Search found 3 matches
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I picked up a EFJ 5100ES Model II and was told it was sold as-is as a parts radio only. The issue being that it would lockup at the EFJ boot screen. I attempted to upgrade the firmware in this radio thinking perhaps the firmware was corrupt somehow. However, after flashing the radio is now persisten...
- Tue Aug 08, 2017 11:03 am
- Forum: EF Johnson
- Topic: 5100 Series Board Swap Question
- Replies: 2
- Views: 2385
RF boards can be freely swapped between v4 (X-Series) and v6 (ES-Series) radios of all types. The DSP logic and UI boards however, can't. The only compatibility here is between radios of the same series, i.e. X to X or ES to ES, you can't for instance take a v6 ES DSP board and stick it in a v4 X ra...