The light switch assembly is located on the right side of the main instrument panel.
The light switch assembly contains three lever-type switches. It is possible to select different lighting modes appropriate for
operating conditions the vehicle is operating under. The top switch has five positions:
BO (Blackout) DRIVE
BO (Blackout) MARKER
SER (Service) DRIVE
The lower-left switch has four positions:
PANEL BRT. (Bright)
The lower-left switch is placed in the OFF position to turn lights off. Only when set to DIM or PARK can the instrument lights
come on. In this configuration, the panel light DIMMER switch controls the intensity of the instrument lights.
The lower-right switch is a mechanical lock. This switch must be turned counterclockwise to the UNLOCK position before it
is possible to change the position of the other two switches. The operating modes and the lighting available for each mode are