Technical data

CONTROL PANEL ETV 1961
08.07.2014 Page 19
Status and Error Messages
Status and error messages are shown in the status test of the Lasal Class software. If the
CPU has a status display, the status or error number is also show here as well. POINTER
or CHKSUM messages are also shown on the terminal screen.
Number
Message
Definition
Cause/solution
00
RUN RAM
The user program is currently running in RAM.
The display is not affected.
01
RUN ROM
The user program stored in the program
memory module has been loaded into the
RAM is currently running.
The display is not affected.
02
RUNTIME
The total time for all cyclic objects exceed the
maximum time; the time can be configured
using two system variables:
-Runtime: time remaining
-SWRuntime: pre-selected value for the
runtime counter
03
POINTER
Incorrect program pointers were detected
before running the user program
Possible Causes:
- The program memory module is miss-
ing, not programmed or defect.
- The program in the user program
memory (RAM) is not executable.
- The buffering battery has failed.
- The user program has overwritten a
software error.
Solution:
- Reprogram the memory module, if the
error reoccurs exchange the module.
- Exchange the buffering battery
- Correct programming error
04
CHKSUM
An invalid checksum was detected before
running the user program.
Cause/solution: s. POINTER