![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
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![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
Lenovo ThinkPad T400 Intel Core 2 Duo T9600 8GB RAM 232GB Storage Windows 10 | eBay
Amazon.com: Lenovo T400 2765-T6U 14.1-Inch ThinkPad (2.26 GHz Intel Core 2 Duo P8400 Processor, 2 GB RAM, 160 GB 7200RPM Hard Drive, XP Pro) : Electronics
IBM Lenovo Thinkpad T400, T61 Laptop 1.8 GHz 4 GB Ram Windows XP pro SP3 WiFi – ASA College: Florida
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LENOVO THINKPAD T400 14.1 in – Intel Core2 Duo P8700, 2 GB DDR3 RAM, -None – ASA College: Florida
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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
CMS 8GB (2X4GB) DDR3 8500 1066MHZ Non ECC SODIMM Memory Ram Upgrade Compatible with Lenovo® Thinkpad T400 2764, 2765, 2766, 2767, 2768 - A35 at Amazon.com
LENOVO THINKPAD T400 14.1 in – Intel Core2 Duo P8700, 2 GB DDR3 RAM, -None – ASA College: Florida
![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")