This screen is well-known to every MO5 user. If light pen is enable, a colored point is displayed and can be moved with mouse. Two joysticks are simulated by numeric pad keys. Escape key returns to main menu without exiting running program. F1 key resets program just like MO5 famous white little button.
Selected language is displayed top right.
It can be changed with L key. Below, you can read cartridge slot and tape reader contents. Bottom right, green lights indicate emulated devices. Light is off when desactivated. Red square indicates power on.