Juniper EX4300 Series User Manual

1. Aach the grounding strap to your bare wrist and to a site ESD point.
NOTE: The power supply slots are at the right end of the rear panel on 24-port and 48-port
switches, and at the le end on 32-port switches.Figure 67 on page 198 shows how to
connect an AC power cord to an AC power supply installed on 24-port or 48-port EX4300
switches. The procedure is the same for 32-port EX4300 switches.
2. Ensure that the power supplies are fully inserted in the chassis and the latches are secure. If only
one power supply is installed, ensure that a cover panel is installed over the second power supply
slot.
3. Locate the power cord and power cord retainer shipped with the switch; the cords have plugs
appropriate for your geographical locaon. See "AC Power Cord Specicaons for an EX4300
Switch" on page 105.
4. Push the end of the retainer strip into the hole next to the inlet on the power supply face plate unl
it snaps into place. Ensure that the loop in the retainer strip faces toward the power cord.
5. Press the small tab on the retainer strip to loosen the loop. Slide the loop unl you have enough
space to insert the power cord coupler into the inlet.
6. Insert the power cord coupler rmly into the inlet.
7. Slide the loop toward the power supply unl it is snug against the base of the coupler.
8. Press the tab on the loop and draw out the loop into a ght circle (see Figure 67 on page 198).
Figure 67: Connecng an AC Power Cord to an AC Power Supply in an EX4300 Switch
198

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