Field-Replaceable Units in a QFX3100 Director Device
Field-replaceable units (FRUs) are components that you can replace at your site. The QFX3100 Director device FRUs except the network modules are hot-insertable and hot-removable: You can remove and replace them without powering off the device or disrupting the switching function of the QFabric system.
Table 1 lists the FRUs for the QFX3100 Director device and actions to take before removing them.
Table 1: FRUs in a QFX3100 Director Device
Action to Take Before Removing the Component
You must power off the QFX3100 Director device offline before replacing a network module. See Removing a Network Module from a QFX3100 Director Device.
Hard disk drive (HDD) modules
If you have a Juniper Networks J-Care service contract, register any addition, change, or upgrade of hardware components at https://www.juniper.net/customers/csc/management/updateinstallbase.jsp . Failure to do so can result in significant delays if you need replacement parts. This note does not apply if you replace existing components with the same type of component.