User's Manual

The figures below show the locations of the jumpers and connectors on daughter board used in TREK-550.
Figure 4.4 Locations of jumpers and connectors on bottom side of the daughter board.
4.1.2  Jumpers
Table 4.1: Jumpers on motherboard
Location Function
JP1 input voltage selection
JP2 CMOS clear for external RTC
JP3 Pin9 of COM3 function selection
Table 4.2: Jumpers on daughter board
Location Function
J2 CAN bus termination selection
J3 Pin9 of COM8 function selection
SW2 DI/GPS Function selection
TREK-550 User Manual  22
J2
SW1
J3
CN13
CN11
CN15
CN14
CN12