CM2000 Does Not Have Any Markings for the Front Optical Port

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Issue:
A CM2000 may not have any markings where the Front Optical Port is supposed to be located.

Product Line:
CM2000

Environment:
Front Panel Communications

Cause:
Some early versions of the CM2000's were manufactured with out the markings on the front panel indicating the location of the optical port. The most common were CM2050 and CM2150 meters.

Resolution:
Although these markings are absent, the optical port is still present and operates with out issue.