Black Box SW544A-M, Manual, Page: 16 / 74

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CHAPTER 2: Introduction
Table 2-1 (continued). Connectors, indicators, and user controls.
Number Name Type Function
7 — Switch Turns power to the Serial Port Manager
on or off.
8 SETUP DIP switch This bank of eight DIP switches sets
default communication parameters and
other features.
9 — RJ-11 This connector attaches to your phone
connector line.
10 — RJ-11 This internal modem port connects to your
connector telco line. For information about modem
configuration, see Section 5.5.3 .
11 — DB9 The DB9 ports connect to RS-232 console
connector ports on user devices. For more
information, refer to Section 4.4
(connection instructions), Appendix A
(interface description), and Section 5.2
(setup ports).