Cessna TR182 1979 Pilot Operating Handbook page 293

PILOT'S OPERATING HANDBOOK
SUPPLEMENT
CESSNA 400 DME
(TYPE R-476A)
4. TEST/ON-OFF SWITCH - Controls application of power to DME circuits (turns
equipment on or off); selects display lamp test for DME and RNA V displays.
5. GROUND SPEED(TIME DISPLAY - Displays ground speed in knots or time-to-
station in minutes, as follows:
a. With GS( TTS Switch set to GS, displays ground speed component to or from
station in knots (aircraft must be flying directly to or from the VOR(DME
station for true ground speed indication).
b. With GS(TTS Switch set to TTS, displays time to VOR/DME station in
minutes at the ground speed component indicated.
c. With GS/TTS in RNAV mode will display ground speed component or time-
to-station at that speed to the selected VOR (not the waypoint).
Figure 1. Cessna 400 DME (Type R-476A) (Sheet 2
of
2)
1
October 1978
3