1150 Lcd Unit - Lenovo ThinkPad X1 Carbon Gen 12 Hardware Maintenance Manual

Step Screw (quantity)
5
M2 × L2.8 mm, flat head, nylon-coated (4)
6
M2 × L2 mm, flat head, nylon-coated (3)
When installing:
• Connect yellow WLAN antenna to AUX connector and connect black WLAN antenna to MAIN connector.
• For models with a wirless WWAN card, ensure that you paste the reusable 0.5 mm thickness thermal pad
for WWAN card back on the WWAN card slot when installing a new system board.
• Configure the keyboard language in UEFI BIOS:
1. Enter the UEFI BIOS menu.
2. Clean all thermal grease that has been used and then apply new thermal grease if needed.
3. Click Config ➙ Keyboard/Mouse ➙ Keyboard Layout, and then select the keyboard language.

1150 LCD unit

For access, remove this FRU:
• "1010 Base cover assembly" on page 56
Removal steps of the LCD unit
Table 9. Screw specification of ThinkPad X1 Carbon Gen 12
Step Screw (quantity)
4
M2.5 × L4 mm, flat-head, nylon-coated (4)
Color Torque
Black 0.181 Nm
(1.85 kgf-cm)
Silver 0.181 Nm
(1.85 kgf-cm)
Color Torque
Black 0.294 Nm
(3.0 kgf-cm)
.
Chapter 8 Removing or replacing a FRU
73