8GB 2 X 4GB Memory Compatible for Lenovo ThinkPad T400, T400s, T410, T410i, T410s, T410si, T500, T510, T510i Laptop - DDR3 SODIMM 1066MHz PC3-8500 204 pin RAM (PARTS-QUICK Brand) at Amazon.com
8GB 2x4GB PC3-8500S Lenovo ThinkPad T400 2764 X201 3680-Xxx Memory RAM | eBay
![T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad](https://preview.redd.it/kawtv99fdea81.png?width=882&format=png&auto=webp&s=bd96ecf7f27946dfa0d529f8c7fe555b4387f1ed "T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad")
T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad
4GB DDR3 MEMORY RAM FOR Lenovo ThinkPad T400 6474 - Walmart.com
Lenovo T400 memory, hard drive, and keyboard replacement - YouTube
4GB RAM Memory Upgrade for Lenovo ThinkPad T400 (DDR3-1333MHz 204-pin SODIMM) at Amazon.com
Refurbished: Lenovo Thinkpad T400 - 14.1" Intel Core 2 Duo, 2.26 GHz, 2 GB Ram, 160 GB Hard Drive, Windows 7 Home 32-Bit - Newegg.com
For Lenovo Thinkpad X201 3249 T410 2522 T400 Eserver 326m Ram 4gb 2rx8 Pc2-8500s 1066mhz Ddr3 8gb 1066 Laptop Memory 4g Notebook - Rams - AliExpress
![T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad](https://preview.redd.it/kor2ttzbdea81.png?width=846&format=png&auto=webp&s=351a2f9ea41024fdb2ffe4d17ae313f07b49bea1 "T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad")
T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad
for Lenovo ThinkPad T400 T410 X201 c225 W700ds X200 Laptop RAM 8GB 2Rx8 PC3 10600S DDR3 1333MHz 4gb pc3 8500 1066 Memory|RAMs| - AliExpress
Lenovo T400 Intel Core 2 Duo 2.8GHz, 4GB RAM, 320 GB HDD | RecycledGoods.com
Lenovo T400 Intel Core Duo 2.4GHz, 3GB RAM, 160GB HDD | RecycledGoods.com
Lenovo ThinkPad Laptop Computer T400 14" Dual Core 2.0GHz 8GB 500GB Windows 10-64 Pro WiFi
Lenovo ThinkPad T400 Laptop - Intel Core 2 Duo 2.4GHz, 4GB RAM, 128GB SSD, DVD-ROM, 14 WXGA+, Integrated Graphics, WiFi, Win 10 Home 64-bit, 1 Year Warranty, Grade A Refurbished - JOY5-5437-REF at TigerDirect.com
Lenovo ThinkPad T400 Laptop PC - Intel C2D P8400 2.26GHz, 8GB RAM, 250GB HDD, 14.1 1280x800, Integrated Graphics, DVD, 3x USB 2.0, Windows 10 64-bit, Bilingual, Refurbished - RB-724962753094 at TigerDirect.com
Lenovo ThinkPad T400 laptop
Lenovo ThinkPad T400 Hardware and Software Upgrade 2021 - YouTube
Lenovo Thinkpad T Series T400 RAM Repair Guide | Installation Video
4GB (1x4GB) RAM Memory 4 Lenovo ThinkPad T400, T400S A30 817025010538 | eBay
4GB Memory RAM High Speed Upgrade for Lenovo ThinkPad T400 T500. at Amazon.com
![T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad](https://av.libreboot.org/t400/memory.jpg "T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad")
T400] Persistent 1-3-3-1 beep error after attempted 2GB --> 8GB RAM upgrade : r/thinkpad
Lenovo Thinkpad T400 Intel Core 2 Duo Laptop Computer | PCexchange
