User manual

19 of 30
3. Using the GSC300 Programmer
3.1 Connecting the GSC300 to your PC
WARNING: NEVER CONNECT THE GSC300 PROGRAMMING CABLE
INTO THE UNIT IF THE GSC300 IS POWERED ON.
The GSC300 can be easily connected to your PC for Reading, Configuration and
programming. The GSC300 has a Programming Connector, which is identified on the
labeling, that can be plugged into the supplied programming cable. This cable must be
plugged into the parallel port of the PC. Only connect the GSC300 programming cable
into the unit if the GSC300 is powered off, installing the cable with the controller power
on may damage the GSC300. The GSC300 programming cable is meant to adapt
directly to the parallel port. Please be advised that the parallel port must be free from
any connectors or adapters, which may be plugged into it. With the programming cable
connected to both the GSC300 and your computers parallel port, the controller is now
ready for programming. Please contact DynaGen if additional cables or programming
connectors are required.
Blue wire for USB
The programming cable must be inserted into the GSC300 with the black wire facing
towards the center of the unit. The program will not function with an improper connector
polarity.