Issues With mmdvm modem

Kyle Robinson <K4KTR@...>

Hello i have an mmdvm modem that i got from ebay i have it hooked up and paired with a tkr-850 well trying to set it up i have ran in to this issues the modem RX is fine im using nxdn but when the thing goes to tx it will not key up the repeater the ptt light on the mmdvm does not activate any ideas?

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