Forward Overhead Panel 700/800/900
Ground Power and Bus Switching Panel with associated APU Lights and Indicators
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Click on the control or light for a description of its function.
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Ground Power and Bus Switching Panel with associated APU Lights and Indicators
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SOURCE OFF Light
Illuminated –
No source has been manually selected to power the related
transfer bus, or the manually selected source has been
disconnected.
- If a source has been selected to power the opposite
transfer bus, both transfer busses are powered.