Cirrus DESIGN SR22T Pilot Operating Handbook page 260

Section 7 Cirrus Design
Airplane and Systems Description SR22T
The panel lights operate on 28 VDC supplied through the 5-amp
CABIN LIGHTS circuit breaker on MAIN BUS 1.
Reading Lights
Individual eyeball-type reading lights are installed in the headliner
above each passenger position. Each light is aimed by positioning the
lens in the socket and is controlled by a push-button switch located
next to the light. The pilot and copilot reading lights are also dimmable
through the PANEL lights control on the instrument panel bolster. The
reading lights are powered by 28 VDC supplied through the 5-amp
CABIN LIGHTS circuit breaker on MAIN BUS 1.
Overhead Dome Light
General cabin lighting is provided by a dome light located in the
headliner at the approximate center of the cabin. The dome light is
controlled through the OVERHEAD light control on the instrument
panel bolster or by the switch next to the light assembly on the ceiling
of the airplane. On airplane with OVERHEAD light control on the
instrument panel bolster, rotating the knob clockwise from the off
position will illuminate the light and control its intensity. The dome light
is powered by 28 VDC supplied through the 5-amp CABIN LIGHTS
circuit breaker on MAIN BUS 1.
7-58 P/N 13772-003
Original Issue