4. Turn the key switch to the Forced Off position. See the following figure.
!
DANGER:
Be sure to turn the key switch to the Forced Off position before handling any
DANGER:
internal components. Otherwise, it is possible for a user to restart the
system remotely while you are working inside it. The Forced Off position is
the only key switch position that prevents an RSC user from restarting the
system.
5. Turn off the system monitor.
6. Turn off any external SCSI devices, starting with the device that is closest to the
system and working toward the farthest device.
7. Disconnect the AC power cords from all power supplies.
8. Open the left door.
9. Attach one end of an ESD antistatic wrist strap to the system chassis sheet metal and
attach the other end to your wrist. See
information.
10. Disconnect any external cables connected to the RSC card.
11. Using a Phillips No. 1 screwdriver, remove the screw that secures the card to the
system rear panel.
Using an ESD wrist strap
Replacing the RSC card
on page 58 for more
Issue 2.0 June 2004
95