Cisco ASR1006 Hardware Installation Guide - Page 123
Cable Installation, SPA Cable Pinouts, Subscriber, Connector Pins
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Chapter 3 Overview: Cisco ASR 1000 Series Aggregation Services Routers SPAs 24-Port Channelized T1/E1/J1 ATM CEoP SPA Overview Cable Installation One end of the cable has a 100-pin connector that plugs into the front of the 24-Port Channelized T1/E1/J1 CEoP SPA. Use the thumbscrews on either side of the connector to secure the cable to the SPA. The other end of the cable has two 50-pin Telco connectors that can be attached to the rear of a 24-port RJ-45 patch panel. Both connectors are identical: one is for Transmit (TX) and the other is for Receive (RX). Figure 3-55 shows how the cable is connected between the 24-Port Channelized T1/E1/J1 CEoP SPA and the patch panel. Figure 3-55 Cable Installation Between the SPA and the Patch Panel SPA-24CHT1-CE-ATM 24-Port Patch Panel (rear view, rotated 180o for clarity) TRANSMIT RECEIVE 250107 SPA Cable Pinouts Table 3-53 shows the cable pinouts for the cable (part number CABLE-24T1E1J1) that is installed between the 24-Port Channelized T1/E1/J1 CEoP SPA and the rear of the patch panel. Table 3-53 24-Port Channelized T1/E1/J1 CEoP SPA Cable Connector Pinouts Subscriber Line Signal Line 1 TX Tip TX Ring RX Tip RX Ring Line 2 TX Tip TX Ring RX Tip RX Ring Line 3 TX Tip TX Ring RX Tip RX Ring Connector Pins SPA TX Cable Lead 2 1 52 26 26 Not connected 76 3 2 53 27 27 Not connected 77 4 3 54 28 28 Not connected 78 RX Cable Lead Not connected 1 26 Not connected 2 27 Not connected 3 28 OL-14126-12 Cisco ASR 1000 Series Aggregation Services Routers SIP and SPA Hardware Installation Guide 3-81