Magellan ProMark3 RTK User Manual download pdf (Page 10)

7 -open-(cts)

8 -open- (tx+)

9 -open- (tx1)

10 Red (+12 to PM3) (rx+ used as placeholder)

11 (right) -open- (rx-)

Pins 2 and 3 are electrically connected on the PCB. Pin 10 is only used as a

holding location for the Red wire. The Red wire connects to the charging input

on the ProMark 3 receiver.

The D-shaped connector that is used to connect the radio modem to the

PM3 has these pin assignments:

(Note that this radio cable which is shipped with the radio is completely different

than the serial cable #730523 which is available as an accessory, PN 730523 has

different color coding and does not have the +5V regulated supply connection.)

Modifications

This picture shows the modem terminals with the bypass capacitor after

modifications:

1 2 ... 5 6 7 8 9 10 11 12 13

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Magellan ProMark3 RTK User Manual Page 10