instructions; manual; explanatory leaflet
Refers to a printed document that explains how to use a product, assemble something, or follow a procedure. Often a booklet or sheet included with appliances, medicine, or software.
Please read the instruction manual for the new printer.
薬の説明書には副作用が書いてあります。
The drug's explanatory leaflet lists the side effects.
Please read the instructions carefully before use.
I assembled it by following the instructions.
Please operate it exactly as described in the instructions.
Please refer to the manual for details.