Chapter 3. Operation
61200.129L1-1
TSU 120 User Manual
59
DTE Status
An asterisk (*) indicates an active status of the follow-
ing lines:
RTS
Request To Send from DTE
CTS
Clear To Send to DTE
DCD
Data Carrier Detect to DTE
DSR
Data Set Ready to DTE
Port Rate
The Port Rate displays the current setting of the Nx
port.
Continue with standard operating procedures to exit
the displays.
0.2 DSX-1 Menu Items: DSX-1 Errors
CRC
As asterisk is displayed under the CRC if there are
CRC errors in extended superframe format (ESF)
mode. If the DSX-1 plug-on board is configured for
D4 Frame format, the LCD displays n/a.
BPV
An asterisk is displayed under the BPV if the DSX-1
plug-on board is detecting bipolar violations.
SLIP
An asterisk is displayed under the SLIP if the DSX-1
plug-on board is detecting frame slips. This is caused
by multiple clock sources in the application.
FER
An asterisk is displayed under the FER if the DSX-1
plug-on board is detecting frame bit synchronization
errors.
Remote Port
Selecting Remote Port status allows viewing of the
status of activity on the Control In remote port. This is
useful for troubleshooting communication sessions, as
well as verifying cabling.
Summary of Contents for TSU 120
Page 1: ...TSU 120 PART NUMBER 1200129L1 USER MANUAL 61200 129L1 1A July 1997...
Page 52: ...Chapter 2 Installation 38 TSU 120 User Manual 61200 129L1 1...
Page 132: ...Appendix C System Configuration Charts 118 TSU 120 User Manual 61200 129L1 1...
Page 138: ...Appendix D TSU 120 System Messages 124 TSU 120 User Manual 61200 129L1 1...