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Major frus and crus – Lenovo V4400u Notebook User Manual

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Optional-service CRUs: These CRUs are isolated parts within the computer that 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.

Major FRUs and CRUs

13

14

15

16

17

18

19

20

12

11

1

2

3

4

5

6

7

8

9

10

Table 3. Major FRUs and CRUs

No.

FRU description

CRU ID

1

LCD unit

N

2

Keyboard bezel assembly with keyboard

N

3

Fingerprint reader assembly

N

4 9

Hall sensors

N

5

Thermal Module assembly

N

6

I/O board

N

7

Media card reader board

N

8

Hard disk drive or solid-state drive

N

10

Battery pack

N

11

Base cover

N

Chapter 6

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Locations

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