ASROCK SBC-250J Settings Manual

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.
Revision History
Date Description
June 1, 2022 First Release
1 : Front Panel Audio Header
1
MIC2_L
MIC2_R
OUT2_R MIC_RET
J_SENS E
OUT2_L
OUT_RET
2 : 2W Audio AMP Output Wafer Backlight
1
PIN Signal Name
1 SPK L-
2 SPK L+
3 SPK R+
4 SPK R-
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
1
Jumpers and Headers Setting Guide
8 : Backlight Control (BLT_VOL1)
GND
PRESENCE#
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
1
10 : Inverter Power Control Wafer
(BLT_PWR1)
3 2 1
11 : LVDS Panel Connector
1
GND 39
Signal
1
1
PIN Signal Name
1 GP_C22
2 GP_C23
3 PWRDN
4 GPIO_BLT_UP
5 GPIO_BLT_DW
6 GND
7 GND
PIN Signal Name
1
1 GND
2 GND
3 BL CTL
4 BL EN
5 LCD_BLT_VCC
6 LCD_BLT_VCC
PIN Signal Name PIN Signal Name
40
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
2
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
* eDP by pass mode pin definition:
12 : SATA Power Output Connector
13 : CPU FAN Connector (+12V)
1
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
14 : M.2 Key-E Socket