North Star DIMENSION Service Manual page 188

SUBASSEMBLY REMOVAL
Installing a New Bus Board (cont.)
Procedure: Installing a New Bus Board
4. Slide the ground spring
together with the plastic
spacer through the rear
panel and under the rear
edge of the bus board so
that the holes are aligned
with the holes in the bus
board and the rear panel
form as shown in the end
view illustration at right.
BUS board
plastic spacer
5. Insert and tighten the four Phillips screws along the rear edge of the
bus board.
6. Connect the two red +5VDC leads and the three black ground lead
with the five Phillips screws on the front edge of the bus board.
7. Plug the yellow +12VDC lead onto pin E3 on the disk drive side of the
bus board.
This concludes the procedure for installing a new bus board.
4-22 DIMENSION Service Manual