Configuration Mode; Gdu Software Loading Procedure - Garmin G3X Touch Installation Manual

33.2

Configuration Mode

Some of the software loading, and all of the configuration and calibration procedures in this section are
performed in the configuration mode. To enter configuration mode, hold down the left-hand softkey
(softkey #1) while powering on the GDU 37X. In a two-display or three-display system hold down the
left-hand softkey on PFD 1 while powering on the unit.
The Configuration pages (MAIN, LRU, AHRS, ACFT, AOA, AP, W/B, UNITS, DSPL, SOUND,
COMM, GPS, XPDR, LOG, ENG) are only available in Configuration mode.
33.3 Software Loading Procedure
GDU software loading can be performed in either normal or configuration mode. Section 33.3.1 describes
the GDU software load procedures.
NOTE
Perform software updates on the ground only, and remain on the ground while a software
update is in progress (included in LRU software updates - see
33.3.1

GDU Software Loading Procedure

See the Garmin (G3X SW
1. Power on the GDU in normal mode, then insert the properly formatted SD card into the SD card
slot.
NOTE
It is also acceptable to insert the SD card before powering on the unit.
2. A software update pop-up will appear on the screen, highlight YES and press the ENT key to
begin the update.
190-01115-01 G3X/G3X Touch Installation Manual - GDU 37X Config and Post Install Checkout
Rev. AC
Figure 33-1 GDU 37X Softkeys
Section 33.3.3
Page) website for instructions on downloading and installing current software.
describes the GDL 39/39R software load procedure.
Section 33.3.2).
Page 33-2