4 Position of Connectors and Functions of VPNRouter iR 5221 and VPNRouter iR 3220
4.11. SIM-Slot
A SIM-Slot is located right next to the SD-Slot, see gure
. A Mini SIM
card in this slot is accessed by a UMTS/LTE modem card in the mini PCIe expansion slot.
4.12. Reset
The Reset button is the front most component on the bottom side of VPNRouter.
With Reset button you can restart the VPNRouter without removing the
power. The Reset button should be used only in situations, where reboot
command is not available, to avoid le system integrity errors.
Figure 17: Reset
Button
4.13. Console Port
The console port (RS232) has an RJ45 connector on the bottom side. An adapter cable to DSub-9
female is available as part of the Starter Kit (??).
Pin Signal
3
GND
4
TxD
5
RxD
(a) Console RJ45
Pin Signal
2
TxD
3
RxD
5
GND
(b) Console DSub-9
female
Table 9: Serial Console Port
Figure 18: Console
Port
4.14. USB/OTG
Only available on VPNRouter iR 5221: A connector of micro-AB type pro-
vides one extra USB channel. This port can operate in Host or Device Mode,
the hardware detects if the connected device is a Host (PC) or some device
(printer, external HDD etc.). Hence the designation as USB/OTG.
Figure 19: OTG
4.15. CAN Bus
CAN bus is only available on VPNRouter iR 5221. The connector for CAN bus is a terminal block
with three clamps. Available signals are CAN High, CAN Low and CAN GND. Termination of
CAN bus (120
Ω
) shall be implemented on the cable.
Juli 2016
VPNRouter Software Manual
21