Library /sys$common/syshlp/SHWCLHELP.HLB  —  Classes  CIRCUITS  CABLE_STATUS
  Status of the CI circuit paths A and B. Crossed cables are also noted.
  The field applies only to the CI. Possible displays are:

                      -       Paths A and B are bad.
                     A-       Path A is good.
                      -B      Path B is good.
                     A-B      Paths A and B are good.
                     CROSSED  Cables are crossed.
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