Specifications

Getting Started with an S7-200 Programming System
3-4
S7-200 Programmable Controller System Manual
C79000-G7076-C233-01
"
Project Edit View PLC Debug Tools Windows Help
View
Program Block
Symbol Table
Data Block
Status Chart
System Block
Communications
Cross Reference
Figure 3-1 View Menu of STEP 7-Micro/WIN 32
Common Problem List for Single Connection User
The following situations can cause the communication to fail:
S Wrong baud rate: Correct the baud rate
S Wrong station address: Correct the station address
S PC/PPI cable set incorrectly: Check DIP switch settings on PC/PPI cable
S Wrong communication port on personal computer: Check comm port
S CPU in freeport mode (comm port under control of user program): Put CPU in
STOP mode
S Conflict with other masters: Disconnect the CPU from the network.