DAC Technologies GEN-X electronic flight bag P/N 1069-48XX-XX User Manual

Equipment Installation Manual, 
GEN-X Electronic Flight Bag 

 

 
1069-2510-01 D.doc

 

 

1069-2510-01 

Rev D 

Page 13 of 27

 

REMOVAL AND REPLACEMENT: 

RPU Removal 

1.  Power down the GEN-X by opening its two RPU circuit breakers and wait approximately one 

minute for the system to power down. 

2.  Verify that the three RPU annunciators located on the connector side of the RPU are extinguished. 

3.  Remove the two connectors by twisting counterclockwise one quarter turn, then pulling the 

connector free. 

4.  Remove safety pin clip from front of mount by pulling sharply. 

5.  Twist the thumb screws on the RPU counterclockwise one quarter turn and pull up, then forward 

to remove rear guide pins from mount bracket. 

RPU Installment 

1.  Open the two circuit breakers powering GEN-X. 

2.  Insert the RPU guide pins into the holes in the rear of the mount bracket 

3.  Seat RPU mounting hole (located on flange near handle) over mount guide pin.  Once units have 

been fully mated twist thumbscrews (2) clockwise until positive lock is achieved. Insert safety pin 
clip through mount guide pin to secure. 

4.  Close the two circuit breakers. 

5.  Perform operational test of the GEN-X as prescribed in the aircraft maintenance manual. 

 DU Removal 

1.  Power down the GEN-X by opening its two RPU circuit breakers and wait approximately one 

minute for the system to power down. 

2.  Verify that the three RPU annunciators located on the connector side of the RPU are extinguished. 

 

3.  Remove the safety pin on rear of mount. 

 

4.  Twist off retaining nut being careful to capture the washer and spring on rear of mount. 

 

5.  Pull DU straight off mount and disconnect the connector by pulling the locking ring away from 

the connector body.  

 

6.  Remove and retain four screws and mount stud assembly from DU body.