Cisco ONS 15454 DWDM Reference Manual page 300

7.10.2 40-WSS-C Block Diagram
Figure 7-28 40-WSS-C Block Diagram
EXPRESS
RX
Virtual
photodiode
EXPRESS
TX
DROP
TX
Figure 7-29
Cisco ONS 15454 DWDM Reference Manual, R8.5
7-52
1 1 Pas Through
1 ADD
2 2 Pas Through
2 ADD
40 2 Pas Through
40 ADD
70/30
ADD RX
shows the 40-WSS-C optical module functional block diagram.
Chapter 7 Reconfigurable Optical Add/Drop Cards
CONTROL
1
2
40
Control
Interface
Comon
TX
Comon
RX
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