A310-300 AOM

9-0 Electrical System Controls

1.
The BAT1/2/3 switches switch the three batteries on/off. When the batteries are off, a white OFF is visible.

2.
The GEN1/2 switches control the generators. When the generator is off or the N2 value of the corresponding engine is below 20 percent a white OFF is visible.

3.
The APU GEN switch controls the APU generator. When the generator is on, a white ON is visible.

4.
The GALLERY switch controls the gallery bus. When the gallery bus is off, a white OFF is visible.