IBASE IB815 - Manual (Page 12)

INSTALLATIONS
8 IB815 User’s Manual
JP1: Clear CMOS Setting
JP1 Setting
Normal
Clear CMOS
JP14, JP15, JP16, JP17, JP23: Jumper Select for RS-232,
RS-422, RS-485 and IrDA
CONN Setting
RS-232 RS-422 RS-485 IrDA
JP14 1-2 3-4 5-6 Open
JP15 3-5, 4-6 1-3, 2-4 1-3, 2-4 Don’t care
JP16 3-5, 4-6 1-3, 2-4 1-3, 2-4 Don’t care
JP17 3-4 3-4 3-4
Don’t care
JP23 Short Short Short Open
JP21: LVDS Power Setting
JP21 Setting
+3VS
+5VS