Lenovo M5800 Lenovo M5800 Hardware Maintenance Manual - Page 99

Replacing the WiFi units, card, a WiFi card module, and a rear WiFi antenna cable.

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8. Insert the connector and cable of the new thermal sensor into the hole 1 in the chassis. Then align the two tabs on the plastic holder holding the thermal sensor with the two holes 1 and 2 in the chassis, and push the plastic holder until it snaps into position. Figure 31. Installing the new thermal sensor 9. Reconnect the thermal sensor cable to the system board. See "Locating parts on the system board" on page 65. 10. Reinstall the front bezel. See "Removing and reinstalling the front bezel" on page 70. 11. To complete the installation or replacement, go to "Completing the parts replacement" on page 102. Replacing the WiFi units Attention: Do not open your computer or attempt any repair before reading and understanding Chapter 1 "Safety information" on page 1. This section provides instructions on how to replace the WiFi units. The WiFi units include a WiFi adapter card, a WiFi card module, and a rear WiFi antenna cable. Replacing the WiFi units involves the following operations: • "Removing the WiFi adapter card" on page 94 • "Removing the WiFi card module" on page 95 • "Installing the WiFi units" on page 96 Chapter 8. Replacing FRUs 93

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8. Insert the connector and cable of the new thermal sensor into the hole
1
in the chassis. Then align the
two tabs on the plastic holder holding the thermal sensor with the two holes
1
and
2
in the chassis,
and push the plastic holder until it snaps into position.
Figure 31. Installing the new thermal sensor
9. Reconnect the thermal sensor cable to the system board. See “Locating parts on the system board”
on page 65.
10. Reinstall the front bezel. See “Removing and reinstalling the front bezel” on page 70.
11. To complete the installation or replacement, go to “Completing the parts replacement” on page 102.
Replacing the WiFi units
Attention:
Do not open your computer or attempt any repair before reading and understanding Chapter 1 “Safety information”
on page 1.
This section provides instructions on how to replace the WiFi units. The WiFi units include a WiFi adapter
card, a WiFi card module, and a rear WiFi antenna cable.
Replacing the WiFi units involves the following operations:
•
“Removing the WiFi adapter card” on page 94
•
“Removing the WiFi card module” on page 95
•
“Installing the WiFi units” on page 96
Chapter 8
.
Replacing FRUs
93