The parts listed in the following table 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: 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
(components, such as a cover or bezel) is your responsibility. If Lenovo acquires or installs a structural
component at your request, you will be charged for the service.
Table 19. Parts listing
Index Description
Tier 1 CRU Tier 2 CRU
FRU
Consuma-
ble and
Structural
part
For more information about ordering the parts shown in Figure 22 “Server components” on page 40:
http://datacentersupport.lenovo.com/us/en/products/servers/thinksystem/sr950/7X12/parts
1
Upper tray filler
√
2
Fan cage (upper)
√
2
Fan cage (lower)
√
3
Fan filler
√
4
Fan
√
5
Compute tray (upper)
√
5
Storage tray
√
6
Storage board assembly
√
7
Compute system board filler
√
8
Midplanes (five types)
√
9
Hard disk drive backplane
√
10
RAID flash power module
√
11
RAID flash power module bracket
√
12
Front USB/VGA assembly
√
13
Storage interposer
√
14
RAID card
√
15
Front operator panel
√
16
Compute tray (lower)
√
17
Compute system board
√
18
Processor
√
19
Processor and heat sink (PHM)
√
19
Heat sink
√
Chapter 2. Server components 41
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