Cisco 7600 SIP 200 Hardware Installation Guide - Page 60
-Port Channelized STM-4/OC-12 SPA Overview
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1-Port Channelized STM-4/OC-12 SPA Overview Chapter 3 Overview: Cisco 7600 Series Router Shared Port Adapters 1-Port Channelized STM-4/OC-12 SPA Overview The following sections describe the 1-Port Channelized STM-4/OC-12 SPA: • 1-Port Channelized STM-1/OC-3 SPA LEDs, page 3-11 • 1-Port Channelized STM-1/OC-3 SPA Interface Specifications, page 3-12 • 1-Port Channelized STM-1/OC-3 SPA Cables and Connectors, page 3-13 1-Port Channelized STM-4/OC-12 SPA LEDs The 1-Port Channelized STM-4/OC-12 SPA has two types of LEDs: an A/L LED for each port and a STATUS LED, as shown in Figure 3-8. Figure 3-8 1-Port Channelized STM-4/OC-12 SPA Faceplate 1 2 STATUS C/A A/L SPA-1XCHOC12/DS0 280921 3 1 C/A (Carrier/Alarm) LED 2 A/L (Active Loopback) LED 3 STATUS LED The 1-Port Channelized STM-4/OC-12 SPALEDs are described in Table 3-9. Table 3-9 1-Port Channelized STM-4/OC-12 SPA LEDs LED Label C/A A/L STATUS Color Off Green Amber Off Green Amber Off Green Amber State Off On On Off On On Off On On Meaning Port is not enabled by software. Port is enabled by software, and there is a valid T3 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 is ready and operational. SPA power is on and good, and SPA is being configured. 3-14 Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide OL-5052-14