Nortel Contivity 1740 Installing page 62

62 Chapter 4 Installing option cards and DIMMs
To install or replace an interface card or a hardware encryption accelerator card:
1 Shut down the Contivity 1740 using the Web GUI or the command line
interface and then unplug it as described in
or replace hardware" on page
2
Remove the front bezel from the chassis, then remove the chassis from the
equipment rack (see
3 Remove the top cover from the chassis (see
cover" on page
4
Attach the antistatic wrist strap that was shipped with the Contivity 1740 (see
"Attaching the antistatic wrist strap" on page
5
Locate the slot where you plan to install the new or replacement option card.
317086-B Rev 00
Danger: Turn off the Contivity 1740 and unplug it before you attempt
to install an option card.
"Removing the front bezel and top cover" on page
57).
Note: Do not try to install an HSSI WAN interface card or a hardware
encryption accelerator card in slot 4.
"Shutting down the system to add
56.
"Removing the front bezel and top
60).
57).