Piper Aircraft Corporation Malibu Mirage PA-46-350P, Airplane Maintenance Manual

Page: 959 / 1956

PAGE 13
Feb 28/07 5D17
34-20-00
PIPER AIRCRAFT, INC.
PA-46-350P, MALIBU MIRAGE
MAINTENANCE MANUAL
CHART 6 (Sheet 3 of 3)
TROUBLESHOOTING EHSI (i.e. - ND)
Trouble Cause Remedy
NAV Interface Data Page shows ARINC In A and B Bus 2 lines Check wiring
valid data is not being Received are not connected or are wired
incorrectly
Failed ND Replace ND
Failed Nav radio Replace Nav radio
GPS Interface Data Pages show ARINC In A and B Bus 4A and/or Check wiring
valid data is not being Received 4B lines are not connected or are
wired incorrectly
Failed ND Replace ND
Failed GPS Receiver Replace GPS Receiver
Cross Side Input Interface Data ARINC In A and B Bus 3 lines Check wiring
Page shows valid data is not are not connected or are wired
being Received incorrectly
Failed ND Replace ND
Failed cross-side ND Test cross-side ND
Cross Side Output Interface ARINC Out A and B Bus 2 lines Check wiring
Data Page shows valid data is are not connected or are
not being Transmitted wired incorrectly
Failed ND Replace ND
NAV/GPS Output Interface ARINC Out A and B Bus 1 lines Check wiring
Data Page shows valid data is are not connected or are
not being transmitted wired incorrectly
Failed ND Replace ND
Analog Interface Data Page Failed ND Replace ND
shows valid data is not being
Received or Transmitted
Failed Autopilot Input Perform Autopilot Test
Failed DME Input Perform DME Test
Failed Audio Panel Input Perform Audio Panel Test
Failed Rad Alt Input Perform Rad Alt Test
Failed ADF Input Perform ADF Test
Failed Autopilot outputs Check ND inputs
Discrete Interface Data Page Failed ND Replace ND
shows valid data is not being
Received or Transmitted
Failed Autopilot Input Perform Autopilot Test
Failed DME Input Perform DME Test
Failed Rad Alt Input Perform Rad Alt Test
Failed Autopilot output Check Nav inputs