Cessna TURBO CENTURION T210M 1978 Pilot Operating Handbook page 244

CESSNA 300 ADF
(TYPE R-546E)
PILOT'S OPERATING HANDBOOK
SUPPLEMENT
SECTION 2
LIMITATIONS
There is no change to the airplane limitations when this avionic
equipment is installed.
SECTION 3
EMERGENCY PROCEDURES
There is no change to the airplane emergency procedures when this
avionic equipment is installed.
SECTION 4
NORMAL PROCEDURES
TO OPERATE AS A COMMUNICATIONS RECEIVER ONLY:
(1) OFF/ VOL Control -- ON.
(2) Function Selector Knob -- REC.
(3) Frequency Selector Knobs -- SELECT operating frequency.
(4) ADF SPEAKER/ PHONE Switch -- SELECT speaker or phone
position as desired. ~ ,
(5) VOL Control -- ADJUST to desired listening level.
TO OPERATE AS AN AUTOMATIC DIRECTION FINDER:
(1) OFF/ VOL Control -- ON.
(2) Frequency Selector Knobs -- SELECT operating frequency.
(3) ADF SPEAKER/ PHONE Switch -- SELECT speaker or phone
position.
(4) Function Selector Knob -- ADF position and note relative bearing
on indicator.
(5) VOL Control -- ADJUST to desired listening level.
TO TEST RELIABILITY OF AUTOMATIC DIRECTION FINDER:
4
(1) Function Selector Knob -- ADF position and note relative bearing
on indicator.
(2) Function Selector Knob -- TEST position and observe that pointer
moves away from relative bearing at least 10 to 20 degrees.
(3) Function Selector Knob -- ADF position and observe that pointer
returns to same relative bearing as in step (1).