User Manual - Page 172

For MFC-9420CN.

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Optional accessories
D - 4
D
Installing additional memory
1 Turn off the machine's power switch.
2
Unplug first the telephone line cord from
the telephone wall jack, and then unplug
the power cord from the AC power
outlet.
3
Unscrew the screw holding the side
cover, and then slide the side cover to
remove it.
4
Unscrew the screw holding the metal
shield plate, and then remove the metal
shield plate.
5
Unpack the SO-DIMM and hold it by the
edges.
WARNING
Make sure you turn the machine OFF
and unplug the machine before you
install or remove the SO-DIMM.
Installing optional accessories
without unplugging the machine
could result in electric shock hazard.
CAUTION
SO-DIMM boards can be damaged by
even a small amount of static electricity.
Do not touch the memory chips or the
board surface. Wear an antistatic wrist
strap when you install or remove the
board. If you do not have an antistatic wrist
strap, keep touching the bare metal on the
machine.
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