SIM
NOTE:
This section applies only to computer models with WWAN capability.
NOTE:
The SIM is provided by the end-user as a security measure for the WWAN module. The SIM
should be removed, placed into a static-dissipative container, and then replaced when the computer
is reassembled.
Before removing the SIM, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery on page 55
).
5.
Remove the bottom door (see
Bottom door on page 58
).
Remove the SIM:
1.
Press in on the SIM
(1)
. (The module is partially ejected from the SIM slot.)
2.
Remove the SIM
(2)
from the SIM slot.
Reverse this procedure to install the SIM.
Component replacement procedures
59
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 ...
