Thales FMGS, Pilot'S Manual

Page: 621 / 703

FMS DEGRADED OPERATION
OTHER DEGRADED OPERATIONS 7
IR ALIGNMENT IN ATT MODE
If IR alignment is lost, the navigation
mode is inoperative (red ATT flag on
PFD and red HDG flag on ND).
The A/C heading may be entered
through the MCDU (if option is
activated in OPC) or the ISDU on
overhead panel.
DATA INDEX 1/2{}
POSITION
<MONITOR
IRS
<MONITOR
GPS
<MONITOR
<A/C STATUS
PRINT
FUNCTION>
IRS MONITOR
<IRS1
NAV
<IRS2 ENTER HEADING
ATT
<IRS3
NAV
SET HDG
___._
230
IRS MONITOR
<IRS1
NAV
<IRS2 ENTER HEADING
ATT
<IRS3
NAV
SET HDG
230.0
IRS 2
POSITION
--°--.--/---°--.--
TTRK GS
---.- ---
THDG HDG
---.- 230.0
WIND GPIRS ACCUR
---°/--- -----
GPIRS POSITION
--°--.--/---°--.--
{FREEZE NEXT IRS>
Caution
Refer to Airbus FCOM or
Operator's Manual for the
detailed procedure.
DATA key....................... Press
The DATA INDEX page is displayed.
IRS MONITOR key [2L] . Press
The IRS MONITOR page is displayed.
A/C Heading [5R]...........Enter
Use HDG value as displayed on ND.
Relevant IRS page shows entered
heading, other data are dashed.
AIRBUS A318/319/320/321
© THALES AVIONICS S.A.
J43126AA 00