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Appendix A Replacing hardware 47
Passport 8250 Installation Guide R2.2
4 Slide the power supply module or dummy power supply filler pack out of
the slot.
5 Insert the new power supply module or dummy power supply filler pack
into the empty power supply slot.
6 Using a screw driver, tighten the four securing screws on the sides the
power supplymodule. Verifythat the securingscrews cannotbe loosened
by hand.
7 For each power supply module, set the power supply breakers to on.
8 If you inserted a new power supply module, confirm that the power
supply LED is to off.
If you inserted a dummy power supply filler pack, contact FLS
immediately to order a new power supply module.
Replacing a board module
The Passport 8250 is equipped with 4 board slots, one slot for the network
board and 3 slots for the service boards. See “Board slots” (page 48) for an
illustration of the slots. If the Passport 8250 device has less than three service
boards, dummy circuit card filler packs are needed for the empty board slots.