HP Notebook PCs - 601 or 60X error is displayed on a black screen | HP® Customer Support
How to Fix HP Internal Battery Error 601: Get Easy Methods
Okay. I know I have a battery problem but is it also a CMOS problem? I contacted a third party tech shop and they said my laptop model doesn't have a CMOS
Solved: Primary (internal) battery error "601" - HP Support Community - 4212646
Error 601 internal battery 601 may need replacement - YouTube
How to fix the error code 601 “primary internal battery needs replaced” - Quora
Solved: Showing HP battery (601) error code - HP Support Community - 7996866
HP Notebook PCs - 601 or 60X error is displayed on a black screen | HP® Customer Support