Lenovo 10BN, Руководство по техническому обслуживанию аппаратной части, Страница: 181 / 204

1. Turn off the computer and disconnect all power cords from electrical outlets.
2. Open the computer cover. See “Opening the computer cover” on page 136.
3. Remove the front bezel. See “Removing and reinstalling the front bezel” on page 136.
4. Locate the thermal sensor. See “Locating major FRUs and CRUs” on page 74.
5. Disconnect the thermal sensor cable from the thermal sensor connector on the system board. See
“Locating parts on the system board” on page 71.
6. Remove the cover presence switch (intrusion switch). See “Replacing the cover presence switch” on
page 170.
7. Remove the internal speaker. See “Replacing the internal speaker” on page 172.
8. From inside the chassis, pivot the left retaining clip 1 that secures the plastic holder of the thermal
sensor and then push the clip outward to release the clip. Then disengage the plastic holder holding
the thermal sensor from the chassis.
Figure 119. Removing the thermal sensor
9. Pull the entire thermal sensor out of the chassis.
Chapter 10
.
Replacing FRUs (machine types: 2113, 2114, 2115, 3515, 4860, 4863, 4865, 4866,
4869, 5100, 10BS, 10BT, and 10BU)
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