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Jumpers and Connectors
The board has a number of jumpers that allow you to con-
figure your system to suit your application.
The table below lists the function of each of the jumpers and
connectors.
Connectors
Label
ATXPWR1
ATX12V1
ATX12V2
SLOT12V1
SATA0~SATA4
sSATA0~sSATA3
USB6_7
USB10
USB0_1, USB2_3,
USB4_5
SLOT1
SLOT2
SLOT3
SLOT4
SLOT5
SLOT6
SLOT7
DIMMA1, DIMMA2,
DIMMB1, DIMMG1,
DIMMG2, DIMMH1
CPUFAN0,CPUFAN1
SYSFAN0,SYSFAN1,
SYSFAN2
LAN1,LAN2
VGA1
KBMS2
BIOS1
LANLED1
SYS_LED1
SMBUS1
BMC1, BMC2
SGPIO1, SGPIO2
2 ASMB-823I Startup Manual
Function
ATX 24 Pin main power connector
Processor power connector
(for CPU0)
Processor power connector(for
CPU1)
For PCIe slot 12V input only
Serial ATA0~4, Slave serial
ATA0~3
USB 2.0 header 6, 7
USB 2.0 port 10 (Type-A)
USB 3.0 port 0, 1, 4, 5; USB 3.0
port 2, 3 (20-pin header)
PCIE x8 slot (x4 link) (PCH)
PCIE x16 slot (CPU1)
PCIE x8 slot (CPU1)
PCIE x16 slot (CPU0)
PCIE x16 slot (CPU1)
PCIE x16 slot (CPU0)
PCIE x8 slot (CPU0)
DDR4 slot
CPU FAN connector
System FAN connector
RJ-45 LAN connector
VGA connector
External keyboard and mouse
connector (6 pin)
BIOS SPI ROM
LAN LED extension connector
System LED connector
SMBus header
IPMI module header
SATA SGPIO header
Jumpers and Connectors
JCASE1
HDAUD1
COM2
JFP1, JFP2, JFP3
GPIO1
PMBUS1
VOLT1
EX_THR1
SPI_CN1
LPC1
Jumper list
Label
Function
JCMOS1
CMOS clear
JME1
ME update
JCMOS1/JME1: CMOS clear/ME update function
Closed pins
Result
1-2
Keep CMOS data/Disable ME update*
2-3
Clear CMOS data/Enable ME update
*: Default
1
2
3
Keep CMOS data/Disable ME update Clear CMOS data/Enable ME update
Installation Note
JFP1
3
6
9
&
&
2(+) 5(-) 8
JPF2
1(+) 4
7
JFP3
1(+) 2
3(-) 4
JFP1, JFP2
Pin.3
#PWR_SW
Pin.6
GND
Pin.9
#RST_SW
Pin.12
GND
Pin.8, Pin.11
HWM_SMB_DATA, HWM_SMB_CLK
*Power button pin is located in Pin 3 & 6 of front panel
connector
Chassis case open alarm header
Audio header
Serial port: RS-232
Front panel header
GPIO connector
PMBUS connector
Voltage monitoring connector for
Intelligent System module
Connector for external thermistor
Connector for BIOS update tool
TPM connector
1
2
3
12
PWRSW
RESET
SNMP
11
HDDLED
HDDLED
SM_BUS
10(-)
SPEAKER
5
PWRLED & KEYLOCK
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