Lenovo 63 Lenovo 63 Hardware Maintenance Manual - Page 72

Looking up FRU information, specific CRU is visible.

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• 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 specific CRU is visible. Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 FRU description Power supply assembly Heat sink and fan assembly Microprocessor Memory modules Optical drive (available in some models) Front Wi-Fi antenna (available in some models) Front audio and USB assembly Slim card reader (available in some models) Front bezel Thermal sensor Hard disk drive System board Battery Wi-Fi card module (available in some models) Wi-Fi adapter card (available in some models) Rear Wi-Fi antenna (available in some models) PCI Express card (available in some models) Rear fan assembly Keyboard Mouse Self-service CRU No Yes No Yes Yes No No No Yes No No No Yes No No Yes Yes No Yes Yes Optional-service CRU Yes No Yes No No Yes Yes Yes No Yes Yes No No Yes Yes No No Yes No No 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 70 Lenovo Hardware Maintenance Manual

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•
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
specific CRU is visible.
70
Lenovo Hardware Maintenance Manual
Number
FRU description
Self-service CRU
Optional-service CRU
1
Power supply assembly
No
Yes
2
Heat sink and fan assembly
Yes
No
3
Microprocessor
No
Yes
4
Memory modules
Yes
No
5
Optical drive (available in some models)
Yes
No
6
Front Wi-Fi antenna (available in some models)
No
Yes
7
Front audio and USB assembly
No
Yes
8
Slim card reader (available in some models)
No
Yes
9
Front bezel
Yes
No
10
Thermal sensor
No
Yes
11
Hard disk drive
No
Yes
12
System board
No
No
13
Battery
Yes
No
14
Wi-Fi card module (available in some models)
No
Yes
15
Wi-Fi adapter card (available in some models)
No
Yes
16
Rear Wi-Fi antenna (available in some models)
Yes
No
17
PCI Express card (available in some models)
Yes
No
18
Rear fan assembly
No
Yes
19
Keyboard
Yes
No
20
Mouse
Yes
No
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