Juniper EX8200 Instructions

Removing an AC Power Supply from an EX8200 Switch
The AC power supply in an EX8200 switch is a hot-removable and hot-insertable
field-replaceable unit (FRU). You remove AC power supplies from the front of the
chassis.
CAUTION: Before you remove a power supply, ensure that you have power supplies
sufficient to power the switch left in the chassis. See Calculating Power Requirements
for an EX8208 Switch or Calculating Power Requirements for an EX8216 Switch.
Before you remove an AC power supply from the switch:
Ensure you understand how to prevent ESD damage. See Prevention of
Electrostatic Discharge Damage on EX Series Switches.
Ensure that you have the following parts and tools available to remove an AC power
supply from an EX8200 switch chassis:
Electrostatic discharge (ESD) grounding strap
Phillips (+) screwdriver, number 1
Replacement power supply or a cover panel for the power supply slot
CAUTION: Do not leave the power supply slot empty for a long time while the switch
is operational. Either replace the power supply promptly or install a cover panel over
the empty slot.
To remove an AC power supply from an EX8200 switch (see Figure 1):
Attach the electrostatic discharge (ESD) grounding strap to your bare wrist, and
1.
connect the strap to the ESD point on the chassis.
Flip the Enable switch next to the appliance inlet on the power supply to the
2.
Standby position.
Disconnect power from the switch by performing one of the two following tasks:
3.
If the AC power source outlet has a power switch, set it to the OFF position.
If the AC power source outlet does not have a power switch, gently pull the
male end of the power cord connected to the power source outlet out of the
outlet.
Remove the power cord from the AC appliance inlet on the AC power supply
4.
faceplate.
Turn the adjustment nut of the power cord retainer counterclockwise till you can
5.
see the power cord. Pull the power cord from the slot in the adjustment nut.
Removing an AC Power Supply from an EX8200 Switch
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