User's Manual

Chapter 3 – Operating Instructions
SKY899 Pilot’s Guide
3-9
Preliminary
If you have a WX-1000 Stormscope and you haven’t already
manually switched into
Stormscope mode, the display will
automatically switch into
Stormscope mode once you discon-
nect power from the
SKY899 regardless of the position of the
SKYWATCH/Stormscope mode switch.
13. Contact your authorized BFG oodrich A vionics S ystems
dealer for troubleshooting help. Be sure to give the
troubleshooting personnel the error numbers and descrip-
tions that you wrote down.
Respond to a Degraded System
In the case of a degraded system, the SKY899 displays
MSG
on
the traffic screen and on the
Standby screen (figure 2-1).
If you see
MSG
, respond as follows:
1. Press the button next to
MSG
to display the message
screen (figure
3-8 ).
The message screen lists the faults that are causing the
degraded operation. If there are more faults than can fit on
one screen, press the NEXT button to go to the next screen
of messages.
Figure 3-8. Message Screen With Two Messages
EXIT
InvalidHeading
BRT
OFF
Position InvalidGPS
Degraded Items
:
SKY899 MESSAGES
Respond to a Degraded System
2. Write down the faults then press the EXIT button to return to
the previous screen.
Once you’ve read the Degraded Operation screen, the
MSG
indicator on the traffic screen or standby screen changes to