How to Replace an NMS (Netra Modular System) Fiber Shuffle Cable

Asset ID:	1-71-2054088.1
Update Date:	2016-04-21
Keywords:

Solution Type Technical Instruction Sure

Solution 2054088.1 : How to Replace an NMS (Netra Modular System) Fiber Shuffle Cable

Applies to:

Netra Modular System - Version All Versions and later
Information in this document applies to any platform.

Goal

How to Replace an NMS (Netra Modular System) Fiber Shuffle Cable

Solution

CAP PROBLEM OVERVIEW:

DISPATCH INSTRUCTIONS

WHAT SKILLS DOES THE ENGINEER NEED:
Netra Modular System Training

TIME ESTIMATE: 60 minutes

TASK COMPLEXITY: 2

FIELD ENGINEER INSTRUCTIONS

It is recommended before arriving on site to review the process in the service manual supplement as it contains graphic and additional information that is too large or too complex to fix into this text only CAP.
Reference:
Replace a Fiber Shuffle Cable
http://docs.oracle.com/cd/E59318_01/html/E59323/z400000f1920061.html#scrolltoc

Tools Needed:

WHAT STATE SHOULD THE SYSTEM BE IN TO BE READY TO PERFORM THE RESOLUTION ACTIVITY? :

1. Follow safety and ESD precautions.

2. Find the faulty fiber shuffle cable.

The following table lists the cables (in groups of three or four) per slot.

Slots By Group for Fiber Shuffle Cables

3, 5, 7, 9
4, 6, 8, 10
11, 13, 15, 17
2, 14, 16, 18
21, 23, 25
22, 24, 26
27, 29, 31, 33
28, 30, 32, 34

3. Remove the FBS covers:
a. Remove the FBS cover at the location of the failing fiber shuffle cable
b. Remove the covers of the other three tails of the fiber shuffle cable (within the same group).

4. Disconnect the cable tails:
a. Disconnect the faulty fiber shuffle cable, hanging it out of the way.
b. Disconnect those other three tails (within the same group), hanging them out of the way.

5. Remove the three FBS covers in-between the FBS covers that you already removed.

6. Connect the new fiber shuffle cable to the ports.

7. Starting at the bottom, connect the cable tails and reinstall the FBS covers:
a. Install all but the top two of the removed FBS covers.
b. Remove the nearby FBS covers, and start laying in the replacement cable, reinstalling FBS covers as you install the cable up the frame.

8. Disconnect the faulty fiber shuffle cable from the two switches, and coil it up out of the way.

9. Connect the new fiber shuffle cable to the new switches:
a. Coil up the excess shuffle length.
b. Velcro the cable to the fiber tray.

If needed, see:

How to Remove FBS Covers from a Netra Modular System VCAP

OTube How to Remove FBS Covers from a Netra Modular System VCAP

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