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Lenovo Helix (Type 3xxx Bios bin

Discussion in 'Lenovo' started by alip82, Apr 2, 2020.

  1. alip82

    alip82 New Member

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    Yesterday, i updated the bios of my laptop lenovo helix (type 3701) from windows. After successfully installation i couldn't get in to the bios and it was just black cursor blinking screen. Except that everything was ok. Later i decided to downgrade to the older version bios to get rid of BS. This time after bios install preperation, pc rebooted, screen was black for 15-20 min and fan was full throttle. I know I shouldn't interrupt the process, but somethings was wrong and i shut it down after 20min. I corupted the bios i guess. After connect the battery, when i push the power button fan rotates for 1 sec and stops. Then Power button reacts to nothing.

    So, i really need your advices. What is my best solution. Thank you. (I have ordered SOP8 clip-CH341A and slept. Package will arrive in 2-3 days i hope. )

    By the way, my friend has exact same model(cpu,ram,hdd,pcie cards etc) fully working. Maybe could be part of solution.

    -Helix (Type 3xxx) Laptop (ThinkPad) - Type 3701-
     
  2. Administrator

    Administrator Administrator Staff Member

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    Ok try to read bios chip and post your main bios backup here

    check that for ch341a problem

    https://bios-fix.com/index.php?thre...ios-dump-bin-download.40004/page-2#post-70385

    also check tat how to connect and read bios chip with ch341a

    https://www.win-raid.com/t4175f16-GUIDE-Flash-BIOS-with-CH-A-programmer.html
     
  3. alip82

    alip82 New Member

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    Ok, i will when i got the items. Thank you very much.
     
  4. alip82

    alip82 New Member

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    I hope data corruption is minimum. Thank you so much.
     
    Last edited: Apr 3, 2020
  5. Administrator

    Administrator Administrator Staff Member

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    Last edited: May 10, 2020

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