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40 EMC VNX5400 Hardware Information Guide

System component description

Table 18 lists the 1U Control Station Ethernet (DB-9) pin signals used on the connector.

Control Station modem (DB-9) plug connector

The back of the File/Unified VNX5400 platform 1U Control Station includes a standard

modem serial interface (DB-9) plug connector (labeled with a telephone handset icon and

the numbers 1 0 1 0 on the left). Notice the orientation of the pins (Figure 25).

Figure 25 Control Station modem (DB-9) plug connector

Table 19 lists the 1U Control Station Ethernet (DB-9) pin signals used on the connector.

Table 18 Control Station (DB-9) plug connector pinout

DB-9 Pin Signal Description

1 CD Carrier detect

2RXDReceived data

3 TXD Transmitted data

4 DTR Data terminal ready

5GNDGround

6DSRData set ready

7 RTS Request to send

8 CTS Clear to send

9 RI Ring indicator (not used)

Pin 1

6 9

1 0 1 0

VNX-000527

Table 19 Control Station modem (DB-9) plug connector pinout