Cisco ASR1006 Hardware Installation Guide - Page 99
-Port and 4-Port Channelized T3 Serial SPA Overview
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Chapter 3 Overview: Cisco ASR 1000 Series Aggregation Services Routers SPAs 2-Port and 4-Port Channelized T3 Serial SPA Overview Figure 3-37 shows the connectors on the 4-Port Clear Channel T3/E3 Serial SPA, and Table 3-34 describes the signal descriptions for these connectors. Table 3-34 2-Port and 4-Port Clear Channel T3/E3 SPA Connectors Connector Label TX RX Meaning Transmitted signals appear on the center contact, and the outer shield is ground for the 75-ohm RG-59 coaxial cable you attach to the TX Siemax connector. Received signals appear on the center contact, and the outer shield is ground for the 75-ohm RG-59 coaxial cable you attach to the RX Siemax connector. 2-Port and 4-Port Channelized T3 Serial SPA Overview The following sections describe the 2-Port and 4-Port Channelized T3 SPA: • 2-Port and 4-Port Channelized T3 SPA LEDs, page 3-57 • 2-Port and 4-Port Channelized T3 SPA Interface Specifications, page 3-58 • 2-Port and 4-Port Channelized T3 SPA Cables and Connectors, page 3-58 2-Port and 4-Port Channelized T3 SPA LEDs The 2-Port and 4-Port Channelized T3 SPA has three types of LEDs: two LEDs for each port on the SPA and one STATUS LED, as shown in Figure 3-38. Figure 3-38 4-Port Channelized T3 SPA Faceplate 2 1 STATUS 116854 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 3 TX RSX PA-4XCT3/DS0 5 1 C/A (Carrier/Alarm) LED 2 A/L (Active/Loopback) LED 3 TX (Transmit) connector 4 RX (Receive) connector 5 STATUS LED OL-14126-12 Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Hardware Installation Guide 3-57