____________________________________________________________________
Page 5-22
Cirrus Perspective™ Line Maintenance Manual
Rev. E
190-00920-00
IN
2
GDC
74A
#2
(if
equipped)
MFD/GDC
74A
#2
data
path
is
functioning
correctly
MFD/GDC
74A
#2
data
path
is
not
functioning
correctly.
•
Check
PFD
Alert
Window
for
PFD
or
GDC74
configuration
or
software
error
messages.
Correct
any
errors
before
proceeding.
•
Make
sure
the
GDC
74
#2
status
is
OK
using
the
System
Status
Page
on
the
MFD.
If
there
is
a
red
‐
x,
troubleshoot
why
the
GDC
is
offline
before
proceeding.
•
Swap
PFD
and
MFD
to
see
if
the
problem
is
in
the
original
MFD.
−
Replace
original
MFD
if
box
turns
green
after
swapping
displays.
•
Check
the
MFD/GDC
74
#2
interconnect
wiring
and
unit
connector
pins
for
faults.
•
Replace
GDC
74
#2
if
problem
remains.
MFD/GDC
74A
#2
data
path
functionality
is
unknown.
Reload
MFD
configuration
file.
Summary of Contents for Cirrus Perspective SR20
Page 2: ......
