__________________________________________________________________
Page 10-20
Cirrus Perspective™ Line Maintenance Manual
Rev. E
190-00920-00
V.
Terrain
‐
Synthetic
Vision
(SVS)
Unlock
Option
Once
an
unlock
SD
card
is
utilized
for
a
particular
installation
that
card
becomes
locked
with
the
system
ID
for
that
aircraft.
The
unlock
cards
must
be
retained
for
that
aircraft
should
there
be
a
need
to
unlock
the
feature
again
in
the
field.
Perform
this
procedure
only
if
the
aircraft
is
to
be
equipped
with
the
Garmin
Terrain
‐
SVS
option.
1.
Remove
power
from
the
PFD
and
MFD
by
opening
the
PFD
and
MFD
circuit
breakers.
2.
A
special
Synthetic
Vision
unlock
card
is
required
to
enable
SVS.
Refer
to
the
appropriate
Cirrus
drawing
for
the
correct
part
number.
Insert
this
card
in
the
top
slot
of
the
PFD.
3.
While
holding
the
ENT
key
on
the
PFD
and
MFD,
restore
power
to
the
displays.
4.
When
the
words
‘INITIALIZING
SYSTEM’
appear
in
the
upper
left
corner
of
both
displays,
release
the
ENT
keys.
5.
On
the
PFD,
go
to
the
System
Upload
page
using
the
FMS
knob.
6.
Activate
the
cursor.
Use
the
small
FMS
knob
to
select
CONFIGURATION
FILES
in
the
AIRFRAME
field
and
press
the
ENT
key.
7.
Highlight
the
FILE
field.
Use
the
small
FMS
knob
to
select
the
‘Enable
Synthetic
Vision’
option
and
press
the
ENT
key.
Once
the
option
is
selected,
the
configuration
files
in
the
PRODUCT
field
will
be
displayed.
All
files
should
be
checked.
If
not,
press
the
CHK
ALL
softkey.
8.
Press
the
LOAD
softkey.
9.
Monitor
the
status
of
the
upload.
When
the
upload
is
finished,
press
the
ENT
key
to
acknowledge
the
upload
complete
confirmation.
10.
View
the
SUMMARY
field
and
ensure
that
the
item
is
‘COMPLETE’.
11.
De
‐
activate
the
cursor.
12.
Power
down
the
system
and
remove
the
Synthetic
Vision
Enable
card
from
the
PFD.
Summary of Contents for Cirrus Perspective SR20
Page 2: ......
