@Fidle5007 Welcome to HP Community!
I understand that you would like to know the motherboard part number.
System board for use in models with UMA graphics equipped with the following processors:
- Intel Core i7-8565U processor (WWAN) L37641-001
- Intel Core i7-8565U processor L37640-001
- Intel Core i7-8565U processor L37639-001
- Intel Core i7-8565U processor L37638-001
- Intel Core i5-8265U processor L37637-001
You could purchase the part from HP, use the HP Parts surfer to identify the part: http://partsurfer.hp.com/search.aspx
And order it via the HP Parts store: https://parts.hp.com/hpparts/CountryChoice.aspx?mscssid=&ccode=ZZ&lcode=ZZ
Or alternatively, Contact HP for setting up an order/service via phone support
Keep us posted,
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