Nortel-networks Circuit Card Manual de usuario Pagina 686

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Page 686 of 906 NT8D41BA Quad Serial Data Interface Paddle Board
553-3001-211 Standard 3.00 August 2005
8 CTS Clear to send (Note 1) Clear to send
Note 1: In DTE mode the signals CD, DSR, and CTS are tied to +12 volts to signify that the port
on the QSDI paddle board is always ready to transmit and receive data. This mode is set to
connect to a terminal device (DTE).
Note 2: In DCE mode the signals DTR and RTS are tied to +12 volts to signify that the port on
the QSDI paddle board is always ready to transmit and receive data. This mode is set to
connect to a modem device (DCE).
Table 215
Connectors J1, J2, J3, and J4 pin assignments
Pin # Signal Purpose in DTE mode Purpose in DCE mode
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1 2 ... 681 682 683 684 685 686 687 688 689 690 691 ... 907 908

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