Cisco 7600 SIP 200 Hardware Installation Guide - Page 52
-Port and 4-Port Channelized T3 SPA LEDs, 2-Port and 4-Port Channelized T3 SPA Interface
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2-Port and 4-Port Channelized T3 SPA Overview Chapter 3 Overview: Cisco 7600 Series Router Shared Port Adapters 2-Port and 4-Port Channelized T3 SPA LEDs The 2-Port and 4-Port Channelized T3 SPA has three types of LEDs. There are two LEDs for each port on the SPA, and one STATUS LED. Figure 3-1 shows an example of these LEDs on a 4-Port Channelized T3 SPA. Figure 3-1 4-Port Channelized T3 SPA Faceplate 2 1 C/A A/L 0 TX RX 34 C/A A/L 1 TX RX C/A A/L 2 TX RX C/A A/L TX 3 STATUS RSX PA-4XCT3/DS0 5 116854 1 C/A (Carrier/Alarm) LED 2 A/L (Active Loopback) LED 3 TX (Transmit) connector 4 RX (Receive) connector 5 STATUS LED The 2-Port and 4-Port Channelized T3 SPA LEDs are described in Table 3-2. Table 3-2 2-Port and 4-Port Channelized T3 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. 2-Port and 4-Port Channelized T3 SPA Interface Specifications The framer processes incoming and outgoing T3 frames (cbit, m13/m23, and unframe). The framer operates at T3 line rates (44.2 Mbps). Cisco 7600 Series Router SIP, SSC, and SPA Hardware Installation Guide 3-6 OL-5052-14