Juniper EX4300 Series User Manual

NOTE: If only one power supply is installed in your EX4300 switch, you need to power o
the switch before removing the power supply.
3. If the AC power source outlet has a power switch, set it to the OFF (O) posion.
4. Gently pull out the plug end of the power cord connected to the power source outlet.
5. Remove the power cord from the power supply faceplate by detaching the power cord retainer and
gently pulling out the socket end of the power cord connected to the power supply faceplate.
6. Slide the ejector lever toward the le unl the power supply is unseated.
7. Grasp the power supply handle and pull rmly to slide the power supply halfway out of the chassis.
8. Place one hand under the power supply to support it and slide it completely out of the chassis. Take
care not to touch power supply components, pins, leads, or solder connecons.
9. Place the power supply in the anstac bag or on the anstac mat placed on a at, stable surface.
10. If you are not replacing the power supply, install the cover panel over the slot.
Figure 88: Removing an AC Power Supply from an EX4300 Switch
SEE ALSO
Installing an AC Power Supply in an EX4300 Switch | 298
Installing and Removing EX4300 Switch Hardware Components
AC Power Supply Specicaons for EX4300 Switches | 103
Field-Replaceable Units in EX4300 Switches | 52
AC Power Cord Specicaons for an EX4300 Switch | 105
EX4300 Switches Hardware Overview | 2
297

Juniper EX4300 Series Specifications

General

Product Series	EX4300 Series
Power Consumption	Varies by model and configuration
Virtual Chassis Technology	Up to 10 switches
Software	Junos OS
Ports	24-port and 48-port models
10GBASE SFP+ Ports	Up to 8 ports
40GBASE QSFP+ Ports	2
Uplink Ports	Up to 4 ports
Jumbo Frames	Up to 9216 bytes
Operating Temperature	0°C to 45°C
Relative Humidity	5% to 90% noncondensing
Input Voltage	100 to 240V AC
Power Supply	AC or DC
Power Supply Options	AC or DC
Stacking	Yes
Layer 2 Features	Includes VLAN, STP, RSTP, MSTP, LACP
Layer 3 Features	OSPF, BGP
Management	CLI, Web GUI, SNMP
Security Features	DHCP snooping
QoS	8 queues per port, DSCP
Storage Temperature	-40°C to 70°C