Removing An Sre Module From An Ex8208 Switch - Juniper EX8208 Hardware Manual

The RE module is gracefully halted but not powered off.
When a message appears confirming that the operating system has halted, it is safe to remove the SRE
module. The Routing Engine might take up to 5 minutes to gracefully halt.

Removing an SRE Module from an EX8208 Switch

You must remove the Switch Fabric and Routing Engine (SRE) module from the EX8208 switch chassis if
you need to replace the module or if you need to remove switch components before moving the chassis
without using a mechanical lift.
CAUTION:
support the weight of the module. Lifting the module by the levers might bend the
levers. Bent levers will prevent the SRE module from being properly seated in the
chassis.
Before you begin to remove an SRE module:
Ensure you understand how to prevent ESD damage. See
on page 381.
Ensure that you have the following parts and tools available to remove an SRE module:
Electrostatic discharge (ESD) grounding strap
Phillips (+) screwdriver, number 2
Antistatic bag or antistatic mat
Replacement SRE module or cover panel for the SRE module slot
To remove an SRE module from an EX8208 switch (see
1. Take the SRE module offline. See
2. Attach the antistatic discharge (ESD) grounding strap to your bare wrist and connect the strap to one
of the ESD points on the chassis.
3. Place the antistatic bag or antistatic mat on a flat, stable surface.
4. Loosen the screws on each side of the SRE module by turning them counterclockwise using the
screwdriver until they are completely unseated.
Do not lift the SRE module by holding the ejector levers. The levers cannot
"Taking the SRE Module Offline in an EX8208 Switch" on page
"Prevention of Electrostatic Discharge Damage"
Figure 75 on page 254):
253
251.