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Cisco ONS 15454 DWDM Installation and Operations Guide, R6.0
August 2005
Chapter 1      Install the Shelf and Common Control Cards
DLP-G32 Install the Y-Cable Protection Modules
Step 2 Insert the appropriate module into the FlexLayer shelf assembly. 
Note FlexLayer modules are not listed in generated Cisco MetroPlanner 2.5 site plans.
Step 3 Use a Phillips screwdriver to install the two accompanying screws.
Figure 1-29 shows the FlexLayer shelf assembly and how the FlexLayer modules can be installed. 
Figure 1-29 ONS 15xxx FlexLayer Shelf Assembly
Step 4
Repeat this task as necessary for each FlexLayer module you want to install.
Step 5 Return to your originating procedure (NTP).
DLP-G32 Install the Y-Cable Protection Modules
Step 1 Determine the Y-cable modules that you want to install in the FlexLayer shelf. 
Purpose This task installs the Y-cable protection modules in the FlexLayer shelf 
assembly. 
Tools/Equipment #2 Phillips screwdriver
Y-Cable modules:
• Multi-Mode Y Cable Protection FlexMod: 15216-CS-MM-Y=
• Single-Mode Y Cable Protection FlexMod: 15216-CS-SM-Y=
Prerequisite Procedures None
Required/As Needed As needed
Onsite/Remote Onsite
Security Level None
90916
Add/Drop Modules, 
plitter/Coupler Modules, and/or
Protection Modules
VOA Module
Shelf assembly
Fiber Management Tray
Frame Ground Terminal