Northern Telecom DMS-100 Series Installation And Maintenance Manual page 111

0
0
0
0
0
0 SYMPTOM
0
0 Garbled charac-
0 ters on DTE
0 screen.
0
0
0
0
0 Cannot discon-
0 nect data call.
0 Data call auto-
0 matically
0 reconnects.
0
0
0
0
0
0
0
0
0
TABLE 6.1 (Continued)
DATA UNIT TROUBLESHOOTING
PROBLEM
Incorrect oper-
ating parame-
ters between DU
and DTE.
Calling DU has
the virtual
private line
feature on.
With this fea-
ture, the call-
ing DU will
continually try
to re-establish
the data call
to the far end
DU.
297-2121-226
VINTAGE 05.01
ACTION
Make sure both DU and DTE
are set to the same speed
and mode.
Report the problem to the
operating company.
The data call
disconnected from
calling DU by
the release key.
must be
the
pressing
6-7