Unplug the connectors and take out the
laser unit
Gently remove the connectors on top of
system. There are four of them and each
require a little tug.
To
remove the copper colored ribbon you pull
firmly while holding the white papered
area.

After
all the connectors have been removed.
Just lift out the laser housing unit.

Remove the metal bracket
Remove the screws holding the metal bracket
in place and lift it off.
Remove the circuit board (only for
models 100x & 550x/555x)
Remove the screws along the top edge of
the system. The circuit board can
now be lifted up and turned over.

Only
for Model 750x
On Model 750x, You must remove this metal
plate from the motherboard by desoldering
it or bending it up to expose the solder
points. The easiest way is to bend the
plate up. Then just bend it back when
you are done. The choice is yours.
You
are now ready to install the chip
Click
here to continue >>>>>