User's Manual

1027144–0001 Draft – Revision D.01
Installing indoor RT equipment 3–31
RT installation
The DS3–transparent SSI, shown in figure 3-20, supports an
unencumbered DS3 point–to–point service. The DS3 framing
structure, clocking, and control bits are transported without
visibility to the AIReach Broadband system.
Tx
ALARM
OK
Rx
TRNSP SSI3DS
T0006023
BNC Rx connector
BNC Tx connector
LEDs indicate status of each link
OK
STATUS
LEDs indicate
SSI status
ALARM
Figure 3-20 DS3–transparent SSI
The maximum cable length for a DS3–transparent SSI is
450 feet (137.2 meters).
Look at the hub network schematic or other configuration
document to determine:
• How many SSIs to install
• What type(s) of SSIs to install
• Which SSI to install in each IDU chassis slot
DS3–transparent
SSI physical
configuration