Juniper EX4300 Series

Locang the Serial Number ID Labels on FRUs in an EX4300 Switch
The power supplies, fan modules, and uplink modules, installed in EX4300 switches are eld-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. Figure 104 on page 347
shows the locaon of the serial number ID label on an AC power supply used in EX4300 switches
except EX4300-48MP and EX4300-48MP-S switches, Figure 105 on page 347 shows the locaon of
the serial number ID label on an AC power supply used in EX4300-48MP and EX4300-48MP-S
switches, and Figure 106 on page 348 shows the locaon of the serial number ID label on a DC
power supply. EX4300-48MP and EX4300-48MP-S switches do not support DC power supply.
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