For the following systems
FMADIO-3412
FMADIO-5412
CMOS Battery has a life of about 5 years, the specific battery the systems use is shown below
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Any CR2032 is sufficient, same brand is NOT required.
The CMOS battery is under the FPGA shown below
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Once the FPGA has been removed the CR2032 batter can be seen next to the PCIe slot, as shown below
.png?sv=2022-11-02&spr=https&st=2026-04-18T18%3A19%3A19Z&se=2026-04-18T18%3A30%3A19Z&sr=c&sp=r&sig=WxCn5nO5tOVlGJ87dIoQ36ETPkP3E%2FaIXD8UWyJVU4E%3D)