User manual

Digium, Inc. Page 21
Chapter 2: Card Installation
Shipment Inspection
The following items are included in shipment of an 800 Series card:
 800 Series card (TDM800P or AEX800)
 FXO and/or FXS module(s) (depending on configuration)
Module Identification
The 800 Series cards ships with FXO and/or FXS modules in place. These
are identified by their color. Take a moment to identify which modules
were shipped with your card.
 FXO (Foreign Exchange Office) modules are Red
 FXS (Foreign Exchange Station) modules are Green
See Figure 2 on page 23 for an example of the TDM800P card shown
with two of each single module.
See Figure 3 on page 24 for an example of the AEX800 card shown with
one of each quad module.
The 800 Series cards may also be combined with Digium’s hardware-
based echo canceler, model VPMADT032. See Figure 3 on page 24 for an
example of the AEX800 card shown with one of each quad analog
module and the echo cancellation module.
Port Identification
Each card consists of eight RJ11 ports located on the bracket. Each port
correlates to a single module port (containing either FXO or FXS
modules). The ports are numbered in sequence from one to eight. The top
port is Port 1 and the bottom port is Port 8. See Figure 2 on page 23 for