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HP Recommended
HP Notebook - 15q-dy0008au

Hii community,

I am facing a problem, related to CMOS Battery in mentioned laptop model ( getting CMOS Battery 502 error ) but i can't locate the battery there in backside, please help what can I do , i have replaced new main battery 4 months ago also so i don't think there's problem in main battery and when I open laptop it's indicating CMOS Battery issue 

2 REPLIES 2
HP Recommended

@Shivam100 

 

Please use the following Guide

 

         https://support.hp.com/us-en/document/ish_4209641-3226345-16

 

Regards.

BH
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HP Recommended

The CMOS checksum is invalid. this error is showing on startup and my date time not updating automatically laptop getting slow please help related to this, when I tried to locate CMOS Battery on back side there's is no CMOS Battery in back side what can I do 

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