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Nokia DNT2Mi-fp User Manual

Page 36

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DNT2Mi-fp Data Network Terminal User manual

36 (60)

© Nokia Corporation

DN0445814

Nokia Proprietary and Confidential

Issue 2-0 en

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