5
Jumpers Setting and Connectors
LABEL
FUNCTION
J_CMOS2
Clear CMOS button
J_ATX_AT1
AT/ATX power mode setting jumper
J_DNX1
DNX mode setting jumper
J_FLASH1
Flash descriptor override setting jumper
IAUDIO
Audio connector for IEI AC-KIT-888S kit
PWR1
ATX 12V power connector
BAT1
Battery connector
BZ1
Buzzer connector
DIO2
Digital I/O connector
CPU_FAN1
Fan connector
F_PANEL1
Power LED & HDD LED connector
PWR_BTN1
Power button connector
RST_BTN1
Reset button connector
COM1, COM2
RS-232/422/485 serial port connectors
S_ATA1
SATA 6Gb/s connectors
SATA_PWR1
SATA power connector
I2C1
I
2
C connector
SMB1
SMBus connector
JBIOS1
Flash SPI ROM connector
JEC2
Flash EC ROM connector
DEBUG_SPI1
EC debug connector
JUSB3, JUSB4
Internal USB 2.0 connectors
M2_A_KEY
M.2 A-key slot
M2_B_KEY
M.2 B-key slot