Siemens SIMATIC NET S7-400 - Diagnostics and Upkeep; Diagnostics Methods (LEDs, Web Server, STEP 7)

CP 443-1 (EX30)
Manual, 03/2019, C79000-G8976-C255-05
63
Diagnostics and upkeep
7
7.1
Diagnostics options
Overview of the Diagnostics options
The following diagnostics options are available:
●
LEDs of the module
For information on the LED displays, refer to the section LEDs (Page 33).
●
Web diagnostics
For information on Web diagnostics using HTTP, refer to the section The CP as Web
server (Page 63).
●
STEP 7 V5.5
– Hardware diagnostics and troubleshooting
– Communication diagnostics with special diagnostics
●
STEP 7 Professional
In the "Diagnostics" tab in the Inspector window, you will see the following information:
– Entries in the diagnostics buffer of the CPU
– Information on the online status
In the "Online > Online and diagnostics" menu, you obtain the static information about the
module:
– General information on the module
– Diagnostics status
– Information on the interfaces
– Information relating to special diagnostics (folder "Functions" > Special diagnostics)
You will find further information on the diagnostics functions of STEP 7 in the STEP 7
information system.
7.2
The CP as Web server
Web diagnostics
The CP provides you with the functionality of a Web server for access using a Web browser.
With the following address, you have access to Web diagnostics:
http:\\<IP address of the CP>