Oki B4400 Series - Manual (Page 96)

B4400/B4600 User’s Guide – Installing options > 96
with the PS option and install only the PS DIMM. The
result will be that the amount of overall memory
available to the printer will decrease by 16MB as the
PS code expands into 16MB of RAM currently
installed. For example, a user who already has
128MB installed (total memory is therefore
128+16=144MB) will fit only the PS DIMM and will
then have 128MB of RAM left for printing.
I
NSTALLATION PROCEDURE
To install any of the above options, follow the detailed installation
sheet that accompanies the option.