Modem/Console Connectors and Cables
Figure 3-30 and Figure 3-31 illustrate the modem and console connectors, respectively, on the switch card console/modem assembly.
The data cable used for both the console and modem ports is described in the section RS-232 Straight-Through Data Cable.
RS-232 Modem Connector Specification
Interface connector type: DB25 male, DTE
Connectors per assembly: 1, labeled MODEM
Figure 3-30 shows a schematic diagram of the RS-232 modem port connector.
Figure 3-30: RS-232 Modem Port Schematic Diagram
RS-232 Console Connector Specification
Interface connector type: DB25 female, DCE
Connectors per assembly: 1, labeled CNSL
Figure 3-31 shows a schematic diagram of the console port connector.
Figure 3-31: RS-232 Console Port Schematic Diagram
RS-232 Straight-Through Data Cable
Where used: To connect the LS2020 console port or modem port to a console or modem.
Cisco Systems does not provide this cable; it is widely available from other vendors.
shows a schematic diagram of the RS-232 straight-through data cable.
Figure 3-32: RS-232 Straight-through Data Cable Schematic Diagram
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