Siemens SIMATIC ET 200C, Manual

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7-5
ET 200C Distributed I/O Station
EWA 4NEB 812 6119-02b
7.2 Using COM ET 200 V4.x to Diagnose Problems
The COM ET 200 V4.x software package provides the ”DIAGNOSTICS”
form for diagnostics functions.
The following are prerequisites for using the diagnostics functions:
You have a programmer with a CP5410-S5DOS/ST programmer bus
interface connected to the SINEC L2-DP bus.
You indicated “Programmer connected to the bus: Y” in the
ET 200-SYSTEM PARAMETERS” screen.
The preset program file is identical to the program file on the E(E)PROM.
A station diagnosis is requested as follows:
1. Press <F6> in the “FUNCTION SELECTION” screen to call up the
“DIAGNOSTICS: OVERVIEW” screen.
Result:
The numbers of the station for which diagnostics data is available are
listed under “Station number” in the screen.
2. Press <F1> (INDIVIDUAL DIAGNOSTICS).
Result:
COM ET 200 asks for a “Station number”.
3. In the “Station number” entry field, enter the number of the faulty station
that you want to investigate further.
4. Press <F6> (ENTER) to be able to evaluate the diagnostics messages of
this station.
After <F6> (ENTER) is pressed, COM ET 200 branches to the “INDIVID-
UAL DIAGNOSTICS” screen with the following contents:
The diagnostics messages for the entire station are displayed in plain text in
the output field ”Station status” (see Fig. 7-1).
”Device-related diagnostics” provides information on channel-by-channel
diagnostics in ”KH” format. More detailed information on device-related
diagnostics of the ET 200C can be found in Fig. 7-7/7-8.
Introduction
Requirement
Procedure:
Request Station
Diagnosis
Result
Fault Diagnostics with the IM 308-B