Cisco GS7000 Installation And Operation Manual page 98

Chapter 3 Installation
3 Push in the two release tabs at the top of the fiber tray and swivel the top of the
fiber tray up and back to allow a clear view of the fiber routing channel below.
4 One at a time, carefully insert fibers with attached connectors through the fiber
connection port, the fiber channel, and then up and through the fiber entry point
in the bottom of the fiber tray. Do not bend or kink fibers. Though not necessary,
you can also remove the power supplies and open the fiber routing channel
cover for additional access.
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