Hardware Troubleshooting Guide And Software Debugging Tools - Siemens SIMATIC S7-200 System Manual

Hardware Troubleshooting Guide and
Software Debugging Tools
STEP 7--Micro/WIN provides software tools to help you debug and test your program. These
features include viewing the status of the program as it is executed by the S7-200, selecting to run
the S7-200 for a specified number of scans, and forcing values.
Use Table 8-1 as a guide for determining the cause and possible solution when troubleshooting
problems with the S7-200 hardware.
In This Chapter
Features for Debugging Your Program
Displaying the Program Status
Using a Status Chart to Monitor and Modify the Data in the S7-200
Forcing Specific Values
Running Your Program for a Specified Number of Scans
Hardware Troubleshooting Guide
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
244
246
247
248
248
249
243