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DNT2Mi-fp Data Network Terminal User manual
36 (60) © Nokia Corporation DN0445814
Nokia Proprietary and Confidential Issue2-0en
Figure 19. Local test loop
Figure 20. Network test loop
Q1 management Automatic controll Note
Equipment tests
Power up test After power is switched on
Self test Self test (5.4) During self test
management and line
connection is
disconnected.
Line interface test
Network test
loop
Data coming
from the line is
looped back to
the line.
Loop to Line(5,3,2) See Figure “Network
test loop” after this
table.
Port interface test
Local test loop
Data coming
from the DTE is
looped back to
the DTE.
Loop to Port(5,2,3) See Figure “Local test
loop” after this table.
Port
Interface
DTE
Line
Interface
AIS
Port
Interface
DTE
Line
Interface
AIS