System Jumpers - Acer Altos R720 Series User Manual

System jumpers

Jumper name
J1D2
Password clear
J1D3
Clear CMOS
J3H1
BIOS select
J1D1
BMC force update mode
J8A3
Serial B port (RJ-45)
Settings Function
1-2 (default) Password enabled
2-3 Password disabled/cleared
1-2 (default) BIOS clear CMOS
2-3 Forced CMOS clear
1-2 Force lower bank
2-3 (default) Normal operation
1-2 (default) BMC force update disabled
2-3 BMC force update enabled
1-2 DCD (Data Carrier Detect) to DTR
(Data Terminal Ready) signal
3-4 (default) DSR (Data Set Ready) to DTR signal
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