CPU module
Hardware - SIMADYN D 3-5
Edition 03.2001
3
In normal operation, the configured number of the CPU module (1...8) is
displayed. When an error occurs, a letter is displayed, which refers to the
error type.
Possible operating- and error statuses:
Display
Operating- and error statuses
Display
can be
deleted
with key
1...8 Configured number of the CPU module in normal
operation
-
A User error:
with function block USF from the diagnostics event
defined by the user. This has no influence on the
program run.
yes
- Initialization phase
individual initialization steps are displayed with
increasing numbers during the run-up phase
-
. 5V available; no program is being executed -
0 Error during initialization:
the user program does not start if errors occur when
the system is being initialized.
Initialization error due to erroneous or incorrectly
inserted modules for the actual software which has
been configured:
• flashing „0“: Error on this module
• steady „0“: Error on other modules
• continuous: Error when loading the system
software
Start diagnostics at the CPU module, which first
displayed the "0" error message. If you cannot identify
which CPU module was the first to have displayed the
error message, then you should start with that CPU
module which displays a "0" and is inserted farthest to
the left.
no
b Monitoring error
• e.g. missing, discharged buffer battery
• background processing error
• when initializing non-critical error which permits
standard operation to start
yes
C Communications error
erroneous configured communications or connection
no
d
• steady "d":
Module is in the STOP mode;
selection in the „Target system/operating mode“
menu;
software is still not being downloaded
• flashing "d":
Data is being downloaded in the STOP mode
is faster than download in the RUN mode
(runs in the background)
no
7-segment display
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