RX900 S1 Maintenance Manual 129
Expansion cards and BBU
Ê Insert the expansion card in the removal tool so that as recesses fit exactly
in the removal tool (see circle) and fix the card with the engaging hook (1).
Ê Insert the other two green engaging hooks (2).
Check the result of the installation for all expansion cards
Figure 68: Position of the expansion card
Ê Check whether the expansion card is placed in parallel to the removal tool:
I Make sure that the screw (see circle) does not interfere with the
engaging hook.