User manual

Table Of Contents
9 ARK-3399 User Manual
Chapter 2 H/W installation
2.2.2 Jumper and Connector Location
Figure 2.1 ARK-3399 jumper location
2.2.3 Jumper List
1. Clear CMOS Jumper ( J1 )
Close Function
1-2 Normal*
2-3 Clear
(*): means default setting of the jumper/function.
2. LVDS Voltage Selector Jumper ( J2 )
Close pins Function
1-2 5 V
2-3 3.3 V*
(*): means default setting of the jumper/function.
3. COM2 Jumper ( J3 )
Close pins Function
1-2 RS-232*
3-4 RS-485
5-6 RS-422
(*): means default setting of the jumper/function.
J1 J2J3