Template:TRMXXX Device Startup
Revision as of 14:14, 13 November 2024 by Edmundas.puras (talk | contribs)
Device Startup
When the device is connected, open Device Manager on the end device and verify that three USB ports and an RNDIS control device appear under the device list.
Step 1: Accessing the AT Port
1. Identify the AT Port for the modem; in this example, it’s COM6.
2. Open Putty on your computer to access the AT command interface.
3. In Putty add the following information as shown below:
Step 2: Check and Unlock the SIM Card
1. In the Putty window, send the following AT command to check SIM status:
AT+CPIN?
- If the response shows +CPIN: SIM PIN, the SIM card is locked.