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Aviation Alerts and Advisories

Service Bulletin 21107: G5 Software Version 7.70

PRODUCTS AFFECTED:

All Experimental and Light-Sport Aircraft Garmin G5 Electronic Flight Instruments with software version 7.10 (and earlier) installed with a backup battery with the ‘Show Battery Status’ configuration set to ‘When Using Battery’ are affected.

NOTE
This Service Bulletin does not apply to certified G5 installations.

DESCRIPTION:

This service bulletin contains instructions to update G5 software and confirm the backup battery status.

COMPLIANCE:

Mandatory: This service bulletin must be incorporated as soon as possible for affected installations.

PURPOSE:

G5 Software Version 7.70 fixes a problem with the backup battery indication as described in Garmin Service Alert 21113. Please see attachment linked below for further details.

Service Bulletin 21107 Rev A