Cisco 7600 Series - 1-Port Channelized STM-1;OC-3 SPA Overview

3-10
Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide
OL-5052-08
Chapter 3 Overview: Cisco 7600 Series Router Shared Port Adapters
1-Port Channelized STM-1/OC-3 SPA Overview
1-Port Channelized STM-1/OC-3 SPA Overview
The following sections describe the 1-Port Channelized STM-1/OC-3 SPA :
• 1-Port Channelized STM-1/OC-3 SPA LEDs, page 3-10
• 1-Port Channelized STM-1/OC-3 SPA Interface Specifications, page 3-11
• 1-Port Channelized STM-1/OC-3 SPA Cables and Connectors, page 3-11
1-Port Channelized STM-1/OC-3 SPA LEDs
The 1-Port Channelized STM-1/OC-3 SPA has two types of LEDs: an A/L LED for each port and a
STATUS LED, as shown in Figure 3-5.
Figure 3-5 1-Port Channelized STM-1/OC-3 SPA Faceplate
The 1-Port Channelized STM-1/OC-3 SPA LEDs are described in Table 3-2.
3 NC No connection
4 TX– Transmit ring –
5 TX+ Transmit tip +
6 NC No connection
7 NC No connection
8 NC No connection
Table 3-7 RJ-45 Connector Pinouts
Pin Signal Description
1 C/A (Carrier/Alarm) LED 3 STATUS LED
2 A/L (Active Loopback) LED
SPA-1XCHSTM1/OC3
STATUS
138847
0
C/A
A/L
1
2
3