Gdus; Gma 347; Gia 63W - Garmin CIRRUS PERSPECTIVE SR20 Line Maintenance Manual

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6.2 GDUs
To remove:
1. Use a 3/32" hex drive tool and turn each of the four locking sockets ¼ turn
counterclockwise until they reach their stops.
2. Disconnect Backshell assembly from unit.
3. Remove and save the terrain SD Card. Remove the Cirrus data card located in the top
slot of the MFD.
To install:
1. Inspect connector(s) for damaged pins.
2. Connect Backshell assembly to unit.
3. Hold unit flush with the instrument panel, making sure the locking stud alignment marks
are in the vertical position.
4. Use a 3/32" hex drive tool to turn each of the four locking sockets ¼ turn clockwise (this
may require applying a small amount of forward pressure to engage the ¼ turn sockets).
6.3 GMA 347
To remove:
Insert a 3/32" hex drive tool into the access hole on the unit face and rotate
counterclockwise until the unit can be freely pulled from the rack.
To install:
1. Inspect connector(s) for damaged pins.
2. Insert a 3/32" hex drive tool into the access hole and rotate the mechanism 90°
counterclockwise to insure correct position prior to placing the unit in the rack.
3. Gently push unit into the rack to engage the connectors.
4. Insert a 3/32" hex drive tool into the access hole and rotate the mechanism clockwise
until the unit is firmly seated in the rack, avoiding excessive tightening.
6.4 GIA 63W
To remove:
1. Loosen the Phillips screw to unlock unit handle.
2. Pull the GIA lever up towards the top of the unit. This disengages the locking stud with
the dogleg slot.
To install:
1. Inspect connector(s) for damaged pins.
2. Gently push unit into the rack to engage the connectors.
3. Push the GIA lever down towards the bottom of the unit, avoiding the use of excessive
force.
4. Lock the handle into the GIA body and tighten the Phillips screw.
P
age 6-2
Rev. E
Garmin Perspective™ Line Maintenance Manual
190-00920-00