Figure 1-3 G5 Electronic Flight Instrument (Dg/Hsi) - Garmin G5 Installation Manual

1.6.1.11 G5 Attitude RS-232 Interface Summary
The G5 Attitude indicator can utilize RS-232 connections when available to receive GPS data.
When a G5 HSI is installed, the G5 Attitude indicator can utilize the RS-232 connection for GPS and
VHF navigation information.
If an existing connection is made to the RS-232 port, the G5 connection can be spliced into the existing
wiring at the connector. For specific wiring information, refer to Section 5.
For specific configuration settings for RS-232 refer to Section 5.
1.6.1.12 G5 Attitude CAN Bus Interface Summary
The G5 Attitude indicator can utilize CAN bus connections when specified by a specific equipment
configuration to allow heading information from the GMU 11, communication of navigation data from
the GAD 29/29B, communication between the G5 Attitude indicator and the G5 HSI, and
communication of Outside Air Temperature (OAT) information from the GAD 13.
For specific wiring information, refer to Section 5.
G5 DG/HSI Indicator
1.6.2
The G5 Electronic Flight Instrument configured as an HSI, is shown in Figure 1-3. The G5 is an
electronic instrument display operating as a standalone flight display. It features a bright, sunlight
readable, 3.5-inch color display which is sized to fit in a standard 3-1/8-inch instrument cutout. The G5
contains integrated attitude/air data sensors that provide a backup display of attitude and air data
information. The G5 has battery backup and in the case of aircraft power loss will sustain G5 operation
with up to 4 hours of emergency power. When the G5 is installed as a DG/HSI the battery backup is
optional.
Garmin G5 Electronic Flight Instrument Part 23 AML STC Installation Manual

Figure 1-3 G5 Electronic Flight Instrument (DG/HSI)

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