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- Cmos error 502 on Omen 16 gaming laptop. Does it have a Cmos...

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10-16-2024 05:06 PM
I have been having issues with my computer booting up and having insane lag/choppy behavior spikes. It says its a cmos error, but I don't know if it has a cmos. Is there any way to tell? If it doesnt, how do I fix this?
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Accepted Solutions
10-16-2024 06:08 PM
Your notebook does not have a CMOS/RTC battery.
The main battery also serves as the CMOS/RTC battery to maintain the system clock and BIOS settings.
Below is the link to the service manual:
Maintenance and Service Guide (hp.com)
Chapter 3 has the list of parts.
You will find no CMOS/RTC battery part number.
Chapter 5 has the component removal and replacement procedures.
You will find no procedure to remove/replace a CMOS/RTC battery.
10-16-2024 06:08 PM
Your notebook does not have a CMOS/RTC battery.
The main battery also serves as the CMOS/RTC battery to maintain the system clock and BIOS settings.
Below is the link to the service manual:
Maintenance and Service Guide (hp.com)
Chapter 3 has the list of parts.
You will find no CMOS/RTC battery part number.
Chapter 5 has the component removal and replacement procedures.
You will find no procedure to remove/replace a CMOS/RTC battery.