B1 Board Removal; Side Control Removal; F4 Bracket Removal; F4 And H8 Board Removal - Sony FD Trinitron KV-28FX65B Service Manual

2-7. B1 Board Removal

Follow the steps indicated in removal of the J board. With the
assembly removed access to the B1 board shield is possible.
To remove the shield locate and remove the two screws
positioned on either side and at opposite ends of the shield.
Release the B1 board clip and remove in a vertical direction.
Please ensure that the screws are refitted after service.
Screw
Note :
Removal of the B1, E, and M1 printed circuit boards follows the
same procedure of releasing the securing clips as indicated
in the fig for D1 board removal.
Take care not to apply to great a pressure to the clips as this may
cause damage.

2-9. F4 Bracket Removal

Release the clip circled and pull the bracket towards the rear of
the set. The bracket can then be removed to allow access to the
boards.
Clip
2-8. Side Control Module Removal
Remove the two screws fixing the user control module to the
side of the set. The control module can then be removed by
sliding it towards the rear of the set allowing access to the H7
Board.
Screws

2-10. F4 and H8 Board Removal

To remove the F4 and H8 Boards release the clips circled and
ease the boards gently away from the support bracket.
Clips
18
Clips