niuqnep Member N Join Date Jun 2006 Location bangkok Posts 3 Jun 14, 2006 #1 I can't online Program PLC Step 5 to CPU PLC 115u ? error massage => "System message no.0334" Why?
PLucas Member Join Date Apr 2002 Location Gillingham Kent Posts 1,742 Jun 14, 2006 #2 niuqnep That error message usually appears when Step 5 cannot find the serial port, have you got Step 5 installed on a laptop or PC that has a serial port? Paul
niuqnep That error message usually appears when Step 5 cannot find the serial port, have you got Step 5 installed on a laptop or PC that has a serial port? Paul
niuqnep Member OP N Join Date Jun 2006 Location bangkok Posts 3 Jun 15, 2006 #3 thank you.. thank you very much....