BUILD-IN TERMINAL TOUCH
ETT 731
05.12.2019
Page 23
11 Status and Error Messages
Status and error messages are displayed in the LASAL Class software status test.
POINTER or CHKSUM messages can also be 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.
Info
01
RUN ROM
The user program stored in the program
memory module loaded into the RAM is
currently running.
The display is not affected.
Info
02
RUNTIME
The total time for all cyclic objects
exceed the maximum time; the time can
be configured using two system varia-
bles:
-
Runtime: time remaining
-
SWRuntime: pre-selected value for
the runtime counter
Solution:
-
Optimize the application's cyclic
task.
-
Use higher capacity CPU
-
Configure preset value
03
POINTER
Incorrect program pointers were detect-
ed before running the user program
Possible Causes:
-
The program memory module is
missing, not programmed or de-
fect.
-
The program in the user program
memory (RAM) is not executa-
ble.
-
The buffering battery has failed.
-
The user program has overwrit-
ten 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
