Figure 1-2 Reversing The Mounting Brackets (23-Inch Position To 19-Inch Position); Procedure: Reverse The Mounting Bracket To Fit A 19-Inch Rack; Mounting A Single Node - Cisco 15454-TCC - Network Processor Card Operation Manual

Chapter 1 Hardware Installation

Procedure: Reverse the Mounting Bracket to Fit a 19-Inch Rack

Step 1 Remove the screws that attach the mounting bracket to the side of the shelf assembly.
Step 2 Flip the detached mounting bracket upside down.
Text imprinted on the mounting bracket will now also be upside down.
Place the widest side of the mounting bracket flush against the shelf assembly (see
Step 3
The narrow side of the mounting bracket should be towards the front of the shelf assembly. Text
imprinted on the mounting bracket should be visible and upside down.
Align the mounting bracket screw holes against the shelf assembly screw holes.
Step 4
Insert the screws that were removed in Step 1 and tighten them.
Step 5
Repeat the procedure for the mounting bracket on the opposite side.
Step 6
Figure 1-2
Top of unit
19 inch position
Top of unit
23 inch position

1.3.2 Mounting a Single Node

Mounting the ONS 15454 in a rack requires a minimum of 18.5 inches of vertical rack space (and one
inch for air flow). To ensure the mounting is secure, use two to four #12-24 mounting screws for each
side of the shelf assembly.
November 2001
Reversing the mounting brackets (23-inch position to 19-inch position)
Mounting
L brackets
Mounting
L brackets
Figure 1-3 shows the rack mounting position for the ONS 15454.
Side of unit
Rear
19 inch
mounting holes
Cisco ONS 15454 Installation and Operations Guide
Rack Installation
Figure 1-2).
Front
23 inch
mounting holes
1-7