VESA Adapter for HP All-in-One PC - EliteOne 840,...
New Sealed HP EliteOne 840 G9 AiO i5 i5-12500 8GB 256GB Win 11 pro - WARRANTY | eBay
All in one HP EliteOne 840 G9, 7B0Z0EA, 23.8" FHD IPS, Intel Core i7 1
5V9T2EA#ABF HP EliteOne 840 G9 Intel® Core™ i5 60.5 cm (23.8") 1920 x 1080 pixels 8 GB DDR5-SDRAM 256 GB SSD All-in-One PC Windows 10 Pro Wi-Fi 6E (802.11ax) Silver - Infracko
Removing & replacing parts for HP EliteOne 840 G9 AiO | HP Computer Service - YouTube
Removing & Replacing Parts | HP EliteOne 840 23.8-inch G9 AiO PC | HP Computer Service | HP Support - YouTube