Onlogic HX310 Product Manual page 11

The LED backlight will indicate the system status. A solid blue light indicates that the system is
powered in the S0 state. A flashing blue light indicates the system is in the sleep state. The LED is off
in S5 and deep sleep states.
SIM Card
A 3FF Subscriber Identity Module (SIM) card slot is present on the front panel of the Helix platform
allowing native support for OnLogic Extrovert 4G LTE modules. The SIM signals are connected to the
M.2 B-Key internal expansion slot.
The SIM slot is a Push-Push type receptacle. To insert or remove the SIM card from the front panel of
the Helix platform, please use a small implement to push the card into the slot until it clicks. To
remove the card, push with a small implement until the card clicks, then pull on the free end of the
card to remove it.
COM DB9 Option
The serial port mode on Helix can be selected in the BIOS configuration. The serial ports support
RS-232, RS-422, and RS-485 configurations. Refer to the BIOS manual in Appendix C for configuration
instructions.
Pin RS-232
1 NC
2 RX
3 TX
4 NC
5 GND
6 NC
7 RTS
8 CTS
9 NC
COM DB9 pinout
RS-422 RS-485
TX- TX-/RX-
TX+ TX+/RX+
RX+ NC
RX- NC
NC NC
NC NC
NC NC
NC NC
NC NC
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