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Cisco ONS 15454 Procedure Guide, Release 8.5.1
78-18537-01
Chapter 1 Install the Shelf and Backplane Cable
NTP- A3 Open and Remove the Front Door
Note The 10-Gbps-compatible shelf assembly (15454-SA-HD) and fan-tray assembly (15454-FTA3) are 
required with the ONS 15454 XC10G, OC-192, and OC-48 any slot (AS) cards. 
Note The ONS 15454 installations are suitable for Network Telecommunication facilities and locations where 
NEC are applicable.
Step 1 Complete the “DLP-A3 Reverse the Mounting Bracket to Fit a 19-inch (482.6 mm) Rack” task on 
page 17-2 if you need to convert from a 23-inch (584.2 mm) to a 19-inch (482.6 mm) rack.
Step 2 To install the air filter on the bottom of the shelf rather than below the fan-tray assembly, complete the 
“DLP-A4 Install the External Brackets and Air Filter” task on page 17-4.
Step 3 Complete the necessary rack mount task:
• DLP-A5 Mount the Shelf Assembly in a Rack (One Person), page 17-5
• DLP-A6 Mount the Shelf Assembly in a Rack (Two People), page 17-6
• DLP-A7 Mount Multiple Shelf Assemblies in a Rack, page 17-7
Step 4 Continue with the “NTP-A3 Open and Remove the Front Door” procedure on page 1-6.
Stop. You have completed this procedure. 
NTP-A3 Open and Remove the Front Door 
Step 1 Complete the “DLP-A8 Open the Front Door” task on page 17-8.
Step 2 As needed, complete the “DLP-A9 Remove the Front Door” task on page 17-9.
Step 3 Continue with the “NTP-A4 Remove the Backplane Covers” procedure on page 1-7.
Stop. You have completed this procedure. 
Purpose This procedure opens and removes the front door to access the equipment.
Tools/Equipment Open-end wrench
Pinned hex key 
Prerequisite Procedures NTP-A2 Install the Shelf Assembly, page 1-5
Required/As Needed Required
Onsite/Remote Onsite
Security Level None