Brother ADS-3000N Service Manual page 66

(5) Remove the two screw cup M3x6 screws.
(6) Slide the main PCB upper shield in the direction of the arrow. Release the two ribs of the
main PCB upper shield from the main PCB lower shield to open the main PCB upper
shield.
Ribs
Main PCB upper shield
Assembling Note:
• When assembling the main PCB upper shield, insert the two ribs of the main PCB
upper shield below the main PCB lower shield.
• When opening the main PCB upper shield, take care not to break the copper seal. If the
copper seal is broken, replace it with a new one.
3.5±1.5
Main PCB
lower shield
Main PCB lower shield
Fig. 3-15
Copper seal
16.5±1.5
Attach it within this space.
Fig. 3-16
3-22
Ribs
Copper seal
Screw cup M3x6
Confidential