Juniper Networks EX4200 사용자 설명서

Figure 74: Location of the Serial Number ID Label on an EX3200 Switch

Figure 75: Location of the Serial Number ID Label on 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.

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Power Supply—The serial number ID label is on the top of the power supply.
See “Removing a Power Supply from an EX3200 or EX4200 Switch” on page 172.

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Fan tray—The serial number ID label is on the back of the fan tray. See
“Removing a Fan Tray from an EX3200 or EX4200 Switch” on page 174.

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Uplink module—The serial number ID label is on the circuit board. See
“Removing an Uplink Module from an EX3200 or EX4200 Switch” on page 175.

Related Topics

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Contacting Customer Support to Obtain Return Materials Authorization for EX
Series Switches

If you are returning a switch or hardware component to Juniper Networks for repair
or replacement, obtain a Return Materials Authorization (RMA) from Juniper Networks
Technical Assistance Center (JTAC).

Locating the Serial Number ID Labels on FRUs in an EX3200 or EX4200 Switch

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Chapter 16: Returning the Switch or Switch Components