Creation: 01.31 - 2014
1-1-17
GPU - 406
The instrument panel contains the following buttons and switches:
(1) Blue Button
The four colored pushbuttons are the main method to control the GPU. The function of the button
changes, depending on the GPU’s current operating condition. The current function of each
button is always displayed on the screen directly above the button. The icon will be color-coded
the same color as the button it represents.
The blue button is used to crank and start the engine. It is also used to stop the engine.
(2) Red Button
The red button is used to enter maintenance mode or control the #1 400 Hz output.
Press and release the red button to enter maintenance mode.
This mode is available only with the engine off.
Press and release the blue button to start the engine.
Press and release the blue button to stop the engine.
The blinking airliner icon means the output is available for use.
Press and release the red button to activate the #1 400 Hz Output.
The solid airliner icon means the output is being used. Press and
release the red button to deactivate the #1 400 Hz Output.