Cessna 172SPHUSR05 Pilot Operating Handbook page 338

SECTIO N 9 - SUPPLEMENTS
SUPPLEM E NT
S
FLIGHT
ANNU NCIATION -- Either the elapsed time ( ET) or flight time
I
5.
(FL T) mode is annunciated here.
FREQUENCY S ELECT KNOBS -- Selects the standby
frequency when FRQ is displayed and directly selects the
S.
active frequency whenever either of the time functions is
selected . The frequency selector knobs may be rotated either
clockwise or counterclockwise. The small knob is pulled out to
tune the 1 'so The small knob is pushed in to tune the 1 0's.
The outer knob tunes the 1 00's with rollover i nto the 1 000's
u p to 1 799.
time when the elapsed timer is used i n the countdown mode.
7. O N/OFFNOLU M E CONTROL SWITCH (ON/OFFNOL)
Controls primary power and audio output level. Clockwise
rotation from OFF position applies primary power to the
receiver; further clockwise rotation increases audio level.
Audio m uting causes the
receiver is locked on a valid station.
8. S ET/RESET E LAPSE D TI MER BUTTON (SET/RST) -- The
set/reset button when pressed resets the elapsed timer
whether it is being d isplayed or not.
9. FLIGHT
BUTTON (FL T/ET) -- The Flight Timer/Elapsed Time m ode
selector button when pressed alternatively selects either Flight
Timer mode or Elapsed Timer mode.
Figure 1 . KR 87 Automatic Direction Finder (ADF) (Sheet 3 of 4)
8S-6
- FAA APPROVED
TIM E R AND
These knobs are also used to set tne desired
'
audio output to be m uted u nless the
TIM E R/ELAPS ED
E LAPSE D TIM E R
TI MER MODE
CESSNA
MODEL 1 72S
MODE
-­
!
S ELECTOR
i
May 30/00