12.3G1000 SYSTEM ANNUNCIATIONS

System Annunciation

Comment

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Garmin G1000 Cockpit Reference Guide for the Cessna Nav III

System Annunciation

Comment

Display is not receiving valid heading input fromAHRS.

GPS information is either not present or is invalid for navigation use.

Note thatAHRS utilizes GPS inputs during normal operation. AHRS opera-

tion may be degraded if GPS signals are not present (seeAFMS).

Display is not receiving valid transponder information.

OtherVarious Red X Indications

A red ‘X’ through any other display field, such as engine instrumentation

fields, indicates that the field is not receiving valid data.

Garmin G1000 Cockpit Reference Guide for the Cessna Nav III

12-5

A red ‘X’ may be the result of an LRU or an LRU func-

tion failure. The Figure 12-5 illustrates all possible flags

NOTE: This Section provides information regard-

and the responsible LRUs.

ing G1000 message advisories that may be dis-

12.4 G1000 SYSTEM MESSAGE

played by the system. Knowledge of the aircraft,

systems, flight conditions, and other existing

ADVISORIES

operational priorities must be considered when

responding to a message. Always use sound pilot

This section describes various G1000 system message

judgment. The Cessna aircraft Pilot’s Operating

advisories. CertainmessagesareissuedduetoanLRUoran

Handbook (POH) takes precedence over any

conflicting guidance found in this section.

LRU function failure. Such messages are normally accom-

panied by a corresponding red ‘X’ annunciation as shown

previously in the G1000 System Annunciation section.

GIA 63 Integrated

GIA 63 Integrated

Avionics Units

Avionics Units

GDC 74A Air Data

Computer

GRS 77 AHRS

GEA 71 Engine

OR

Airframe Unit

GMU 44

OR

Magnetometer

GIA 63 Integrated

Avionics Unit

GIA 63 Integrated

Avionics Units

GTX 33 Transponder

GDC 74A Air Data

OR

Computer

GIA 63 Integrated

Figure 12-5 G1000 System Failure Annunciations

Avionics Units

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Garmin G1000 Cockpit Reference Guide for the Cessna Nav III

SECTION 12 – ANNUNCIATIONS

& ALERTS

MFD & PFD Message Advisories

Message

Comments

DATA LOST – Pilot stored data was

The pilot profile data was lost. System reverts to default pilot profile and settings.

lost. Recheck settings.

The pilot may reconfigure the MFD & PFD with preferred settings, if desired.

XTALK ERROR –A flight display

The MFD and PFD are not communicating with each other. The G1000 system should

crosstalk error has occurred.

be serviced.

PFD1 SERVICE – PFD1 needs service.

Return unit for repair.

The PFD and/or MFD self-test has detected a problem. The G1000 system should be

MFD1 SERVICE – MFD1 needs

serviced.

service. Return unit for repair.

PFD1 CONFIG – PFD1 configuration

error. Config service required.

The PFD and/or MFD configuration settings do not match backup configuration

MFD1 CONFIG – MFD1 configuration

memory. The G1000 system should be serviced.

error. Config service required.

SW MISMATCH – GDU software

The MFD and PFD have different software versions installed. The G1000 system

mismatch. Xtalk is off.

should be serviced.

MANIFEST – PFD1 software mismatch.

Communication halted.

The PFD and/or MFD has incorrect software installed. The G1000 system should be

MANIFEST – MFD1 software

serviced.

mismatch. Communication halted.

PFD1 COOLING – PFD1 has poor

cooling. Reducing power usage.

The PFD and/or MFD is overheating and is reducing power consumption by dimming

MFD1 COOLING – MFD1 has poor

the display. If problem persists, the G1000 system should be serviced.

cooling. Reducing power usage.

PFD1 “KEY” KEYSTK – Key is stuck.

A key is stuck on the PFD and/or MFD bezel. Attempt to free the stuck key by press-

MFD1 “KEY” KEYSTK – Key is stuck.

ing it several times. The G1000 system should be serviced if the problem persists.

CNFG MODULE – PFD1 configuration

The PFD configuration module backup memory has failed. The G1000 system should

module is inoperative.

be serviced.

Garmin G1000 Cockpit Reference Guide for the Cessna Nav III

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