Looking Up Fru Information - Lenovo ThinkStation C30 Hardware Maintenance Manual

The following table lists the major FRUs shown in Figure 3 "Locating FRUs and CRUs" on page 74 and
identiies which FRUs also are self-service CRUs or optional-service CRUs.
Notes:
• Self-service CRUs: These CRUs unplug or are secured by no more than two screws. Examples of
these types of CRUs include the keyboard, the mouse, any USB device, and the power cord. Other
self-service CRUs depending on product design might include memory modules, adapter cards, hard
disk drives, and optical drives.
• Optional-service CRUs: These CRUs are isolated parts within the computer and are concealed by an
access panel that is typically secured by more than two screws. Once the access panel is removed, the
speciic CRU is visible.
Number
Microprocessor 2
1
Heat sink and fan assembly 2
2
Heat sink and fan assembly 1
3
Memory module(s)
4
Microprocessor 1
5
Optical drive (available in some models)
6
Front audio and USB assembly
7
Front bezel
8
Hard disk drives
9
Front fan assembly
10
Cable manager
11
Peripheral Component Interconnect (PCI) card
12
holder
Power supply assembly
13
System board
14
Battery
15
16 PCI card
Rear fan assembly
17
Keyboard
18
Mouse
19

Looking up FRU information

For detailed FRU information, such as the FRU part numbers and supported computer models, go to:
http:/www.lenovo.com/serviceparts-lookup
FRU description
Self-service CRU Optional-service CRU
No
No
No
Yes
No
Yes
No
Yes
Yes
No
No
Yes
No
No
Yes
Yes
No
Yes
Yes
Chapter 9
No
Yes
Yes
No
No
No
Yes
No
No
Yes
No
No
No
No
No
No
Yes
No
No
.
75
Locations