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 (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 
(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 list of the 4-DW GPU Model (3.5-inch drive configuration)
Index Description
Tier 1 CRU Tier 2 CRU
FRU
Consuma-
ble and 
Structural 
part
For more information about ordering the parts shown in Figure 16 “Server components of the 4-DW GPU Model (3.5- 
inch drive configuration)” on page 44: 
1.  Go to 
https://datacentersupport.lenovo.com/tw/en/products/servers/thinksystem/sr670v2/7z22/parts/display/ 
compatible
and navigate to the support page for your server.
2.  Enter either the serial number or the machine type model for your server to see the parts for your server.
It is highly recommended that you check the power summary data for your server using Lenovo Capacity Planner 
before purchasing any new parts.
1
Top cover
√
2
Processor heat sink
√
3
Heat sink Torx T30
√
4
Processor
√
5
DIMM filler
√
6
Persistent Memory (PMEM)
√
7
DRAM DIMM
√
8
Power distribution board
√
9
TPM card (Chinese Mainland only)
√
10
CMOS battery (CR2032)
√
11
System board
√
12
Intrusion switch
√
13
Cable guide
√
14
Power supply unit
√
15
Power supply unit filler
√
16
PCIe riser cage with riser
√
17
PCIe adapter
√
18
Flash power module holder
√
19
Flash power module
√
Chapter 2. Server components 45