Garmin AT
Rev --
© 2004 Garmin AT
GX Service Manual
8-23
18. Turn the large knob clockwise to
CH RX TX
screen. This is where serial port settings are
entered. The screen should display
NONE
for
RX
and
NONE
for
TX
. If it shows
GPS
and
GPS
, go
back to step 6 of this procedure and continue from there. If that doesn’t solve the problem,
perform steps 6, 7,8 and 9 above and press
ENTER
at
the RESET ALL
screen. If that doesn’t
resolve the problem, replace the NAV board (see NAV Board Replacement procedure) and
perform the Complete Initialization procedure. Return the unit to the factory if that fails to correct
the problem.
19. Cycle power and let the unit go through its self-test and startup procedure.
20. Using the Service Data Sheet, reenter the customer configuration.
Summary of Contents for APOLLO GX SERIES
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