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Figure 3-4
HOLE PATTERN
FOR THE FIBER
ORGANIZER AND
HOLE PATTERN
FOR THE ONS
Step 2
Lift and align the MCU with the equipment rack and cage nuts. The mounting holes in the MCU should
align with the cage nuts.
Step 3
Attach the MCU to the equipment rack with eight screws (M6 or UNC 12-24).
Step 4
Mount the cable ties (item 51-2587-01 in the accessory kit) to the racks, immediately outside the opening
in the hinged lid cover. You will use the cable ties to manage the cable in the
MCU Fiber Cable" procedure on page
Procedure: Mount the ONS 15252 MCU in an Equipment Rack Using Extension Brackets
The shelf assembly comes preset for installation in a 485 mm (19-in.) rack, but you can use extension
brackets to convert it to a 584.2 mm (23-in.) rack. You will need two 13 RU extension brackets
(P/N: 700-13268) for this procedure.
Cisco ONS 15200 Installation, Setup, and Test Manual
3-8
Aligning the ONS 15252 MCU with the rack cage nuts
FAN UNIT
15252 MCU
(fan unit)
(MCU)
3-18.
Chapter 3
Installation
LEGEND
MCU - Multichannel unit
ONS - Optical networking system
"Install the ONS 15252
78-13765-01
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