SMA Sunny Data Control V.4.2 - Manual (Page 33)

SMA Technologie AG Connecting the PC to a Communication Device
User Manual SDC-TEN080642 Page 33
Wiring Diagram
1. Use the provided null modem cable, or a com-
mercially available null modem cable of the re-
quired length.
2. Plug the 9-pin D-Sub female connector into a
free COM port on your PC.
3. Lay the cable properly so that there is no risk of
persons tripping over it.
4. Plug the 9-pin D-Sub female connector into the
PC (COM2) port on the Sunny Boy Control
Light.
Observe all safety instructions in the Sunny Boy Control / Plus
documentation, and in the PC documentation.
Shut down the PC before you connect the Sunny Boy Control / Plus, as
otherwise one or both COM ports may become damaged.
Sunny Boy Control Light