Arrow PA-28R-201 Pilot's Operating Handbook And Faa Approved Airplane Flight Manual page 241

PIPER AIRCRAFT CORPORA TJON
PA-28R-201, ARROW
SECTION 9
SUPPLEMENT 5
(e) DSP Button
Momentary pushbutton.
Causes displayed waypoint to increment by I and data display to
go to FRQ mode.
(0 DA T A Button
Momentary pushbutton.
Causes waypoint data display to change from FRQ to RAD to DST
and back to FRQ.
(g) OFF/ ON / Ident Control
(I)
Power OFF-ON/Volume Function
Rotate clockwise for power ON.
(2) . VOR Audio Level Control
Rotate clockwise for increased audio level.
(3) VOR IDENT Mute Function
Push-Pull switch.
Enables the VOR Ident tone to be heard in OUT position.
(h) Data Input Control
Dual concentric knobs. Center knob has IN and OUT positions.
(I) Frequency Data
Outer knob varies I M Hz digit.
A carry occurs from units to tens position.
Rollover occurs from 117 to 108.
Center knob varies frequency in 50 KHz steps.
(2) Radial Data
Outer knob varies \0 degrees digit.
A carry occurs from the tens to hundreds position.
Rollover to zero occurs at 200 NM.
Center knob IN position varies I NM digit.
Center knob OUT position varies 0.1 NM digit.
(3) Distance Data
Outer knob varies 10 NM digits.
A carry occurs from the tens to hundreds place.
A rollover to zero occurs at 200 NM.
Center knob IN position varies I NM digit.
Center knob OUT position varies 0.1 NM digit.
(i) Course Select Knob
Located in remote unit.
Selects desired course through the VOR ground station or way-
point.
ISSUED: SEPTEMBER IS, 1988 REPORT: VB-1365
13
of
14, 9-33