Initial power up of Discovery 2G Plus RS485

How to insert Micro-SIM card

1. Remove the cover: Gently push the top and bottom cases of the Discovery 2G apart with both hands to open the device.

2. Insert Micro-SIM: Place the Micro-SIM card into the SIM holder, ensuring the cut-off corner faces away from the slot.

3. Reattach the cover: Securely attach the device cover back into place.

4. Your device is now ready for connection.

Figure 1	Figure 2
Figure 3	Figure 4

For optimal performance and to prevent damage, always ensure the device is fully powered off—with both external power and the internal battery disconnected—before inserting or removing the Micro-SIM card. Failure to do so could result in a damaged Micro-SIM card or the device failing to detect it.

2x6 socket pinout

Pin No. Cable Color Feature 1 Red +9 to 90V 2 Green Ignition - Non EV 3 Blue Analog Input (AN) / Digital Input (DI)- 2 4 White Digital Output (DO)- 1 5 Violet 1-Wire Power 6 Grey RS 485(TX) 7 Black Ground 8 Yellow Analog Input (AN)/ Digital Input (DI)- 1 9 Orange Digital Output (DO)-2 10 Pink Ignition - EV 11 Sky Blue 1-Wire Sensor Data 12 Brown RS 485(RX)