IBM ATM OC-3c - Manual (Page 48)

6-8 C HAPTER 6: I NSTALLING AND S ETTING U P THE M ODULE
4 Remove any objects obstructing the cable and
straighten out any kinks in the cable.
5 If you suspect that the fiber optic connector is dirty,
refer to “Cleaning Dirty Fiber Optic Connectors” on
page D-24.
6 Check that your cable meets the specifications
described in “ATM Cable Specification” on page C-1.
7 Replace the cable, and check the Link Status LED
again.
8 Contact IBM Technical Support; refer to Appendix E.