Network Router User Manual

1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist and
connect the strap to one of the ESD points on the chassis. Make sure the router
is attached to a proper earth ground. For more information about ESD, see
“Preventing Electrostatic Discharge Damage” on page 140.
2. Remove the SDRAM module from its electrostatic bag.
3. To open the empty SDRAM slot, press the plastic ejectors on both sides.
4. Grasp the SDRAM module by the edges, being careful not to touch any electrical
components.
5. Pressing firmly on both ends, push the module into the slot until the ejectors
return completely to the closed position.
6. Install the Routing Engine as described in “Installing a Routing Engine” on page 123.
You can view the SDRAM configuration and verify it was installed correctly by
issuing the show chassis routing-engine command, described in “Maintaining
Hardware Components” on page 73.
Figure 51: Installing the SDRAM Module
Replacing Connectors to Routing Engine Interface Ports
To replace the cables that connect external management devices to the Routing
Engine (see Figure 52), perform the procedures described in the following sections.
Figure 52: Routing Engine Interface Ports
130 ■ Replacing Routing Engine Components
M10i Internet Router Hardware Guide