Specifications

Installation | 19
MX521A Programming Cable
The programming cable is used for upgrading the
software of the GPS and Beacon PCBs inside the
MX521A smart antenna. The figure below shows the
programming cable diagram and equipment setup.
Please note that external 12 volt DC is required to power
up the MX521A. Connect the red wire to +12 VDC and
Black wire to negative GND. The RS422-RS232 converter
may be powered from the PC serial port or from an
external 12 volt power supply.
MX521A Programming Cable Diagram
GRN ORG
BRN BLU
RED
BLK
+12-32VDC
NEG
TD(A)
TD(B)
RD(A) RD(B)
GND
+12V
RS422
RS232
B&B Electronics
RS422-RS232
Converter
Model 422LP9TB
10-pin Male Connector
TO PC
TO MX521