How to Update BIOS&EC

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How to Update S210 BIOS/EC
Update 80CN15WW.exe under DOS
• Step1: Make sure AC and DC is present. And capacity
of DC is more than 30%.
• Step2: Prepare a USB key and make sure the USB key
is available for DOS boot . Copy 80CN15WW.exe to
the root directory of USB key.
• Step3: Plug the USB key to USB port and power on
the system. Before the logo of “Lenovo” pop up on
the screen, press the Key “Fn+F2” to enter BIOS
setup.
Update 80CN15WW.exe under DOS
• Step4: Select Boot form and change boot mode
item from UEFI to Legacy Support.
Update 80CN15WW.exe under DOS
• Step5: Press Fn+F10 to save and exit.
Update 80CN15WW.exe under DOS
• Step6: Before the logo of “Lenovo” pop up on the
screen, press the Key “Fn+F12” to enter Boot
Manager. Select USB key device and boot to DOS.
Update 80CN15WW.exe under DOS
• Step 7: Run 80CN15WW.exe. The system will reboot
automatically and begin to update. After the update
process finished, The system will reboot automatically.
Update 80CN15WW.exe under DOS
• Step8: Before the logo of “Lenovo” pop up on the
screen, press the Key “Fn+F2” to enter BIOS setup
again.
• Step9: Select Boot form and change boot mode item
from Legacy Support to UEFI. (Similar as Step4)
• Step10: Press Fn+F10 to save and exit. (Similar as
Step5)
Update 80CN15WW.exe under Windows 8
• Step1: Make sure AC and DC is present. And
capacity of DC is more than 30%.
• Step2: Copy 80CN15WW.exe to the root directory
of USB key.
Update 80CN15WW.exe under Windows 8
• Step3: Boot system to Windows 8 and enter desktop
metro.
Update 80CN15WW.exe under Windows 8
• Step4: Plug the USB key to USB port and find the USB
key. Right click 80CN15WW.exe and select “run as
administrator”.
Update 80CN15WW.exe under Windows 8
• Step5:The system will pop up the prompt box as below
picture. Please click OK button. The system will reboot
automatically and will update BIOS/EC during boot
stage.
Update 80CN15WW.exe under Windows 8
• Step6: The system is updating BIOS/EC. Please don’t
do anything until the update process finished. After
that, the system will reboot automatically.
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