363-206-295 DLP-553
21of5Page1997December1,Issue
andCITusingyouAre5. test-trmsn-t3 test?thisperformtocommand
If YES withcontinuethen, 6Step .
If NO toproceedthen, 23Step .
direction?demuxormuxtheintestthisdoingyouAre6.
If MUX withcontinuethendirection, 7Step .
If DEMUX toproceedthendirection, 9Step .
tocommandfollowingtheuseDDM-2000,endneartheAt1.FigureSee7.
direction:fibertheinloopDS3theoftestaperform
test-trmsn-t3:
address
);:dirn=mux:dur=(
Where
address
signal.DS3theofidentifieraddress=
Iftest.theofdirection=dirn dirn=mux fiber.towardisdirection,
1.isdefault(1-120),minutesintesttheofduration=dur
Internal
Test Signal
Demultiplexing Direction
Monitor
NEAR END
Multiplexing Direction
Internal Loopback
Demultiplexing Direction
Loopback can be
fiber loopback, internal loopback
or external loopback
FAR END
Multiplexing Direction
OLIU STSX or DSX
OLIU
STSX or
DSX
External
Loopback
Fiber
Loopback
DirectionMUXinSignalDS3ofTestTransmission1.Figure
free)?(errorsuccessfultesttheWas8.
If YES withcontinuethen, 9Step .
If NO toproceedthen, 37Step .
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