Piper Malibu Meridian PA-46-500TP Airplane Maintenance Manual page 1002

(j) Apply power to the Navigation Display (ND) (i.e. - EHSI) providing serial data to/from the
PFD.
(k) Apply power to the Radar Altimeter. Perform a functional test on the Radar Altimeter
system and verify that the PFD Rad Alt Indication and Decision Height Annunciation are
displayed correctly.
(l) Apply power to the VOR radio. Perform a functional test on the VOR Radio system and
verify that the PFD Localizer/Glideslope and Backcourse/Localizer Sensing Indications
are displayed correctly.
(m) Apply power to the Marker Beacon system. Perform a functional test on the Marker
Beacon system and verify that the PFD Marker Beacon indications are displayed
correctly.
(n) Apply power to the Autopilot system. Place the Autopilot Master Switch in the Flight
Director position and verify that the flight director bars are displayed correctly.
(o) Press the Baro pushbutton and verify that the barometric correction displays 'STD'. Rotate
the Baro Rotary Control clockwise and verify that the barometric correction increases.
Rotate the Baro Rotary Control counter-clockwise and verify that the barometric
correction decreases.
(p) On the pilot's side unit only:
1
2
(q) On the overhead switch panel, decrease the Panel LCD's dimmer switch and verify that
the PFD brightness decreases.
(r) On the overhead switch panel, increase the Panel LCD's dimmer switch and verify that the
PFD brightness increases.
(s) Press the EADI Display Down switch. Verify that the PFD screen blanks and that the PFD
screen format is displayed on the Navigation Display (ND) (i.e. - EHSI) .
(t) Press the EADI Display Down switch again. Verify that the PFD screen format is displayed
on the PFD and that the PFD screen format is removed from the ND.
(3) Removal and Installation
See 39-10-00.
34-20-00
PAGE 4
Apr 15/07
PIPER AIRCRAFT, INC.
PA-46-500TP, MALIBU MERIDIAN
MAINTENANCE MANUAL
Press the ADAHRS 2 Select switch to change the data source to ADAHRS No. 2.
Verify that the PFD screen format and the ADAHRS Source warning are displayed
correctly.
Press the ADAHRS 2 Select switch again to change the data source back to
ADAHRS No. 1. Verify that the PFD screen format is displayed correctly and the
ADAHRS Source warning has been removed.
5C22