Table of Contents

Installing the T3/E3 Cable Management Tray

Installing the T3/E3 Cable Management Tray

This chapter provides instructions for the installation of the optional cable management tray that you can use to route cables in an open-rack, non-redundant configuration:

• Installation of Cable Management Tray
  
  
• Raising Tray for Access to PEMs
  
  
• Installing BXM T3/E3 Cable Bracket
  
  
• Connecting Cables to BXM T3/E3 Cards
  
  
• Routing Cables from Cards through Cable Management Tray
  
  
• Tray Raised with Cables in Place
  
  

You will need to obtain the optional cable management tray kit and one each BXM T3/E3 cable bracket kit for each BXM T3/E3 card.

Installation of Cable Management Tray

Installing Tray Brackets

Step 2   Install left and right brackets, using two nuts to secure each bracket, Figure 12-1.

Installing Tray

Step 2   Lower the tray into the lower rest position Figure 12-3.

Raising Tray for Access to PEMs

You should raise the tray only when necessary to access the Power Entry Modules (PEMs), typically for replacement or to install a second PEM. Figure 12-4 shows the tray in the raised position.

To raise the tray to provide access to the PEMs:

Step 2   With two hands, pull the tray towards youself and up.

Step 3   Raise the tray to the upper position and lower it onto the upper slots.

Installing BXM T3/E3 Cable Bracket

To attach the BXM T3/E3 cable bracket to each BXM T3/E3 card as shown in Figure 12-5:

Step 2   Place the bracket in position as shown.

Step 3   Screw in and tighten the captive screw.

Step 4   Insert one end of the cable tie through the hole in the bracket.

Connecting Cables to BXM T3/E3 Cards

To route the cables as shown in Figure 12-6 and Figure 12-7:

Step 2   Dress the cables upward to provide a service loop.

Step 3   Bundle the cables by using cable ties.

Step 4   Wrap the cable strap around the cables and secure them to the cable management bracket.

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Note   To disconnect cables from a card, pull on the cable connector locking sleeve as you pull the cable connector away from the card connector.

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Routing Cables from Cards through Cable Management Tray

To route cables as shown in Figure 12-8:

Step 2   Route cables from the cards through the cable clamps on the cable management tray.

Step 3   Secure the cable management tray to the cable tray brackets by inserting and tightening securing screw, one to each bracket.

Tray Raised with Cables in Place

Figure 12-9 shows how to raise the cable management tray with cables in place, to provide access to the Power Entry Modules (PEMs).