Table of Contents
Advertisement
Step 5.
Clear the Turn on fast startup check box, and then click Save changes.
To disable the built-in battery
Step 1.
Restart your computer. When the logo screen is displayed, immediately press F1 to enter the UEFI
BIOS menu.
Select Config ➙ Power. The Power submenu is displayed.
Step 2.
Step 3.
Select Disable built-in battery and press Enter.
Step 4.
Select Yes in the Setup Confirmation window. The built-in battery is disabled and the computer
turns off automatically. Wait three to five minutes to let the computer cool.
The built-in battery is disabled and the computer turns off automatically.
Wait three to five minutes to let the computer cool.
Notes: If your computer cannot enter the UEFI BIOS menu, you cannot disable the built-in battery. To avoid
short circuit when you replace a part, it is recommended to do the following:
• For the built-in battery connected to the system board with cables: Disconnect the battery cables.
• For the built-in battery connected to the system board with comb connectors: Disconnect the connectors
by removing the battery. For the removal procedure, refer to the built-in battery replacement instructions
in this documentation.
Removing the nano-SIM card and nano-SIM-card tray
Note: If the computer you are servicing has a nano-SIM card installed, remove the card with the tray
together.
LCD module
Follow the instructions to replace the LCD module.
Step 1.
Remove the LCD module as shown below.
a.
Pivot the kickstand upward.
56
ThinkPad X12 Detachable Gen 2 Hardware Maintenance Manual
Advertisement
Table of Contents
