Troubleshooting

Problem

 

Possible Cause

 

Action

 

 

 

 

 

 

 

No GPS signal

 

Obstructed signal

 

Move aircraft out of

reception

 

path

 

hangar or away

 

 

 

 

from buildings to

 

 

 

 

provide an

 

 

 

 

unobstructed view

 

 

 

 

of the sky for the

 

 

 

 

antenna

 

 

Incorrect seed

 

Check these

 

 

position, time, or

 

settings, if necessary

 

 

UTC differential

 

in the System

 

 

entered

 

Functions

 

 

If using a wrong

 

Contact your dealer

 

 

antenna: faulty

 

to check the

 

 

external antenna,

 

antenna and other

 

 

wiring, or

 

wiring

 

 

connections

 

 

 

 

Interference

 

Check for GPS L1

 

 

 

 

interference

 

 

 

 

sources. Contact

 

 

 

 

your dealer or II

 

 

 

 

Morrow tech

 

 

 

 

support.

MSG light stays on

 

The In-Use position

 

Check for

after power-on.

 

sensor is not able to

 

obstructions and

Displayed message

 

calculate a position

 

connections to the

is: IN USE SENSOR

 

 

 

antenna.

CANNOT

 

 

 

 

COMPUTE Lat/Lon

 

 

 

The GPS engine may

 

 

 

 

need to be reset.

No User waypoints

 

Runway Limits are

 

Reset the Runway

show up on the

 

set for a value that

 

Limits value, see

Map display or the

 

is too large

 

page 12

Nearest waypoint

 

 

 

 

list

 

 

 

 

Waypoint

 

Direct-To entry

 

If you are flying

sequencing is

 

option setting may

 

Direct-To, the

erratic

 

not be correct

 

option should be set

 

 

 

 

to “May Clear”, see

 

 

 

 

page 9

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