ASROCK SBC-372 Settings Manual

SBC-372
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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
July 17, 2023 First Release
1 : Front Panel Audio Header (HD_AUDIO1)
Pin Signal Name Signal Name
1 MIC1_L AGND_A
3 MIC1_R N/A
5 LINE2_R_OUT LINE1_JD
7 AGND_A
9 LINE2_L_OUT LINE2_JD
Clear CMOS Headers (Items 2 & 4)
2 : CLRMOS2 :
Open : Normal (Default)
Short : Auto Clear CMOS (Power Off)
4 : CLRMOS1 :
1-2 : Normal (Default)
2-3 : Clear CMOS
3 : DACC1
Open : No ACC
Short : ACC (Default)
• Auto clear CMOS when system boot improperly.
5 : Chassis Intrusion Header (CI1_2)
Pin 1-2 Open: Normal
Pin 1-2 Short: Active Case Open
Pin 3-4 Open: Active Case Open
Pin 3-4 Short: Normal (Default)
6 : SIOAT_PSON1
Pin1-2 : SIO_AT1
Open : ATX Mode
Short : AT Mode
Pin 3 : PSON#
Pin 4 : GND
7 : Brightness Control Mode (BLT_PWM1)
1-2 : From eDP PWM to CON_LBKLT_CTL
2-3 : From LVDS PWM to
CON_LBKLT_CTL (Default)
• Please set to 1-2 when adjusting brightness
by Brightness Control bar under OS.
• Please set to 2-3 when adjusting brightness
by BLT_VOL1.

Jumpers and Headers Setting Guide

Top:
3
1 2
1 1
CLRMOS2 DACC1
1
HD_AUDIO1
SPEAKER1
1
36
35
TC_T1
34
LAN1
33
LAN2
32
USB3_1_2
31
USB3_3_4
SBC-372
30
HDMI1 DP1
29
DC_4PIN1
1
8 : CON_LBKLT_CTL Voltage Level
(BLT_PWM2)
2 10
Pin
1-2 : 3V Level (Default)
2
4
2-3 : 5V Level
1 9
6
8
10
9 : GPIO Default Setting (JGPIO_SET1)
1-2 : Pull-High (Default)
2-3 : Pull-Low
1 2
COM Port Pin9 PWR Setting Jumpers
(Items 10 & 16)
10 : PWR_COM1 (For COM Port1)
1 2 3
16 : PWR_COM2 (For COM Port2)
1-2 : +5V (Default)
2-3 : +12V
1 2
11 : Digital Input / Output Power Select
(JGPIO_PWR1)
1-2 : +12V
2-3 : +5V (Default)
1 4
12 : Battery Connector
Pin
1
2
1 4
COM Port Headers (Items 13 & 15)
13 : COM1 (RS232/422/485)*
15 : COM2 (RS232/422/485)*
Pin Signal Name
1
3
5
7
9
* This motherboard supports RS232/422/485 on COM1, 2 ports. Please
refer to the table below for the pin definition. In addition, COM1, 2 ports
(RS232/422/485) can be adjusted in BIOS setup utility > Advanced Screen >
Super IO Configuration. You may refer to our user manual for details.
1 2 3
4 5 7 9
6 8 10 11
1 1 1 1 1 1 1 1
CLRMOS1 CI1_2 SIOAT_PSON1 BLT_PWM1 BLT_PWM2 JGPIO_SET1 PWR_COM1 JGPIO_PWR1
DDR5_A1 (Support DDR5 Only)
U2 1
(SPI)
BAT1
1
COM1
1
1
1 1 1
PANEL1 JGPIO1 SATA3_0 SATA_PWR1
COM2
1
PWR_COM2
1
BLT_VOL1
1
BLT_PWR1
1
BUZZ2
1
Industrial
LVDS1
1
PNL_PWR1
1
_ _ _
USB2 5_6 USB2 7 8
1 1
1
BKT_PWR1
28 27 26 25 24
1 2 3
1 2 3
1 2 3
Signal Name
1
+BAT
2
GND
Signal Name Pin
2
DDCD# RRXD 2
TTXD DDTR# 4
GND DDSR# 6
RRTS# CCTS# 8
10
CM_P9 10
Bottom:
37
12
1
13
14
15
16
17
18
19
ESPI1
39
20
1
21
22
23
COM1, 2 Ports Pin Definition
Pin RS232
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 NA/+5V/+12V
14 : SATA Power Output Connector
Pin Signal Name
1
1 2 3
2
3
1
4
2
3
17 : Backlight Volume Control (BLT_VOL1)
Pin Signal Name
1 GPP_F15
2
3
4
5
6
7
18 : Inverter Power Control Wafer (BLT_PWR1)
Pin Signal Name
1
2
3 CON_LBKLT_CTL
4 CON_LBKLT_EN
5 LCD_BLT_VCC
6 LCD_BLT_VCC
19 : Buzzer Header (BUZZ2)
1
Pin Signal Name
1
9
2
U3
(secure flash)
(BOM Option)
CPU FAN1 _
1
38
RS422 RS485
TX- RTX-
RX+ N/A
TX+ RTX+
RX- N/A
GND GND
N/A N/A
N/A N/A
N/A N/A
N/A N/A
+5V
GND
GND
1
+12V
1
GPP_F11
PWRDN
BLT_UP
BLT_DW
GND
7
GND
1
GND
GND
6
+5V
1 2
BUZZ
4