8GB KIT (2 x 4GB) for Dell Studio 1537 1555 (DDR2). SO-DIMM DDR2 Non-ECC PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. at Amazon.com
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Dell Studio 1555 RAM Replacement - iFixit Repair Guide
CN-0C235M 0C235M For Dell Studio 1555 Laptop Motherboard 100% work OK | eBay
Dell Studio 1555 / 1557 / 1558 DC Jack and Cable Removal and Installation
How to Upgrade Laptop Dell Studio 1555 SSD and Ram Upgrade Disassembly | Bangla360'sTechnology - YouTube
CMS 4GB (2X2GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Dell® Dell® Studio 15 (1555) Notebook Ddr2 - A39 at Amazon.com
8GB (4GBx2) Team High Performance Memory RAM Upgrade For Dell Studio 1555 (DDR2) Model Laptop. The Memory Kit comes with Life Time Warranty. at Amazon.com
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Dell Studio 1555 / 1557 / 1558 Memory Removal and Installation
CMS 4GB (1X4GB) DDR3 12800 1600MHz Non ECC SODIMM Memory Ram Upgrade Compatible with Dell® Studio 1555 (Ddr3) Only - A20 at Amazon.com
CMS 4GB (2X2GB) DDR2 6400 800MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Dell® Dell® Studio 15 (1555) Notebook Ddr2 - A39 at Amazon.com
Dell Studio 1555 RAM Replacement - iFixit Repair Guide