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
ST
ATUS
138847
0
C/A
A/L
1
2
3
