Replacing A Dimm Module In T640 Routing Engines; Removing A T640 Dimm Module; Figure 104: Installing A Pc Card - Juniper T640 Hardware Manual

Replacing a DIMM Module in T640 Routing Engines

Copyright © 2010, Juniper Networks, Inc.
NOTE: The Routing Engine in your router might have two PC Card slots.
In this case, use either slot. Do not install more than one PC Card in the
Routing Engine.
Press the card firmly all the way into the slot.
4.
Reinstall the Routing Engine cover and tighten the screws on the corners of the cover
5.
to secure it to the chassis.

Figure 104: Installing a PC Card

Removing a T640 DIMM Module on page 205
1.
Installing a T640 DIMM Module on page 206
2.

Removing a T640 DIMM Module

The DIMM modules are located on the top of the Routing Engine. To remove a DIMM
module:
Place an electrostatic bag or antistatic mat on a flat, stable surface.
1.
Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect
2.
the strap to one of the ESD points on the chassis.
Remove the Routing Engine.
3.
Depending on which Routing Engine you are using, there are two different procedures
4.
for ejecting the DIMMs:
For Routing Engines with an ejector on one side of the DIMM, press the plastic ejector
of the DIMM module. The edge of the module raises upward.
For Routing Engines with ejectors on each side of the DIMM, press the plastic ejectors
on both sides of the DIMM module.
Chapter 17: Replacing T640 Router Hardware Components
205