User Guide Part 2

4-2 Pilot’s Guide
Display Interpretation SKY497
AB
V
6
nm
BRT
OFF
STB
TEST
Failed
SKY497
Error
Barometric Altitude Input
20
BRT
OFF
OPRTEST
Standby
SKY497
BRT
OFF
Figure 4-3. Non-Altitude-Reporting Traffic
Figure 4-4. SKY497 Standby Screen
Figure 4-5. SKY497 Failed Screen
Other Traffic:
Non-altitude-
reporting
intruder aircraft
at 7 o’clock,
5 nmi away.
No immediate
threat.
When in standby,
the SKY497 does
not transmit
interrogations or
track intruder
aircraft. Press
the button labeled
>
OPR
to begin
tracking intruder
aircraft.
Error 20 indicates
that the baro-
metric input is
missing or invalid.
Once valid baro-
metric input
returns, this
screen goes away
and normal oper-
ation resumes. All
other errors are
unrecoverable, in
which case you
can switch into
optional
STORMSCOPE
mode, or turn off
the SKY497.
This message
occurs any time
the SKY497
detects an error
that prohibits
further operation
of the SKY497 in
SKYWATCH mode
as long as the
message remains
on the screen.
The TEST label
only appears if the
failure occurred
during standby.