Notice: These notes are for our internal use only. KS-DMR is not responsible for what you do with this information, and we will not provide support for it. Proceed at your own risk.
Connect the MMDVM to the Mastr III T/R shelf backplane as follows:
MMDVM — MIII Backplane Ground — P5.4 (AGND) Note: This is an audio ground and is required for MMDVM. DGND will not work. RXA — P2.5 (RCVR_VOL/SQ_HI) TXA — P5.23 (EXT_HSD) PTT — P3.3 (LOCAL_PTT) RSSI — P4.4 (TX_MTR+) COS — Leave disconnected. If you connect this your COS going active will disable the MMDVM output.
Then use MSEDIT to write the following special configuration to your station:
Note: If you write a new or updated station personality you may have to reprogram these parameters in MSEDIT.