6-18
Cisco ONS 15454 DWDM Reference Manual, R8.5
78-18343-02
Chapter 6 Optical Add/Drop Cards
6.5.1 Wavelength Sets
Figure 6-13 AD-4C-xx.x Block Diagram
Figure 6-14 shows the AD-4C-xx.x optical module functional block diagram.
Figure 6-14 AD-4C-xx.x Optical Module Functional Block Diagram
6.5.1 Wavelength Sets
The AD-4C-xx.x cards are provisioned for the sets of four 100-GHz-spaced wavelengths shown
Table 6-12 on page 6-19.
Optical
Module
COM RX
COM TX
124075
uP8260
processor
DC/DC
converter
EXP TX
EXP RX
FPGA
For SCL Bus
management
SCL Bus
TCC M
SCL Bus
TCC P
Power supply
Input filters
BAT A&B
Add
Rx
Drop
Tx
Channel 1
Add
Rx
Drop
Tx
Channel 2
Add
Rx
Drop
Tx
Channel 3
Add
Rx
Drop
Tx
Channel 4
98299
Control
Control
interface
4Ch OADM module
Virtual photodiode
COM
RX
COM
TX
EXP RX
EXP TX
TX Channels RX Channels
Physical photodiode
Variable optical attenuator
V
V1
V2
P1
P9
P10P11
P12
P2 P3 P4
P5 P6 P7 P8
P