
3.5.2 Installing DFG480XX Cards in the DFG48000
Up to four front-mounted DFG480XX cards may be installed in one DFG48000 Managed Fiber Switch
unit. Follow these steps to install a DFG480XX.
Step1.
Remove top chassis cover. See procedure in Section 3.5.1 above.
Step2.
Placed Granddaughter board (as shown in fig. 3.5.2a and 3.5.2b) on the chassis built in stand
off (female) provided at the front of the DFG48000 Main Board and screw down tightly with the three
5/16 stand-off (male) on the top of the Granddaughter board The 5/16 stand off has been used to
place the daughter board on the top of the granddaughter board and latch it securely.
Step3.
The figure here illustrates the basic layout of an individual PM card. Each DFG480XX card fits
into the space provided on the main board.