Cessna TURBO CENTURION T210M 1978 Pilot Operating Handbook page 314

HSI PILOT'S OPERATING HANDBOOK
SUPPLEMENT (TYPE IG-832A)
4
17. BC LIGHT (Installed in a remote position, as shown, with 400A and 400B
Autopilots only. The BC light is incorporated in the mode selector on 400A and
400B IFC systems.) - Remote amber BC light installed with 400A or 400B
Autopilots will illuminate when back-course operation is selected by the REV
SNS LOC 1 switch on the left-hand instrument panel. With 400A or 400B IFC
systems when back-course operation is selected the BC light incorporated in the
MODE SELECTOR will illuminate green.
CAUTION
When back-course operation is selected, the omni deviation bar on
the HSI does not reverse. However, selection of back-course opera-
tion will always cause the localizer signal to the autopilot to
reverse for back-course operation.
18. BACK COURSE REVERSE SENSE (REV SNS) LOC 1 OR LOC 2 SELECTOR
SWITCH - With AP switch ON (on 400A or 400B Autopilot control units) and , -.
either LOC 1 or LOC 2 selected, localizer signals to the Cessna 400A or 400B
Autopilots will be reversed for back-course operation. With autopilot ON or OFF,
the omni deviation bar on the HSI will not reverse but the standard CDI pointer
will reverse depending on the position of the REV SNS switch.
19. AUTOPILOT (A/P) NAV 1 OR NAV 2 SELECTOR SWITCH (Installed with 400A
and 400B Autopilots only.) - Selects appropriate signals from the desired navi-
gation r eceiver to be coupled to the autopilot.
Figure
1.
Horizontal Situation Indicator (HSI) (Type IG-832A)
(Sheet 3 of 3)