Updates research/thinkpad

diff --git a/research/thinkpad.md b/research/thinkpad.md
index 570281a59d3ee60168b7312dfc88629a8fdacc54..d8afb94d0d2661d4b814b0133bfd01e90d5e131d 100644 (file)
--- a/research/thinkpad.md
+++ b/research/thinkpad.md
@@ -155,6 +155,8 @@ Esta seção inclui modelos "homologados" e também em pesquisa.
 * [x230 no ThinkWiki](https://www.thinkwiki.org/wiki/Category:X230).
 * [Lenovo ThinkPad x230 - iFixit](https://www.ifixit.com/Device/Lenovo_Thinkpad_x230).
 * [Downloads](https://pcsupport.lenovo.com/br/en/products/laptops-and-netbooks/thinkpad-x-series-laptops/thinkpad-x230/downloads).
+* [Battery calibration issues (and tips for fixing): when battery starts to suddenly drop its level](https://www.reddit.com/r/thinkpad/comments/2fworf/battery_calibration_issues_and_tips_for_fixing/).
+  * Exemplo: deixar por uns dias rodando a cada inicialização: `tlp setcharge 99 100`.
 
 ### X250