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ONS15540 ESPx MTP-to-8 MU cable color convention and pinout

hashaari
Level 1
Level 1

Hi!

Need your expert help to clear up some confusion. I connecting the OADM to LCMB via cross connect drawer using MTP-to-8 MU cable supplied by Cisco. However after cabling and powering it up, I'm receiving loss of light both at wave and wavepatch interface. I've loopback the trunk and it still didn't work. Ruling out bad or dirty connectors (equipment and cable are brand new), I guess the culprit is the MTP-to-8 MU cable itself. Cross checking the manual, I realized that there's a mismatch between color convention on the CCD transition box and cable pinout.

The manual says

On CCD transition box the color convention are

Blue Gray Orange White Green Red Brown Black

While the cable core pairing color convention are

Orange Blue Brown Green White Grey Black Green

So which one do I follow? Apreciate your prompt response. Thanks.

Rgds

Helme

1 Reply 1

owillins
Level 6
Level 6

Guess you should go with the manual.

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