Shuttle Reference Manual Space Shuttle Orbiter Systems Orbiter Lighting System

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Overview
The orbiter lighting system provides both interior and exterior lighting.

Panel Lighting
Many flight deck instrument panels have integral lighting that illuminates the panel nomenclature and markings on the displays and controls.

Instrument Lighting
The flight deck instruments have integral lighting that enables the flight crew to read the displayed data.

Numeric Lighting
Six indicators on the flight deck use illuminated numeric (digital) readouts to display data.

Exterior Floodlights
The exterior floodlights improve visibility for the flight crew during payload bay door operations, EVA operations, RMS operations, and stationkeeping and docking.