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To install an uplink module in an EX3200 or EX4200 switch, follow instructions in
“Installingan UplinkModulein anEX3200 or EX4200Switch”on page 135.To removean
uplink module from an EX3200 or EX4200 switch, follow instructions in “Removing an
Uplink Module from an EX3200 or EX4200 Switch” on page 177.
To install an SFP,SFP+, or XFP transceiver in an EX3200 or EX4200 switch, follow
instructions in “Installing a Transceiver in an EX Series Switch” on page 137. To remove
an SFP,SFP+, or XFP transceiverfrom an EX3200 or EX4200 switch,follow instructions
in “Removing a Transceiver from an EX Series Switch” on page 179.
Related Topics Cooling System and Airflow in an EX3200 Switch on page 31•
• Cooling System and Airflow in an EX4200 Switch on page 33
• Power Supply in EX3200 and EX4200 Switches on page 27
• Uplink Modules in EX3200 and EX4200 Switches on page 34
• Optical Interface Support in EX3200 and EX4200 Switches on page 43
Installing a Power Supply in an EX3200 or EX4200 Switch
ThepowersupplyinEX3200andEX4200switchesisahot-removableandhot-insertable
field-replaceable unit (FRU): You can remove and replace it without powering off the
switch or disrupting switch functions.
Ensure that you have the following parts and tools available:
•
A Phillips (+) screwdriver, number 2
To install a power supply in an EX3200 or EX4200 switch (see Figure 46 on page 133):
1. Takingcarenottotouchpowersupplycomponents,pins,leads,orsolderconnections,
remove the power supply from its bag.
2. Loosen the locking lever screw on the left front of the power supply by using the
screwdriver.
3. Push down on the locking lever until it is in its lowest position.
4. Using both hands, place the powersupply in the powersupplyslot on the rearpanel
of the switch and slide it in until it is fully seated.
NOTE: Thehandleon the 320 W ACpowersupplyis atthe bottomof the powersupply
faceplate, while the handle on the 600 W and the 930 W AC powersupplies is at the
topofthefaceplate.Thehandleonthe190WDCpowersupplyrunsacrossthefaceplate.
5. Push the locking lever up to its highest position (this action might pull the power
supply in).
6. Tighten the locking lever screw by using the screwdriver.
Copyright ©2010,Juniper Networks,Inc.132
CompleteHardwareGuide forEX3200 andEX4200 EthernetSwitches