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Chapter 3. Operation
61200.076L2-1 TSU 600 User Manual 55
*
Figure 3-10
Network Interface Error Type
The asterisk (*) above an item indicates the type of
errors detected. The error types are the following:
CRC CRC-6 bit errors based on the FDL. This is
valid only in ESF mode.
BPV Bipolar violations.
XS0 Excess zeros.
FER Framing errors.
Active Alarms
This menu item displays a list of current alarms
reported by either the base controller or any of the
ports. If no alarms are current, using this menu item
displays End of List.
This display includes two lines of text. The top line is
the alarm source. The bottom line is the alarm mes-
sage. A list of alarm messages is found in the appen-
dix, TSU 600 System Messages.
With the cursor on Main menu item 1)STATUS,
activate the menu with Enter or number 1. The unit
displays the first two Status submenu items with the
cursor on
1)NI PERF RPTS.
With the arrows or number 3, select 3)Alarms.
Activate the selection with Enter or number 3. The
unit begins the display of alarm messages and their
identified source. See Figure 3-11. Continue with
standard operating procedures to exit the display.