* eDP by pass mode pin definition:
12 : SATA Power Output Connector
13 : CPU FAN Connector (+12V)
14 : M.2 Key-E Socket
8 : Backlight & Amp Volume Control
(BLT_VOL1)
9
: Backlight Power Select
(LCD_BLT_VCC) (BKT_PWR1)
1-2 : LCD_BLT_VCC: +5V
2-3 : LCD_BLT_VCC: +12V
4-5 : LCD_BLT_VCC: DC_IN
10 : Inverter Power Control Wafer
(BLT_PWR1)
11 : LVDS Panel Connector
1
: Front Panel Audio Header
2
: 3W Audio AMP Output Wafer
3 : SIO_AT_DACC1
1-2 Short : AT Mode
1-2 Open : ATX Mode
3-4 Short : ACC
3-4 Open : No ACC
* Auto clear CMOS when system boot improperly.
4 : Clear CMOS Header (CLRMOS1)
1-2 : Clear CMOS
2-3 : Auto Clear (PWR OFF)
5 : Chassis Intrusion Header (CI1)
1-2 Open : Normal
1-2 Short : Active Case Open
6 : 2-Pin Buzzer Header
7 : Panel Power Selection (LCD_VCC)
(PNL_PWR1)
1-2 : +3V
2-3 : +5V
3-4 : +5V
4-5 : +12V
Jumpers and Headers Setting Guide
SBC-250J
SBC-250D
SBC-250L
SBC-250N
The terms HDMI
®
and HDMI High-Definition
Multimedia Interface, and the HDMI logo are
trademarks or registered trademarks of HDMI
Licensing LLC in the United States and other
countries.
1
Revision History
Date
Description
April 22, 2022
First Release
J_SENS E
OUT2_L
1
MIC_RET
PRESENCE#
GND
OUT2_R
MIC2_R
MIC2_L
OUT_RET
1
PIN
Signal Name
1
SPK L-
2
SPK L+
3
SPK R+
4
SPK R-
1
+
5
V
S
P
K
R
PIN
Signal Name
1
GP_C22
2
GP_C23
3
PWRDN
4
GPIO_BLT_UP
5
GPIO_BLT_DW
6
GND
7
GND
1
1
PIN
Signal Name
1
GND
2
GND
3
BL CTL
4
BL EN
5
LCD_BLT_VCC
6
LCD_BLT_VCC
1
39
40
2
PIN
Signal Name
PIN
Signal Name
39
LCD_BLT_VCC
40
LCD_BLT_VCC
37
CON_LBKLT_CTL
38
LCD_BLT_VCC
35
GND
36
CON_LBKLT_EN
33
LVDS_B_CLK#
34
LVDS_B_CLK
31
LVDS_B_DATA3
32
GND
29
DPLVDD_EN
30
LVDS_B_DATA3#
27
LVDS_B_DATA2#
28
LVDS_B_DATA2
25
LVDS_B_DATA1
26
GND
23
GND
24
LVDS_B_DATA1#
21
LVDS_B_DATA0#
22
LVDS_B_DATA0
19
LVDS_A_CLK
20
GND
17
GND
18
LVDS_A_CLK#
15
LVDS_A_DATA3#
16
LVDS_A_DATA3
13
LVDS_A_DATA2
14
GND
11
GND
12
LVDS_A_DATA2#
9
LVDS_A_DATA1#
10
LVDS_A_DATA1
7
LVDS_A_DATA0
8
GND
5
LDDC_DATA
6
LVDS_A_DATA0#
3
+3.3V
4
LDDC_CLK
1
LCD_VCC
2
LCD_VCC
G
N
D
+5
V
+1
2V
1
G
N
D
1
3 2 1
1
Signal
GND
1
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
PIN
Signal Name
PIN
Signal Name
39
LCD_BL
T_VCC
40
LCD_BL
T_VCC
37
CON_LBKL
T_CTL
38
LCD_BL
T_VCC
35
GND
36
CON_LBKL
T_EN
33
N/A
34
N/A
31
N/A
32
GND
29
DPL
VDD_EN
30
N/A
27
N/A
28
N/A
25
N/A
26
GND
23
GND
24
N/A
21
N/A
22
N/A
19
EDP_AUXP
20
GND
17
GND
18
EDP_AUXN
15
N/A
16
N/A
13
EDP_TX0
14
GND
11
GND
12
EDP_TX0#
9
EDP_TX1#
10
EDP_TX1
7
N/A
8
GND
5
N/A
6
N/A
3
N/A
4
N/A
1
LCD_VCC
2
LCD_VCC
