Lenovo ThinkStation P520 Hardware Maintenance Manual page 46

Number
3
Front panel I/O cage
4
Slim-optical-drive adapter (available on some
models)
5
Multi-drive conversion kit (available on some
models), see "FRUs in the multi-drive conversion
kit" on page 41.
6
Optical drive (available on some models)
7
Front access storage enclosure (available on
some models)
8
Flex module (available on some models), see
"FRUs in the flex module" on page 40.
9
VROC upgrade key module (available on some
models)
10
Front fan assembly
11
Storage drive cage (available on some models)
12
Computer cover
13
Hard disk drive
14
Solid-state drive
15
Power supply assembly
16
M.2 solid-state drive heat sink (available on some
models)
17
M.2 solid-state drive (available on some models)
18
Wi-Fi adapter (available on some models)
19
PCI card or PCIe card (available on some models)
20
Super capacitor module (available on some
models)
21
Wi-Fi card (available on some models)
22
Cover presence switch (intrusion switch)
23
Wi-Fi antenna (available on some models)
24
Memory modules
25
System board
26
Microprocessor
27
Coin-cell battery
a
Lenovo factory recovery USB key (available on
some models)
b
Lenovo recovery disc set (available on some
models)
c
Miscellaneous parts kits
d
Power cord
38
P520 Hardware Maintenance Manual
FRU description Self-service CRU Optional-service CRU
No
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Yes
Yes
Yes
No
No
No
No
No
Yes
No
Yes
No
Yes
No
No
No
No
No
No
Yes
No
No
No
No
No
No
No
No
Yes
No
No
No
Yes
Yes
Yes
Yes
Yes
No
Yes
No
Yes
No
No
No
Yes
No
No
No
No