DFI | KU551 | Quick Reference | Dfi KU551 Quick Reference

Dfi KU551 Quick Reference
KU551 Quick Reference
Board Layout
Top View
4-pin Right Angle DC
2
4-pin Vertical DC
(optional)
EIO (optional)
1
1
9
Front
Audio
79
SPI
Flash
BIOS
10
Bottom View
ALC888S
83
LAN 1
2
80
2
Intel
WGI219LM
1
NXP
PTN3460BS
LCD/Inverter Power
Intel
WGI210AT
LVDS
LCD
Panel
1
39
40
LAN 2
Intel
BGA 1356
6
5
2
1
JP13
JP12
1
Nuvoton
NCT6106D
USB 3.0
USB (1/2)
10
USB 3.0
USB (3/4)
USB 2.0 USB(6/7)
DDR4 SODIMM
2
5
6
2
2
1
VGA
1
DIO
Chrontel
CH7517A
2
9
10
1
JP7
JP16
SATA Power
Standby Power LED
19
COM1/2
DP++
1
1
Front Panel
1
20
1
4
SMBus
5
1
SATA 3.0 (SATA 0)
2
Buzzer
Battery
1
1
CPU Fan
Mini PCIe
1
Chassis Intrusion
1
M.2
JP1
Jumper Settings
Power-on Select
JP16
Power On via Power Button
1-2 On
Power On via AC Power
2-3 On
Clear CMOS Data
JP1
Normal (default)
1-2 On
Clear CMOS Data
2-3 On
M.2 Signal Select
JP7
SATA (default)
1-2 On
PCIe
2-3 On
1
LVDS Panel Backlight
Brightness Select
JP12
+3.3V (default)
1-2 On
+5V
2-3 On
LVDS Panel Power Select
JP13
+12V
1-2 On
+5V
3-4 On
+3.3V (default)
5-6 On
Pin Assignments for I/O Connectors
SMBus
Pin
Assignment
Pin
Assignment
1
3V3SB
2
GND
3
SMB_CLK
4
SMB_DATA
5
SMB_ALERT
6
---
Front Audio
1
2
9
10
Front Audio
Pin
Assignment
Pin
Assignment
1
Mic-L
2
GND
3
Mic-R
4
N.C.
5
Line-R
6
Mic-JD
7
GND
8
---
9
Line-L
10
Line-JD
SMBus
1
COM Ports (COM 1/2)
Pin
RS232
RS422
RS485
1
DCD_1
TX(B)_1
RX(B)/TX(B)_1
2
DSR_1
NC
NC
3
SIN_1
TX(A)_1
RX(A)/TX(A)_1
4
RTS_1
NC
NC
5
SO_1
RX(A)_1
NC
6
CTS_1
NC
NC
7
DTR_1
RX(B)_1
NC
8
RI_1
NC
NC
9
GND
GND
GND
10
GND
GND
GND
11
DCD_2
TX(B)_2
RX(B)/TX(B)_2
12
DSR_2
NC
NC
13
SIN_2
TX(A)_2
RX(A)/TX(A)_2
14
RTS_2
NC
NC
15
SO_2
RX(A)_2
NC
16
CTS_2
NC
NC
17
DTR_2
RX(B)_2
NC
18
RI_2
NC
NC
19
GND
GND
GND
20
GND
GND
GND
2
5
20
19
2
1
COM 1/2
2
USB 2.0 Headers (USB 6/7)
Pin
Assignment
Pin
Assignment
1
VCC
2
VCC
3
Data0-
4
Data1-
5
Data0+
6
Data1+
7
GND
8
GND
9
---
10
N.C.
Pin
Assignment
USB 6/7
10
9
2
1
Digital I/O
Pin
Assignment
1
DIO07
5
DIO03
2
DIO06
6
DIO02
3
DIO05
7
DIO01
4
DIO04
8
DIO00
1
2
9
10
Digital
I/O
Front Panel
Pin
Assignment
LED Signal
2
LED Power
3
Ground
5
Reset Signal
PWR-BTN PWR-LED
HDD-LED R E S E T
6
Pin
Assignment
1
Power Button
3
Ground
2
LED Power
4
LED Signal
Front Panel
6
5
2
1
Chassis Intrusion
Pin
Chassis
Intrusion
Assignment
1
Signal
2
GND
1
3
LVDS LCD Panel Connector
Pin
Assignment
Pin
Assignment
2
GND
1
GND
4
LVDS_Out7+
3
LVDS_Out3+
6
LVDS_Out7-
5
LVDS_Out3-
8
GND
7
GND
10
LVDS_Out6+
9
LVDS_Out2+
12
LVDS_Out6-
11
LVDS_Out2-
14
GND
13
GND
16
LVDS_Out5+
15
LVDS_Out1+
18
LVDS_Out5-
17
LVDS_Out1-
20
GND
19
GND
22
LVDS_Out4+
21
LVDS_Out0+
24
LVDS_Out4-
23
LVDS_Out0-
26
GND
25
GND
28
LVDS_CLK2+
27
LVDS_CLK1+
30
LVDS_CLK2-
29
LVDS_CLK1-
32
GND
31
GND
34
N.C.
33
DDC_CLK
36
+3.3V
35
DDC_DATA
38
Panel Power
37
Panel Power
40
Panel Power
39
Panel Power
2
1
40
39
LVDS
LCD Panel
5
Backlight
Connector
1
Backlight Connector
Pin
Assignment
Pin
Assignment
1
+12V
4
Dimming Control
2
GND
5
+5V
3
Backlight On/Off Control
DFI reserves the right to change the specifications at any time prior to the
product's release. For the latest information about the product, please visit the
document download page at go.dfi.com/KU551 or via the QR code to the right.
4
933-KU5511-000G
MVT
A45513931
Jul. 31, 2019
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