Product Name: HP Z820 Operating System: Microsoft Windows 8.1 (64-bit) Hello, I purchased a HP Z820 MB and Chassis separately in eBay and after I put them together I get an screen that says 'Invalid Electronic Serial Number'. Feb 05, 2017 Serial Number Not Found Hp Compaq Laptop G61. Fix Missing Serial / Product Numbers for HP COMPAQ Laptops. حل مشكله رساله invalid electronic serial number بكل سهوله #. Invalid electronic serial number problem, Anonymous Oct 29, 2008 I HAD the same problem I entered the SS# from the case into the SYSTEM ID in the BIOS and it solved the f1 to boot problem. HP Business Desktops - How to Correct an Invalid Electronic Seri. HP Business Desktops - How to Correct an Invalid Electronic Serial Number in BIOS Issue: After system-board replacement, booting. Sep 22, 2012 Change your operating system if you can get past the post screen. Oem systems are licensed only for one motherboard from the manufacturer. HP Business Desktops - How to Correct an Invalid Electronic Seri. HP Business Desktops - How to Correct an Invalid Electronic Serial Number in BIOS Issue: After system-board replacement, booting. Download Desktop PCs Service and Maintain of HP Compaq 6200 Pro Microtower PC for free from ManualAgent.
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After system-board replacement, booting the unit causes an error message at post regarding an invalid electronic serial number.
Solution
Press CTRL A.
Select Advanced, System IDs, and enter the serial number from the service tag sticker on the chassis.
For desktop branding, customers need to fill the following details availble on the HP sticker of the unit.
Please fill in the following details under system IDs:
To enter into the system ids tagf10>CTRL +A>Security>System ids
Ownership tag: LEAVE IT BLANK
Product Name: HP Compaq Pro 4300 SFF
Build id: 12WWPIIW6**#SABA#DABA
Feature Byte: 2U3E 3Q3V 3X47 5c67 6J6K 6S6b 7B7H 7M7Q 7T7W 7aaB agap aq .t2(THE FEATURE BYTE IS CASE SENSITIVE AND DO NOT LEAVE ANY BLANKS WHILE FILLING THE BUILD ID)
Once the unit accepts the changes,select SAVE CHANGES AND EXIT.
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Hp Compaq 6200 Motherboard
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