調節ちょうせつ
chōsetsu

Noun
Suru Verb

1. regulation; adjustment; control

Transitive
このつまみをまわすことでテレビのいろ調節ちょうせつできます。
kono tsumamio mawasu kotode terebino irō chōsetsu dekimasu.
You can adjust the color on the TV by turning this knob.