eBOX100-51R-FL Series u
ser’s Manual
Jumper & Connector Settings
29
3.3.11 COM Wafer Connectors (SCN3 and SCN4)
The system has two serial ports to support RS-232/422/485 for COM1 and COM2, these two
COM ports is connected via 9-pin (pitch=1.25mm) connector which is compliant with Molex
53047-0910.The SCN3 and SCN4 are for COM2 and COM1 interfaces, respectively. For
further information please refer to BIOS setting. The pin assignments of RS-232/422/485 are
listed in table below.
COM1:
COM2:
3.3.12 Power and HDD LED Indicator
The Yellow LED is linked to Hard Disk Drive (HDD) activity signal. LED flashes every time
HDD is accessed. The power LED (Green) lights up and will remain steady while the system is
powered on.