2 clear cmos jumper – IEI Integration NANO-HM651 User Manual
Page 58
NANO-HM651 EPIC SBC
Page 44
The AT/ATX Power Select jumper specifies the systems power mode as AT or ATX.
Setting Description
Short 1-2
Use ATX power (Default)
Short 2-3
Use AT power
Table 4-2: AT/ATX Power Mode Jumper Settings
Figure 4-4: AT/ATX Power Mode Jumper Location
4.6.2 Clear CMOS Jumper
Jumper Label:
J_CMOS1
Jumper Type:
3-pin header
Jumper Settings:
See
6
Table 4-3
Jumper Location:
See
6
Figure 4-5
If the NANO-HM651 fails to boot due to improper BIOS settings, the clear CMOS jumper
clears the CMOS data and resets the system BIOS information. To do this, use the jumper
cap to close pins 2 and 3 for a few seconds then reinstall the jumper clip back to pins 1
and 2.
If the “CMOS Settings Wrong” message is displayed during the boot up process, the fault
may be corrected by pressing the F1 to enter the CMOS Setup menu. Do one of the
following:
Enter the correct CMOS setting
Load Optimal Defaults