Disconnect the supply power before opening the
4. SIM Card
Install a SIM card into the SIM card interface socket. Without a SIM card the DinBox
GSM M4 will not be able to communicate over the WAN interface.
How to install the SIM card:
1. Disconnect the power and DTE & LAN interfaces.
2. Open the DinBox GSM M4 enclosure.
3. The SIM cardholder is placed in the middle onto the PCB.
4. Slide (UNLOCK) the upper part of the SIM cardholder to open the holder.
5. Rotate the SIM card holder upper part to the upright position.
6. Insert the SIM card into the upper part of the card holder.
7. Rotate back and close the upper part of the SIM cardholder
8. Finally slide the upper part to the right (LOCK) position.
9. Close the InduBox GSM M4 enclosure.
10. Connect power and DTE & LAN interfaces.
DinBox GSM M4 modem enclosure!
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