Cisco XR 12000 Series - Manual (Page 39)

2-9
Cisco XR 12000 Series Router SIP and SPA Hardware Installation Guide
OL-17438-04
Chapter 2 Overview: Cisco XR 12000 Series Router Shared Port Adapters
8-Port Channelized T1/E1 SPA Overview
Note The Cisco cable part numbers are 72-4124-01 (with Male BNC end) and 72-4131-01 (with Female BNC
end).
Figure 2-2 shows the Siemax connectors on the 2-Port and 4-Port Channelized T3 SPA, and Table 2-6
provides the signal descriptions for these connectors.
8-Port Channelized T1/E1 SPA Overview
The following sections describe the 8-Port Channelized T1/E1 SPA:
• 8-Port Channelized T1/E1 SPA LEDs, page 2-9
• XFP Connections, page 2-15
• 8-Port Channelized T1/E1 SPA Cables, Connectors, and Pinouts, page 2-10
8-Port Channelized T1/E1 SPA LEDs
The 8-Port Channelized T1/E1 SPA has three types of LEDs. There are two LEDs for each port on the
SPA, and one STATUS LED as shown in
Figure 2-3 .
Figure 2-3 8-Port Channelized T1/E1 SPA Faceplate
The 8-Port Channelized T1/E1 SPA LEDs are described in Table 2-7 .
Table 2-6 2-Port and 4-Port Channelized T3 SPA Connectors
Connector Label Meaning
TX Transmitted signals appear on the center contact, and the outer shield is ground
for the 75-ohm RG-59 coaxial cable you attach to the TX BNC Siemax connector.
RX Received signals appear on the center contact, and the outer shield is ground for
the 75-ohm RG-59 coaxial cable you attach to the RX BNC Siemax connector.
1 C/A (Carrier/Alarm) LED 3 STATUS LED
2 A/L (Active Loopback) LED
ST
ATUS
3 116852
SP
A-8XCHT1/E1
C/A A/L 0 C/A 3 A/L A/L A/L C/A 2 C/A 1 C/A A/L 4 C/A 7 A/L A/L A/L C/A 6 C/A 5
1
2