NTCW84KA ELAN, TLAN, DCH and serial cable 437I/O Panel: P1 Signal Name P2, P3, P4 ColorP1-48 RXDB- P3-6 Orange/WhiteP1-49 TXDB- P3-2 White/OrangeP1-18 RX+ P4-3 Green/WhiteP1-43 RX- P4-6 White/GreenP1-19 TX+ P4-1 Orange/WhiteP1-44 TX- P4-2 White/OrangeNTCW84KA ELAN, TLAN, DCH and serial cableThe NTCW84KA cable connects the I/O connector on Cabinet or Largesystems to the ELAN and TLAN network interfaces with one RS-232 portand D-channel signalling. The DCH serial I/O port has a 15-pin maleD-type connector to connect to the MSDL cable. On Large Systems, theNT8D81AA cable connects all 24 tip and ring pair to the I/O panel. (SeeFigure 149 "NTCW84KA ELAN, TLAN, DCH, and serial cable" (page438) and Table 72 "NTCW84KA ELAN, TLAN, DCH, and Serial I/O cableconnections" (page 438).)Nortel Communication Server 1000IP Trunk FundamentalsNN43001-563 02.01 StandardRelease 5.5 21 December 2007Copyright © 2007, Nortel Networks.