User's Manual

Installing a CPU Memory Upgrade in the SN

112944-B Rev. A 2-3

Plug the jack at the other end of the cable into the opening on the

alligator clip.

5. Attach the alligator clip to any unpainted metal surface on the chassis.

Removing the Switch Node CPU Module

To remove the SN CPU module:

1. Turn off the Switch Node.

2. Disconnect any modem and console cables that are attached to the CPU

module.

3. Remove the ﬂash memory card from the PCMCIA slot by pressing the

eject button to the right of the slot (F

igure 2-1).

4. Using a ﬂat-tip screwdriver, loosen the captive retaining screws.

5. Press the module levers down so that they are parallel to the front of the

module.

You will feel the module disconnect from the Switch Node midplane.

6. Pull the captive retaining screws toward you to pull the module partially

out of the chassis. Grasp the module by its edges to remove it from the

chassis.

7. Place the module on an antistatic work surface.

Caution: Do not touch any components or modules in the Switch Node until

you have attached the antistatic wrist strap. Refer to the section “Attaching the

Antistatic Wrist Strap.”