Matrix/Cru Eps Protection Check - Alcatel-Lucent 1850 TSS-320 Turn-Up And Commissioning Manual

Tests and Measurements
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Protection test Matrix/CRU EPS
Purpose:
Check that EPS is working properly
•
Check that following switching no data has been lost apart from an initial transient
•
state.
Test instruments [see
Craft terminal (E)
•
Pattern generator/error detector (A)
•
Accessories [see
Optical loop (K)
•
Single-mode single-fiber splices (I) or (Q), according to the interface type
•
Craft Terminal cable (L)
•
Test Bench:
Figure 3-16 Matrix/CRU EPS protection check
Note:
port selected.
For the 1850 TSS-320 shelf configuration, refer to
Procedure
Perform the same cross connection used for the previous SNCP protection test.
a. Preset the instrument to transmit a signal with the following requirements:
Bit rate
Code/interface (SFP)
Type
b. Check that no errors are read on the Error Detector.
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PN 8DG08136CAAA
Issue 1 March 2008
Table 3-1, "Instruments" (p.
Table 3-2, "Accessories" (p.
BLOCK DIAGRAM
1850 TSS-320
Pattern Generator
Error Detector
The figure can change depending on the type of tributary port and on the line
155520 kbit/s
S-1.1, L-1.1, L-1.2
OC-3 optical
3-2)]
3-2)]
LINE
Matrix "A"
STS-3c
STM-1
port
Matrix "B"
LINE
Figure 3-5 on p.
See Chapter
optical characteristics" (p.
Local testing and operating sequence
Loop
port
"A"
Loop
port
"B"
3-22.
4, "SFP and XFP modules
4-16).
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