Service and maintenance
10.1 Error and diagnostics messages
SIMATIC MV500
Operating Instructions, 03/2021, C79000-G8976-C494-05
233
10.1.5 Filter error messages
If a filter error occurs, the following error messages are output. You can find additional
information in the section "Overall result" of the online help.
Table 10- 4 Filter error messages
Error message
For filter mode only Description
Symbol does not use GS1-
encoding
The code read does not begin with the GS1
start symbol "]d2".
"[Number]" is no valid GS1 Ap-
plication Identifier
The string selected in the "Filter ID" box
contains an invalid application identifier
GS1 Application Identifier
"[Number]" not found in symbol
An application identifier specified in the
"Filter ID" box was not found in the read
Symbol content shorter than
given "start position"
The read code is shorter than the selected
"Start position"
ID or separator not found in
symbol content
An ID (field: "Filter ID") or a separator char-
acter (field: "Separators") was not found in
10.1.6 Diagnostics via the LED display
The operating states of the optical reader are indicated by the LEDs "POWER" (PWR), "ERROR"
(ER), "RUN/STOP" (R/S), "LINK" (LK), "CONNECT" and "READ". The LEDs can adopt the colors
green, red or yellow and the states off
, on , flashing :
Table 10- 5 Display of operating states
LED
Meaning Description and corrective measures
• Signals the startup phase after switching
on the optical reader.
• Indicates an active firmware update that
Wait until this is completed and the optical reader is opera-
tional.
Green, permanently on:
The optical reader is ready for operation