Cisco 12000 - Series Chassis Modular Expansion Base User Manual

2-8
Cisco 12000 Series Router SIP and SPA Hardware Installation Guide
Release 12.0(32)SY1, OL-8831-01, Rev. G6, July 19, 2007
Chapter 2 Overview: Cisco 12000 Series Router Shared Port Adapters
8-Port Channelized T1/E1 SPA Overview
8-Port Channelized T1/E1 SPA Overview
Note The 8-Port Channelized T1/E1 SPA supports the use of Intra-Building wiring only
The following sections describe the 8-Port Channelized T1/E1 SPA:
• 8-Port Channelized T1/E1 SPA LEDs, page 2-8
• 8-Port Channelized T1/E1 SPA Interface Specifications, page 2-9
• 8-Port Channelized T1/E1 SPA Cables, Connectors, and Pinouts, page 2-9
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 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 Siemax connector.
1 C/A (Carrier/Alarm) LED 3 STATUS LED
2 A/L (Active Loopback) LED
STATUS
3
116852
SPA-8XCHT1/E1
C/A A/L
0
C/A
3
A/L A/L A/LC/A
2
C/A
1
C/A A/L
4
C/A
7
A/L A/L A/LC/A
6
C/A
5
1
2

Cisco 12000 - Series Chassis Modular Expansion Base Specifications

General

Brand	Cisco
Model	12000 - Series Chassis Modular Expansion Base
Category	Network Router
Language	English