Juniper EX4500 Hardware Manual page 236

EX4500 Switch Hardware Guide
214
Phillips (+) screwdriver, number 2
A replacement Virtual Chassis module
NOTE: You must remove the fan tray from the EX4500 switch before
installing the Virtual Chassis module. See
EX4500 Switch" on page
To install a Virtual Chassis module in the switch (see
Ensure that the switch is powered off:
1.
If you are using AC power:
If the AC power source outlet has a power switch, set it to the OFF (0) position.
If the AC power source outlet does not have a power switch, gently pull out the
male end of the power cord connected to the power source outlet.
If you are using DC power:
Open the input circuit breaker so that the cables will not become active during the
installation process.
If the fan tray has not been removed from the switch, remove it. See
2.
Tray from an EX4500 Switch" on page
you install the replacement Virtual Chassis module.
Attach the ESD grounding strap to your bare wrist, and connect the strap to the ESD
3.
point on the chassis.
Taking care not to touch module components, pins, leads, or solder connections,
4.
remove the Virtual Chassis module from its bag.
Loosen the captive screws on the front faceplate of the module using the screwdriver.
5.
CAUTION: Before you slide the Virtual Chassis module into the slot on the
switch chassis, ensure the module is aligned correctly. Misalignment might
cause the pins to bend, making the module unusable.
Using both hands, place the Virtual Chassis module in the empty slot and slide it in
6.
until it is fully seated.
Tighten the captive screws using the screwdriver.
7.
"Removing a Fan Tray from an
176.
Figure 68 on page
176. Set it aside so that you can install it after
Copyright © 2017, Juniper Networks, Inc.
215):
"Removing a Fan