The RSVR light illuminates when either reservoir quantity and/or air pressure are low.
All of the left autopilot primary control servos are serviceable, but the Left autopilot uses the Centre Stabiliser trim motor and will not be able to trim the aircraft with changes in speed. However, providing the aircraft is flown at the indicated airspeed the stabiliser was last trimmed for, then the Left autopilot may engage.
Autobrakes requires a full Antiskid system, but with the Alternate Brakes in use, Antiskid is only available to laterally paired wheels.
Note: Crosswind Limit is 20 knots