Advantech AIMB-252 - Table 1.4: CMOS1; Table 1.5: ATX;AT Mode Selector(JPSON1)

AIMB-252 User Manual 10
SATA1 Serial ATA connectors 7-pin header
Label Function Note
SATA2 Serial ATA connectors 7-pin header
JFP3 Keyboard lock and power LED
Suspend: Fast flash (ATX/AT)
System On: on (ATX/AT)
System Off: off (AT)
System Off: slow flash (ATX)
JFP2
External speaker /
SATA HDD LED connector /
SM Bus connector
JFP1
Power switch /
reset connector
Table 1.4: CMOS1
COMS1 Clear CMOS
*Keep COMS data
Clear CMOS data
*Default setting
Table 1.5: ATX/AT mode selector(JPSON1)
JPSON1 AT(1-2) / ATX(2-3)
AT Mode
*ATX Mode
*Default setting
Table 1.3: Internal Connector
1-2 closed
2-3 closed
1-2 closed
2-3 closed