Figure 15. Server components (3.5-inch drive bay chassis)
The parts are identified as one of the following:
• Tier 1 customer replaceable unit (CRU): Replacement of Tier 1 CRUs is your responsibility. If Lenovo
installs a Tier 1 CRU at your request with no service agreement, you will be charged for the installation.
• Tier 2 customer replaceable unit (CRU): You may install a Tier 2 CRU yourself or request Lenovo to
install it, at no additional charge, under the type of warranty service that is designated for your server.
• Field replaceable unit (FRU): FRUs must be installed only by trained service technicians.
• Consumable and structural parts: Purchase and replacement of consumable and structural parts is your
responsibility. If Lenovo acquires or installs a structural component at your request, you will be charged
for the service.
Chapter 2. Server components 65
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