http://valinet6l6tq6d5yohaa6gdsf2ho4qcqcxyj2nahp5kd4z7nsa6ycdqd.onion/2015/09/22/ThinkPad-W540-review.html
(Note that this is only available in Basic mode, while the rest is only available in Advanced mode) Although it gets quite noisy, and personally I don’t know why it is necessary at all, as the system can kick the fans on its own if needed, and otherwise keeps a quite profile. Many more settings can be configured, like the always-on USB port, and the way the system sleeps.