.  
HOLD.-.Freezes counter.time.

.  
RESET.-Resets.counter.to.zero.

UTC.Selector
Sets the.time.
.  
RUN.-Clock.will.begin.normal
operation.

.  
HLDY.-Hold

.  
MSM.-Minutes

.  
HSD.-Hours

12.11.06  -.57-
12.11.0
ACCU.PRESS.Indication BRAKES.Pressure.Indication
Displays.the.brake.accumulator.pressure. Displays.the.yellow hydraulic system pressure
that.is supplied.to.the.left.and.right.brakes .
-.58-
Indicate
SPD.Sel.Flag
Indicates.failure of selected speed.data.
V1.INOP.Flag
Indicates V1 signal.is not.valid.
SI.Flag
Indicates loss of side.slip data.
Check.ATT.Flag
Indicates at.least a.5.discrepancy in.attitude data.between.PFDs..Appears on.both.PFDs.in amber.
ALT.SEL
Indicates selected.altitude.data.failure.
Check.ALT.Flag
Appears in.amber when.the.difference between.both.PFD's.altitude.indications is greater.than.250.feet.(QNH),.or 500.feet (STD)..Inhibited.when.CAPT and.F/O.ADR barometric references disagree.
SPD.Flag
Indicates speed.data.failure.
FD.Flag
Indicates both.FMGCs.have.failed.or.both FDs have.disengaged.with.FD.switches.on.
ATT.Flag
Indicates attitude.data.failure.
FPV.Flag

Indicates drift.angle.or.flight path.angle.are.not valid when.in.TRK-FPA.mode.
G/S.Flag
Indicates Glide.Slope.receiver.failure.
ALT.Flag
Indicates altitude.data.failure.
V/S.Flag
Indicates Vertical Speed.data.failure.
V/DEV.Flag
Indicates Vertical Deviation.data.failure.and ILS.switch.not pushed.
DH.Flag
Indicates in amber.that decision.height has been.reached.
RA.Flag
Indicates.failure of both radio.altimeters.
LOC.Flag
Indicates.failure of Localizer receiver.
SPD.LIM.Flag

Appears when.both.FACs.are.inoperative. Indicates the.following.speed.data.is lost: VLS,

-.59-
S,.F,.green.dot,.VTREND,.VMAXOP,.VMAX, VFE.NEXT,.VSW.
MACH.Flag
Indicates Mach.data.failure.
ILS.Flag
Indicates ILS.frequency.is not available.or.that both.localizer and.glide.slope.signals have failed.
.
DME.Flag
Indicates DME.distance.is not available.
HDG.Flag
Indicates Heading.data.failure.
Check.HDG.Flag

Indicates at.least a.5.discrepancy in.Heading data.between.PFDs..Appears on.both.PFDs.in amber
-.60-
4.15..F/O's.Navigation.Display.Flags.(ND)(A320)

VOR.Course.Flag
Indicates VOR course.data.failure in red.
Check.HDG.Flag
Appears inamber.when.a.discrepancy of at least 5°.between.both.NDs.is detected.by.the flight warning.computer (FWC).
HDG.Flag
Indicates heading.data.failure.in.red..Flashes for the.first nine.seconds.
　
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本文鏈接地址：Flight Deck Documentation AIRBUS A320 空客A320駕駛艙文件(29)