Web3 sept. 2024 · Hi, I have an EM7455, which I have been using successfully on the Vodacom network in South Africa. Recently, I got some SIM’s for the Rain network, which operates on LTE Band B7 2600, to my understanding. I tried 3 different SIM cards, and was unable to register with the network. Worse, now when I put the original Vodacom SIM back in the … Web21 oct. 2024 · Examine the SIM connector. SIM slot and connector sometimes accumulate dust over them, causing the device not to read the card properly. So you should look …
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Web20 mar. 2013 · NO SIM problem can happen to iPhone and iPad. It happen because the sim card is not connected to it place. This method is worked for me. And i Hope it work for All of you too. Here's the method: 1. Remove the sim card. 2.Remove the Touchscreen, LCD and LCD Shield Plate. 3. Push down firmly at sim card slot. (Like pushing a button) 4. Web31 iul. 2024 · I just built 2 new HL7800-M prototypes on a new PCB version. All the relevant wiring is the same. Firmware is latest 4.4.6.0. Suddenly the 2 cards that had worked do not connect. The 3rd SIM that reported as AT&T still delays before connecting, but AT+COPS now says the operator is name of the SIM card vendor instead of AT&T as before. hud income survey
Modem fails to detect SIM - MC/EM Series - Sierra Wireless Forum
Web17 ian. 2024 · If you don't see your cellular line in Settings > Cellular, you should set up an eSIM or insert a physical SIM card. If you're using a physical SIM card, remove the SIM card and put it back in. If your SIM card is damaged, doesn't fit in the SIM tray, or you transferred your physical SIM card from another device, ask your carrier for a new SIM ... Web9 ian. 2024 · All HP Elitebook notebooks and mobile workstations have SIM card slots. What 90% of them don't have is the required WWAN (mobile broadband wifi card). … Web28 iul. 2024 · There are many reasons why your iPhone 13 or iPhone 13 Pro won’t read the SIM card. Some possible causes could be that you didn’t insert the SIM card correctly or your phone is experiencing a software glitch. Whatever the reason, a solution needs to be found quickly when your iPhone 13 says: “No SIM card installed” or “Invalid SIM” holcomb and hoke refrigeration