Longeron sections and other.

WRIST (PITCH, YAW, AND ROLL) ACTUATORS MANIPULATOR JETTISON SUBSYSTEM MANIPULATOR POWER DRIVE UNIT THRUST VECTOR CONTROL FOUR-CHANNEL SERVOACTUATORS BODY-FLAP ROTARY ACTUATORS RUDDER/ SPEED BRAKE RUDDER/ AFT REACTION CONTROL SYSTEM MODULES PAYLOAD BAY DOORS SPEED BRAKE POWER DRIVE UNIT THRUST VECTOR SRB е CONTROLS * IGNITION А кы; Аня... GROUND FACILITIES TROT UNE е THRUST VECTOR SRB е CONTROLS * INDICATORS e DISPLAYS BACKUP OPTICAL UNIT NOSE.