Garmin Diamond DA40, Maintenance Manual

Page: 88 / 156

Page 6-2 G1000/DA40 System Maintenance Manual
Revision 6 190-00303-03
6.1 GDU 1040 MFD & PFD
Removal:
1. Using a 3/32
nd
hex tool, rotate all four ¼-turn fasteners counter-clockwise until they reach their
stops.
2. Carefully remove the display from the panel.
3. While supporting the display, disconnect the connector.
Replacement:
1. Visually inspect the connector and pins for signs of damage. Repair any damage. While
supporting the display, connect the connector to the rear of the unit.
2. Carefully insert the display into the panel cutout, ensuring that all 4 ¼-turn fasteners align with
the corresponding holes.
3. Seat the display in the panel cutout. Do not use excessive force while inserting the display.
4. Once seated, rotate all four ¼-turn fasteners clockwise to lock the display to the panel.
5. Configure and test the MFD and/or PFD according to Section 7.1.
6.2 GMA 1347 Audio Panel
Removal:
1. Using a 3/32
nd
hex tool, turn the hex nut counter-clockwise until the GMA 1347 is unlocked
from its location.
2. Carefully remove the GMA 1347 from its rack.
Replacement:
1. Visually inspect the connectors using a flashlight to ensure there are no bent or damaged pins.
Repair any damage.
2. Gently insert the GMA 1347 into the rack until the locking tab engages the rack.
3. Begin to turn the hex nut clockwise. This draws the unit into the rack until seated. Do not
over-tighten the nut.
4. Configure and test the GMA 1347 according to Section 7.2.