Juniper-networks J4350 Instrukcja Użytkownika Pobierz pdf (Strona 177)

Replacing and Troubleshooting Hardware Components

3. Press and release the power button to power off the router. Wait for the

POWER LED to tu

rn o f f.

4. Unplug the power cord or cable from the power source receptacle.

5. Removethescrewsfromthesidesandtopofthechassisthatsecurethe

cover to the chassis.

6. Slide the cover off the chassis.

7. To release the

DRAM module, press the plastic ejectors on both sides of

themodule(seeFigure46).

8. Grasp the DRA

M module, being careful not to touch any electrical components

on the module, and firmly pull it out of the slot on the Routing Engin e.

9. Place the DRA

M module on the antistatic mat or in the electrostatic bag.

Figure 46: Adding or Replacing a DRAM M odule

Remove Install

g003833

Installing a DRAM Module

The J4350 and J6350 Services Routers support 256-MB and 512-MB

DRAM mod

ules. U se only DRAM modules p urchased from Juniper

Networks spec ifically for your model.

NOTE: If you are installing a second DRAM module, install it in a socket in one of

the oppo

site pair of sockets from the first DRAM module. This configuration might

provide better performance than installing two DRAM modules in adjacent sockets.

To insta

ll a DRAM module onto the Routing Engine:

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