Garmin GTN 6 Series Maintenance Manual page 45

Alert Text
DATACARD
ERROR - Data The data card is not being
card is invalid or properly read by the GTN.
failed.
DEMO MODE -
The GTN is in Demo mode
Demo mode is
and must not be used for
active. Do not use
actual navigation.
for navigation.
GTN - GTN needs The GTN has detected an
service. internal failure.
INTERNAL SD
The GTN's internal data
CARD ERROR -
storage has become corrupt
GTN needs
or nonfunctional.
service.
INTERNAL SD The GTN's internal data
CARD REMOVED storage has been removed
- GTN needs or has become
service. nonfunctional.
KEY STUCK - The bezel's Home key is
HOME key is stuck in the enabled or
stuck. pressed state.
KEY STUCK - The bezel's Direct-To key is
Direct-to key is stuck in the enabled or
stuck. pressed state.
KNOB STUCK - The inner large knob push-
Dual concentric key is stuck in the enabled or
inner knob is stuck pressed state. Knob is
in the pressed located on the right side of
position. the unit.
The small knob push-key is
KNOB STUCK -
stuck in the enabled or
Volume knob is
pressed state. Knob is
stuck in the
located on the left side of the
pressed position.
unit.
REMOTE KEY The remote OBS switch is
STUCK - Remote stuck in the enabled or
OBS key is stuck. pressed state.
190-01007-B1
Rev. 4
Possible Cause
GTN 6XX/7XX Part 27 AML STC Maintenance Manual
Corrective Action
Load the Terrain database and any chart
databases to a new data card. Replace the failed
data card.
Check that the DEMO MODE SELECT* input
(P1002-1) is not tied to ground. Also ensure that
the Direct-To key is not stuck.
Contact Garmin Product Support.
Contact Garmin Product Support.
Contact Garmin Product Support.
Press the Home key again to cycle its operation. If
the message persists, contact Garmin Product
Support.
Touch the Direct-To key again to cycle its
operation. If the message persists, contact Garmin
Product Support.
Press the knob to cycle its operation. If the
message persists, contact Garmin Product
Support.
Press the knob to cycle its operation. If the
message persists, contact Garmin Product
Support.
1. Press the switch again to cycle its operation.
2. Go to the GTN Diagnostics - Discrete Inputs
page in Configuration mode and check that the
state of the input changes when the OBS
switch is pressed and released.
3. Verify the remote OBS switch wiring is correct.
Contact Garmin Product Support.
Page 4-7