Optical Add/Drop Multiplexer (Roadm Degree-2) In Dwdm System; Local Test In Line Terminal Configuration In Dwdm Systems - Alcatel-Lucent 1850 TSS-320 Turn-Up And Commissioning Manual

Tests and Measurements
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Figure 3-11 Optical add/drop multiplexer (ROADM degree-2) in DWDM system
Line
DWDM local tests

Local test in line terminal configuration in DWDM systems

Figure 3-12 Local test in line terminal configuration in DWDM systems
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3 - 4 2
DCM
LDRXA WR4
S ig
In
OSC
OSA
S ig
Out
LDTXA
DCM
BLOCK DIAGRAM
Pattern Generator
Error Detector
A
Error Detector
Pattern Generator
Note: All the intra -shelf connections aren 't shown .
Through Channels
MT 1
MT 2
MT 3
Drop
Out
Drop Drop Drop Drop
In
In Out Out
OMD44 OMD44
1 44 1
Client end traffic
1850 TSS-320
11GBAR
11GUAR
OMD44
WR4
E
H O U SEK EEP I N G
R L
1 1 3
5 1
2 5
6 9
1 4
R A SH E LF I D
8 8
1 1
1 5 1 5
9 9
1 2 3 4 5 6
L
R
S I G
S I G
D B G I N O U
T
C
M
m
W
A T
A B
A D D R O O S O S
C
D P C
O U
I N O U T I N T
M T
M T 1 M O O M O S O S
1 O N C C
O U N
I N O U T X I N
T
Variable M T
M T D C M D C O M
2 2 F R O M M O O N
O U N
I N M T O I N
T
M T
M T L I N D C M
3 3 E X D C M F R O
O U T O
Optical I N I N M
T
S I G L I N
S I G
N E
X O U N
O U I N
T T
Attenuator
R
D B G
C
M
L I N E
m
W
A T
A B O M D I N V D C M I N V D C M I N V
L
A
N
I Q
R S 2 R S 2 R S 2
3 2 3 2 3 2
or
2 0 2 1 2 2 2 3 24 2 5
Local testing and operating sequence
WR4
MT 1
S ig
Out
MT 2 OSA
MT 3
Drop S ig
In In
DCM
44
LDTXA
VOA
LDRXA
PSFA PSFB
+ - + -
1 3 1 3
STU PA STU PB
A U X C H A N N ELS
1 3
1
2 5
1 4
7 8 9 1 0 1 1 1 2 1 3 1 4 15 1 6 17 1 8 1 9
3 7
R R
D B G D B G
L N K L N K
M A C T A C T M
1 1
F D X F D X
C O L C OL
L N K L N K
A C T A C T
2 M 2 M
F D X F D X
C O L C OL
L N K L N K
A C T A C T
1 D S 1 D S
F D X F D X
C O L C OL
L N K L N K
A C T A C T
2 D S 2 D S
F D X F D X
C O L C OL
3 9
2 6 2 7 28 2 9 3 0 3 1 32 3 3 34 3 5 3 6
Issue 1 March 2008
LDTXB
Line
OSC
LDRXA
PN 8DG08136CAAA