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Chapter 2. Installation
DSX-1 (PBX) Interface
The DSX-1 Interface provides a short haul T1 for a PBX or other
equipment. This port complies with ANSI T1.102.
DSX-1 Test Interface
The
sive test capabilities for the T1 connecting the TSU 120 to the
PBX or other customer premise equipment. By connecting to
these jacks with test equipment, the DSX-1 connection will be
broken, and the test equipment will be terminating the DSX-1
connection from the PBX.
The
non-intrusive monitoring of the T1 connecting the TSU 120 to
the PBX or other customer premise equipment. When con-
nected to this jack, the test equipment should be configured for
a
Chain Port Input
The chain port input provides an EIA-232 input from a PC or a
modem for control of the TSU 120. You can also use it as a chain
input from another TSU 120 or the TSU 100. For more informa-
tion see the Wiring section in Appendix C, on page C-1.
Chain Port Output
The chain port output provides an EIA-232 output to chain con-
trol to other TSUs. For more information see the Wiring section
in Appendix C, on page C-1.
10BaseT Interface (TSU 120e only)
The 10BaseT interface provides the LAN interface for manag-
ing the TSU 120 with SNMP or T-WATCH Pro. For more infor-
mation see the Wiring section in Appendix C, on page C-1.
2-6
IN and OUT test jacks
T-MON test jack
termination.
DSX MON
TSU 120 User Manual
for the DSX-1 interface provide intru-
provides a DSX monitor access jack for
61202129L1-1
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