70 Chapter 4 Installing option cards and DIMMs
1Shut down the VPN Router 2750 using the Web GUI or the command line interface and then unplug it as described in “Shutting down the system to add or replace hardware” on page 62.
Warning: Risk of electric shock
Turn off the VPN Router 2750 and unplug it before you attempt to install an option card.
2Remove the front bezel from the chassis, and then remove the chassis from the equipment rack (see “Removing the front bezel and top cover” on page 63).
3Remove the top cover from the chassis (see “Removing the front bezel and top cover” on page 63).
4Attach the antistatic wrist strap that was shipped with the VPN Router 2750 (see “Attaching the antistatic wrist strap” on page 67).
5Locate the slot where you plan to install the new or replacement option card.
Note: Do not try to install an HSSI WAN interface card or a VPN Router Security Accelerator card in slot 4.
6Remove the filler panel screw.
7Pull out the filler panel (or the option card that you are replacing) from the slot (Figure 24).