CMOS

Forum discussion tagged with CMOS.
  1. scyron

    Solved! Asus ZenBook Flip 15 suddenly died (UX562)

    Hello guys! I hope you are all doing well 😊 I need your help cause my laptop died suddenly this week while I was teleworking. It's a good one I bought 1 year ago for photography and video editing: https://www.asus.com/2-in-1-PCs/ASUS-ZenBook-Flip-15-UX562FD/ -The AC cable was pluged in and...
  2. S

    locked bios password

    good morning sir my laptop (Dell inspiron 5559) locked to change bios settings. I removed CMOS battery but didnot solved.
  3. R

    cmos battery location Satellite C55-B5101

    I am trying to locate the cmos battery in my Toshiba satellite C55-B5101 Laptop. There is a blank spot for one on the mother board, nothing on either side. I can't find any evidence of one? Toshiba refuses to supply me with a service or maintenance guide or any schematic. I have it completely...
  4. E

    Solved! RTC Battery is Low

    My Toshiba c50-b-14d recently had a 'RTC battery is low' error, but I carried on using it normally, until yesterday. I switched the power button on and the fan runs and LED lights are on, but there is no display or anything on the screen.
  5. S

    Good mornig sir I am trying to enter a password in my Samsung np-nc108 I can't see even CMOS in side i have done almost everyt

    Good morning sir I am trying to enter a password for my Samsung np-nc108 I can't see CMOS in side i have done almost everything but my laptop it's not starting please help me out Thank you very much
  6. A

    Solved! Toshiba Satellite - no boot no bios

    I got a Toshiba Satellite in trade for some phone repairs. It was working fine, but then I did a full system reset and disk clean through the windows 10 reset menu. It went through the process but when it turned back on it had a black screen with a blinking underscore cursor (image 1). I tried...
  7. O

    asus laptop with black screen starts itself when plug in the power cable

    hi everybody, first of all,i am sorry if my english is too broken. i have a huge problem on my laptop.I would like to start from beginning to end of the issue.I have changed the cmos battery on asus n55s laptop but then i saw windows asks me to set the time after i plug out the power cable and...
  8. O

    Laptop Problem: No BIOS/Toshiba LOGO pop up, Black screen, Have a power on light, Fan is working, can EJECT DVD,

    Hi good day! I have a problem in my laptop - Toshiba Satellite C855D-S5104. I left it turn on at night, then in the morning when I check the laptop it still power on yet the screen is BLACK. I power off and apply all the solutions like RESET, then nothing works, when I check, no beep, it has a...
  9. B

    Bios suddenly disappeared. Help me find the cmos battery.

    I was in the process of restoring my Satellite L6550 laptop to its out-of-the-box state using toshiba's official CDs when the power suddenly shut down. When I turned the power back on, the laptop would only show a black screen with a blinking cursor on the top left. The boot process would not...
  10. M

    CMOS battery problems

    My laptop just powered down. There are no beeping sounds from the motherboard. When i plug in the power cable it is not showing any sign of charging. I had opened the back of my pc to see if there was any problems and i found that the CMOS battery was just lying on top of the motherboard, after...
  11. K

    How can i bios / cmos reset ?

    Hi guys, i have a big problem and i cant solve this. I need help to solve My problem. I was uptade My bios on the bios settings with usb flash disk. After, Update is completed and My notebook was restarted. Then, My laptops are doesn't opened. So, it was working, fans are rotate but System cant...
  12. P

    How can I clear the CMOS on a Lenovo Ideapad 110-14isk?

    I have disabled by mistake the integrated graphics from the bios, and now I cannot see anything on the screen. I tried to connect the laptop to a monitor using the HDMI port, but it does not send any signal, so I thought I could clear the CMOS by removing the CR2032 battery and the main battery...
  13. T

    Laptop not booting!! Help!!

    My laptop needed a replacement of windows. So smart me improvising started the laptop via a usb stick woth windows on it. I did that from bios, but the usb had another file in it so my it did not work. But now when i start my laptop, the lights of power buton and others turn on, but my screen...
  14. T

    Where is the CMOS battery in this laptop??

    http:// So I want to try to fix this 8 years old xxodd xni88cu for fun, but I can't find the CMOS battery. Does anyone have any idea where it is?
  15. D

    After setting UEFI to legacy boot mode, laptop did not boot at all, no POST either. Removing CMOS battery doesn't help either

    Hi all, so, I bought a second-hand laptop (thinkpad t440s) and wanted to check the hardware with memtest86+. For this though I needed to disable some UEFI settings to have the computer boot into legacy mode (following instructions here...
  16. V

    ASUS Zenbook UX305UA CMOS Battery placement?

    Hey! As a part of trying to reset my computer as it suddenly turned off now give no sign of life whatsoever (no light, no nothing) I want to remove the CMOS battery as a last resort of reseting the computer. But the only tutorials I can find in doing to is another type of setup of the ASUS...
  17. Lutfij

    How To Find The BIOS Jumpers On Toshiba Laptop Motherboard

    On a desktop, having access to a BIOS jumper can come in handy. If you need to reset the BIOS to default, or you’ve messed up with your overclocks. The same can be necessary for your laptop. If you’re suffering from a black screen issue, or you need to reset your BIOS to defaults in order to...
  18. Lutfij

    How To Fix A Laptop That Doesn’t Start

    Laptops play a major part in our daily lives be it in the house as a home office machine or at the office when we’re on the move from one location to another. Like all electronic devices, laptops have their fair share of succumbing to failure or death. There are a number of us who have had to...
  19. M

    Asus S550C Black Illuminated Screen, No BIOS, NO POST, Trouble booting

    Hello, My Asus S550C laptop is having trouble getting to POST and booting. The hard drive, I have noticed, will power up and then wind down and remain doing nothing, as will the laptop which will continue to run a black, backlit screen, as well as all fans, lights, and the CD drive, but no hard...
  20. N

    ASUS A42F won't post

    Two weeks ago, my Linux based os detected that the last mount time was in the future, meaning that the cmos battery was dead. so yesterday i opened the laptop and replaced the battery, then it booted just fine into bios. so i changed the date and turned on UEFI, (no HDD inserted to the laptop...