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2
6. Slide the board into the
slot along the upper and
lower guide rails.
The sliding position is la-
belled with the corre-
sponding board model
name.
3. Loosen two screws on the
protect bar.
4. Lift up the protect bar and
remove it.
5. If you are replacing the
PDB1D board and the
GDB1D board, remove
two connecting ribbon
cables.
7. Press both edges of the
board firmly and slide the
board all the way into the
slot.
Reverse these steps to re-
install the protect bar and
the front cover.