However, the option to manually operate the vehicle is available.

Up until the beginning of the 21st century, this watergate had to be operated manually.

Manually operated windows that appeared to be made of glass?

I couldn't tell if it had been operated electronically or manually.

They are manually operated by rolling or throwing into a fire.

The system was designed so that an operator could manually operate a train when necessary.

Eric opened the door, manually operated, and walked to the counter in the back.

At the left end of the stand there is a manually operated scoreboard.

He closed his eyes as several of the manually operated weapons blasted.

Green Park has the largest manually operated scoreboard in the world.