RX300 S3 Service Supplement 49
Replacement routines Replacing the system board
Figure 42: Springs for the heat sink
V CAUTION!
Springs under the system board must be aligned properly under the
screw holes.
Ê Press the board down at both the fixing points (the two back marked holes
on the layout drawing “System Board” on page 56).
Ê Fix the board with all screws.
I Use the 6 longer screws (M3 x 8) to fix the system board area that will
later be coverd by the fan box (see section “Fan box” on page 38). The
black plastic holders for the fan box are as well fixed with these screws.
The further installation takes place in reverse order.
Information about the cabling you will find in the „appendix“ of the Options Guide
PRIMERGY RX300 S3.