Hi,
I made a custom board for a sim7600 but after assemblyng the board I'm unable to communicate with the sim7600 and the 1.8V out on the sim7600 is sometimes 3.5V and sometimes 2.8V and it changes after restart. Here is the schematic for the board:
sim7600_2022-11-26.pdf (159.0 KB)
Any help appreciated
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