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Operational Tests
Automatic Protection Switching and Alarm Test
7 - 1 0
365-372-334 R2.0
Issue 4, November 2004
MAIN OLIU Switching Test
Use this procedure to test the OC3 VLNC6 and VLNC5 Main OLIU
circuit packs (use the OC3 commands) or the OC12 VLNC25 and
VLNC26 Main OLIU circuit packs (use the OC12 commands).
Note: It is assumed that the protection scheme on the Main OLIU cir-
cuit packs is 1+1, which is the default value.
Step 1
Connect Main-1 OUT to Main-2 IN, and Main-1 IN to Main-2 OUT
using optical jumpers.
CAUTION
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LBOs may need to be installed prior to looping optical ports.
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Step 2
Establish a CIT session by following the procedure under Use of
WaveStar® CIT Software (page 5-8) in Chapter 5, Software Download
and Circuit Pack Installation.
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Step 3
Use the scroll bar in the
Command Builder
window to scroll down to
the
rtrv-oc3
or rtrv-oc12 command.
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Step 4
Click on the
rtrv-oc3
or rtrv-oc12 command with
main-1
for a
<OC3AIDRTRV>
parameter value
.
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Step 5
Click
Send
to issue the command.
Result:
The Response Window will display the command followed
by a
COMPLD
indication as well as indicating whether Main 1 or
Main 2 is the active OLIU.
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Step 6
Disconnect the optical fiber connected to the
IN
port of the OLIU that
is the active receiver.
Result:
The
MN/ABN
alarm LED will light on the SYSCTL and
the
FAULT
LED will flash on the OLIU.
Summary of Contents for Metropolis DMXplore
Page 8: ... C O N T E N T S v i i i 365 372 334 R2 0 Issue 4 November 2004 ...
Page 16: ... T A B L E S x v i 365 372 334 R2 0 Issue 4 Novmeber 2004 Glossary ...
Page 286: ... Backplane Pin Replacement Replacement Methods D 1 0 365 372 334 R2 0 Issue 4 November 2004 ...
Page 292: ... Installation Checklist Overview E 6 365 372 334 R2 0 Issue 4 November 2004 ...
Page 326: ... G L O S S A R Y G L 3 0 365 372 334 R2 0 Issue 4 November 2004 ...