................................................. 18
3.2.2.2 FXS LEDs ................................................................................................ 18
3.2.2.3 FXO LEDs ................................................................................................ 19
3.2.2.4 BRI LEDs ................................................................................................. 19
3.2.2.5 E1/T1 (PRI) LEDs .................................................................................... 20
3.2.2.6 STATUS LED ........................................................................................... 20
3.2.2.7 Power LEDs ............................................................................................. 21
3.3 Rear Panel Description .......................................................................................... 22
4 Mounting the Device ........................................................................................ 25
4.1 Desktop Mounting .................................................................................................. 25
4.2 Wall Mounting ......................................................................................................... 26
4.3 19-Inch Rack Mounting .......................................................................................... 28
4.3.1 Using a Pre-Installed Rack Shelf ............................................................................ 28
4.3.2 Using Mounting Brackets ........................................................................................ 29
5 Cabling the Device ........................................................................................... 31
5.1 Grounding and Surge Protection ............................................................................ 31
5.2 Connecting to LAN ................................................................................................. 33
5.3 Connecting to Analog Devices ............................................................................... 35
5.3.1 Connecting the FXS Interfaces ............................................................................... 35
5.3.2 Connecting the FXO Interfaces ............................................................................... 36
5.3.3 Connecting the FXS Analog Lifeline ....................................................................... 38
5.4 ISDN BRI Interfaces ............................................................................................... 39
5.4.1 Connecting to BRI Lines ......................................................................................... 39
5.4.2 Connecting PSTN Fallback for BRI Lines ............................................................... 40
5.5 Connecting ISDN E1/T1 Interfaces ........................................................................ 42
5.5.1 Connecting to ISDN PRI (E1/T1) Trunks ................................................................ 42
5.5.2 Connecting PSTN Fallback for E1/T1 Trunks ......................................................... 43
5.6 Connecting to a Computer for Serial Communication ............................................ 45
5.7 Connecting the OSN Server ................................................................................... 46
5.9 Connecting to Power .............................................................................................. 48
5.9.1 Connecting to AC Power ......................................................................................... 48
5.9.2 Connecting to DC Power ........................................................................................ 49
6 Maintenance – Replacing the Power Fuse ..................................................... 53
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