Dlp-B329 Install The Tie-Down Bar - Cisco ONS 15327 Procedure Manual

Chapter 1 Install Hardware
The ONS 15327 must have one inch of air space below the installed shelf assembly to allow air flow to
Note
the fan intake. If a second ONS 15327 is installed underneath a shelf assembly, the air ramp on top of
the bottom shelf assembly provides the desired space. However, if the ONS 15327 is installed above
third-party equipment, you must provide a minimum spacing of one inch between the third-party shelf
assembly and the bottom of the ONS 15327. The third-party equipment must not vent heat upward into
the ONS 15327.
Step 1 Verify that the proper fuse and alarm panel has been installed in the top mounting space. If a fuse and
alarm panel is not present, you must install one according to manufacturer instructions. A fuse panel with
two 10-amp fuses per shelf is required for Power A and B feeds.
Mount the first ONS 15327 directly below the fuse and alarm panel using the
Step 2
15327 in a Rack" task on page
Note
Repeat the task with the remaining ONS 15327s (up to 12 shelves can fit in a rack).
Step 3
Step 4 Return to your originating procedure (NTP).

DLP-B329 Install the Tie-Down Bar

Purpose
Tools/Equipment
Prerequisite Procedures
Required/As Needed
Onsite/Remote
Security Level
Align the ends of the tie-down bar with the four screw holes located 1 RU below the ONS 15327.
Step 1
Figure 1-2
March 2003
1-8.
If you want to install a tie-down bar on the rack, be sure to leave 1 RU between each ONS 15327
you plan to install and the tie-down bar.
This task installs the tie-down bar used to secure cabling on the ONS
15327. The tie-down bar can be used to provide a diverse path for redundant
power feeds and cables.
Tie-down bar
Screws (4)
DLP-B5 Mount the ONS 15327 in a Rack, page 1-8
As Needed
Onsite
None
shows the tie-down bar, the ONS 15327, and the rack.
NTP-B2 Install the Shelf Assembly
"DLP-B5 Mount the ONS
Cisco ONS 15327 Procedure Guide, R4.0
1-9