2-Port And 4-Port Oc-3C/Stm-1 Atm Spa Leds; 2-Port And 4-Port Oc-3C/Stm-1 Atm Spa Interface Specifications - Cisco 7600 SIP 200 - SPA Interface Processor 200 Hardware Installation Manual

Chapter 3 Overview: Cisco 7600 Series Router Shared Port Adapters

2-Port and 4-Port OC-3c/STM-1 ATM SPA LEDs

The 2-Port and 4-Port OC-3c/STM-1 ATM SPA has three types of LEDs. There are two LEDs for each
port on the SPA, and one STATUS LED.
OC-3c/STM-1 ATM SPA:
Figure 3-11
1
2
The 2-Port and 4-Port OC-3c/STM-1 ATM SPA LEDs are described in
Table 3-10
LED Label
C/A
A/L
STATUS

2-Port and 4-Port OC-3c/STM-1 ATM SPA Interface Specifications

The physical layer interface for the 2-Port and 4-Port OC-3c/STM-1 ATM SPA is Optical Carrier-3
(OC-3), and the data link layer is designed to comply with ATM specifications. The 2-Port and 4-Port
OC-3c/STM-1 ATM SPA provides up to four 155-Mbps OC-3 network interfaces for all supported
platforms.
Each SPA port accepts an SFP module with a duplex LC-type receptacle that allows connection to
single-mode or multimode optical fiber.
OL-5052-14
4-Port OC-3c/STM-1 ATM SPA Faceplate
1 2
C/A (Carrier/Alarm) LED
A/L (Active Loopback) LED
2-Port and 4-Port OC-3c/STM-1 ATM SPA LEDs
Color State
Off Off
Green On
Amber On
Off Off
Green On
Amber On
Off Off
Amber On
Green On
Figure 3-11 shows an example of these LEDs on a 4-Port
3 STATUS LED
Meaning
Port is not enabled by software.
Port is enabled by software, and there is a valid SONET signal
without any alarms.
Port is enabled by software, and there is at least one alarm.
Port is not enabled by software.
Port is enabled by software, loopback is off.
Port is enabled by software, loopback is on.
SPA power is off.
SPA power is on and good, and SPA is being configured.
SPA is ready and operational.
Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide
2-Port and 4-Port OC-3c/STM-1 ATM SPA Overview
3
SPA-4XOC3-ATM
Table 3-10.
3-17