The Overhead Low panels (O1, O2, O3) are part of the Overhead Panels array.
The O1 panel contains instrument readings for various systems on the Shuttle, including GPC error displays, cabin pressure readings, and freon flow/temp readings.
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| O1 Panel in SSM2007 |
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The O2 panel contains instrument readings for various systems on the Shuttle, including cryo pressure/quantity reagings, and fuel cell temp readings.
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| O2 Panel in SSM2007 |
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The O3 panel contains instrument readings for various systems on the Shuttle, including RCS/OMS pressure readings, RCS/OMS propellant quantity readings, and a MET/GMT clock.
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| O3 Panel in SSM2007 |
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