2. Installation
You need the optional paper tray unit or the LCT if you want to install the finisher D588, D636 or D637)
or 1200-sheet LCT (D631).
The punch unit is for 2000-sheet booklet finisher (D637) and 3000-sheet finisher (D636).
Installation Procedure
• Remove the tape from the development units before you turn the main switch on. The development
units can be severely damaged if you do not remove the tape.
Put the machine on the paper tray unit or the LCT first if you install an optional paper tray unit or the
optional LCT at the same time. Then install the machine and other options.
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