User guide

1-4 Packet Over SONET Module Installation and User Guide
Overview
Physical Description
The PoS module consists of a printed circuit board mounted on a metal carrier that acts
as the insertion vehicle in a BlackDiamond 6800 series switch (see Figure1-1). The
module carrier also includes ejector/injector handles and captive retaining screws at
each end of the module front panel. The module occupies one slot in a BlackDiamond
6800 series switch.
Figure 1-1: PoS module
PoS_002
Ejector/injector
handle
Network interface ports
Two on OC-12 PoS module
Four on OC-3 PoS module
Port status LED
(one per port)
Service ports
Module status LED
General Purpose Processor (GPP)
Module diagnostics LED
Captive
retaining screw
Network processors
and heat sinks