noun, noun which may take the genitive case particle 'no'
manual; hand-operated
Refers to operation by hand rather than automatic. Often used with 操作, モード, or as a noun modifier with の.
Antonyms: 自動
この機械は手動で動かします。
This machine is operated manually.
You open this door manually.
手動モードに切り替えてください。
Please switch to manual mode.
It broke down, so we switched from automatic to manual.
I set the camera to manual mode and took the photo.
手動 simply means 'manual operation' in general, while 手回し specifically implies turning a crank or handle by hand.
automatic; auto- · intransitive verb
手動 means 'manual' (operated by hand), the direct opposite of オートマチック 'automatic' for machines and devices.
手動 means 'manually operated', the direct opposite of 電動 'electrically powered'.
自動的 describes something happening without human intervention, while 手動 describes something operated manually by hand.
Compound of 手 (hand) and 動 (move), literally 'hand-move'. The exact historical derivation is uncertain, but the meaning is transparent from the kanji.