2.
For 4540s models, disconnect the following cables from the system board:
(1)
Speaker cable
(2)
Function board/Power button board cable
(3)
Fingerprint reader board cable
3.
For 4440s/4441 models, disconnect the following cables from the system board:
(1)
Function board/Power button board cable
(2)
Finger print reader board cable
4.
Position the computer upside down.
Component replacement procedures
83
Содержание ProBook 4440s
Страница 4: ...iv Safety warning notice ...
Страница 22: ...Buttons speakers and fingerprint reader select models only 14 Chapter 2 External component identification ...
Страница 34: ...Computer major components Model 4540s Figure 3 1 Model 4540s 26 Chapter 3 Illustrated parts catalog ...
Страница 39: ...Model 4440s 4441s Figure 3 2 Model 4440s 4441s Computer major components 31 ...