DFI EC500-SD Installation Manual - Page 10
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Board Layout and Jumper Settings
Buzzer
LAN 2
LAN 1
USB 1-2
USB 3.0
USB 3-4
USB 3.0
HDMI (default)/DP
DVI
DC-in
Clear CMOS Data
Normal (default)
Clear CMOS Data
RS232/Power Select: COM 1 (JP3), COM 2 (JP2)
RS232 (default)
RS232 with power
RS232/422/485 Select: COM 1 (JP6), COM 2 (JP13)
RS232 (default)
RS422 Full Duplex
RS485
RS232/422/485 Select: COM 1 (JP5/JP12)
RS232 (default)
RS422 Full Duplex/RS485
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Parallel
2
2
10
Front Audio
1
9
1
S/PDIF
1
5
2
12
DIO
10
2
USB 2.0
9
1
5
9
1
USB 2.0
13-14
ECX
LPC
14
1
2
SATA 3.0
SATA 1
SATA 0
1
1
1
1
4
4
System
Fan 2
4-pin power
JP1
1-2 On
2-3 On
1-3 (RI), 2-4 (DCD) On
3-5 (+5V), 4-6 (+12V) On
1-2 On
3-4 On
5-6 On
COM 2 (JP7/JP14)
1-3, 2-4 On
3-5, 4-6 On
26
25
Front
DIO Power
Panel
DDR4_1 SODIMM
DDR4_2 SODIMM
1
System
Fan 1
Clear CMOS
Data (JP1)
1
1
SPI Flash
BIOS
1
6
6
JP2
JP3
1
2
1
2
6
J21
PCIe x16 (PCIE1)
2
1
Auto Power-on Select
Power-on via Power Button (default)
Power-on via AC Power
RS232/422/485 Select: COM 3 (JP9), COM 4 (JP4)
RS232 (default)
RS422 Full Duplex
RS485
RS232/422/485 Select: COM 3 (JP8/JP15)
RS232 (default)
RS422 Full Duplex/RS485
Note:
1. When COM1 RS232/422/485 is selected, JP5 and JP12 must be set in
accordance to JP6.
2. When COM2 RS232/422/485 is selected, JP7 and JP14 must be set in
accordance to JP13.
3. When COM3 RS232/422/485 is selected, JP8 and JP15 must be set in
accordance to JP9.
4. When COM4 RS232/422/485 is selected, JP10 and JP16 must be set in
accordance to JP4.
10
Auto Power-on
Select (JP11)
1
Power Button
Power LED
HDD LED
6
6
1
1
Reset
(JP4)
(JP10)
USB 11-12
USB 2.0
2
COM 4
1
(JP9) (JP16)
6
6
1
1
(JP8) (JP15)
6
6
1
2
COM 3
1
2
COM 2
1
(JP7) (JP14)
6
6
2
2
1
1
(JP13)
(JP6)
6
6
1
(JP12)
(JP5)
6
6
1
2
10
COM 1
1
16
VGA
1
J22
1
2
PCIe x4 (PCIE2)
1-2 On
2-3 On
1-2 On
3-4 On
5-6 On
COM 4 (JP10/JP16)
1-3, 2-4 On
3-5, 4-6 On
A45112945
10
9
1
10
9
10
9
COM 2
1
1
COM 1
9
JP11