Nortel North American DMS-100 Instruction Manual page 294

Summary of Returning a busy D-channel to service
Post the
D-channels
Are the
D-channels
INS and STB?
N
Choose an INB or
MB D-channel to
restore
Is the
D-channel
MB?
Y
Return the busy
D-channel to
service
Passed?
1
Y
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued)
ISDN PRI primary and backup D-channels
1
Y
End
N
Manually busy
the D-channel
Y
Passed?
N
N
Contact next
level of support
Returning a busy D-channel to service
(continued)
This flowchart summarizes the
procedure.
Use the instructions that follow
this flowchart to perform the
procedure.
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