Locating The Chassis Serial Number Id Label On An Ex4200 Switch; Locating The Serial Number Id Labels On Frus In An Ex4200 Switch; Contact Customer Support To Obtain Return Material Authorization - Juniper EX4200 Hardware Manual

Power Supply 0 REV 03
Fan Tray
For information about the show chassis hardware command, see show chassis hardware.

Locating the Chassis Serial Number ID Label on an EX4200 Switch

EX4200 switches have serial number ID labels located on the rear panel of the chassis (see
Figure 69 on page 258).
Figure 69: Location of the Serial Number ID Label on an EX4200 Switch

Locating the Serial Number ID Labels on FRUs in an EX4200 Switch

The power supplies, fan trays, and uplink modules installed in EX Series switches are field-replaceable
units (FRUs).
For each of these FRUs, you must remove the FRU from the switch chassis to see the FRU's serial number
ID label.
Power Supply—The serial number ID label is on the top of the power supply. See
Supply from an EX4200 Switch" on page
Fan tray—The serial number ID label is on the back of the fan tray. See
Switch" on page 194.
Uplink module—The serial number ID label is on the circuit board. See
from an EX4200 Switch" on page

Contact Customer Support to Obtain Return Material Authorization

If you are returning a device or hardware component to Juniper Networks for repair or replacement, obtain
a Return Material Authorization (RMA) number from Juniper Networks Technical Assistance Center (JTAC).
740-020957 AT0508346354
195.
208.
PS 320W AC
Fan Tray
"Removing a Power
"Installing a Fan Tray in an EX4200
"Removing an Uplink Module
258