Acer Altos R510 - Manual (Page 24)

2 System tour 12
Serial Port Configuration Jumper
J15H CMOS
Clear 1-2 If these pins are jumpered, the CMOS settings will
be cleared on the next reset. These pins should not
be jumpered for normal operation.
2-3 These pins should be jumpered for normal system
operation.
Pins What happens at system reset??
1-3 Serial port is configured for DCD to DTR (default)
2-4
Serial port is configured for DSR to DTR
Jumper
Name
Pins What happens at system reset??
TP00944
J8A3
3 4
2
1-3: DCD to DTR (Defa
2-4: DSR to DTR