Proface APL3000B - Node Box PC - Manual (Page 142)

Chapter 7 Built-in Options
7-3
„ System Set Switch
PL which has a built-in DVD drive unit has the System Set Switch (SW1) No.8 already correctly set before
shipment as follows. PL can be caused to malfunction if you change it.
• Do not change the default settings on the PL's System Set Switch (SW1) No.8.
No. 8 System Set Switch (SW1)
DVD-ROM drive type ON
DVD-ROM multi drive type
No Revision: OFF
Rev. A, B: ON
SEE 3.4.1. Internal switches of the control box (page 3-16)