Installing Upgrades - Oki C821 User Manual

I
NSTALLING UPGRADES
This section explains how to install optional equipment into your printer. This includes:
> duplex (two-sided printing) unit;
page 83:
> additional RAM memory
page 84
> hard disk drive.
page 87
> additional paper tray(s)
page 89
> cabinet
page 89
Installing upgrades > 82