4GB 2X2GB RAM Memory for Compaq HP Business Notebooks Business Notebook 6730b Black Diamond Memory Module DDR2 SO-DIMM 200pin PC2-6400 800MHz Upgrade - Walmart.com
4Gb (1X4Gb) Memory RAM Compatible with Hp Probook 6440B, 6450B, 6540B (Ddr3) By CMS (A34 - Computer Memory Solutions
parts-quick 4GB Memory for HP ProBook 4510s 4515s 4710s DDR2 PC2-6400 SODIMM Compatible RAM at Amazon.com
How to install SSD in HP ProBook 4710s | Hard Drive replacement - YouTube
8GB 2x 4GB DDR2 PC2-6400 800MHz 200 pin SODIMM Laptop Memory RAM for HP ProBook 4410s 4411s 4415s 4416s 4510s 4515s 4710s 6445b 6545b (PARTS-QUICK BRAND) at Amazon.com
HP Probook 4710s' screen not coming on and system not bootin... - HP Support Community - 2657199
HP ProBook 4710S Laptop Hard Drive Replacement - LaptopHDS.com