IM151-1 FO STANDARD interface module (6ES7151-1AB05-0AB0)
Manual, 02/2010, A5E01075965-03
33
Error and system messages
4
4.1
LED displays on the interface module
LED display
1
2
3
6)
%)
21
(76
①
Group error (red)
②
Bus fault (red)
③
Supply voltage (green)
Status and error displays
Table 4- 1
Status and error messages of the IM151-1 FO STANDARD
Event (LEDs)
SF
BF
ON
Cause
Remedy
Off
Off
Off
There is no voltage at the interface module,
or the interface module has a hardware
defect.
Switch on the 24 V DC supply voltage at the
interface module.
*
*
On
There is voltage at the interface module.
---
*
Flashing
On
The interface module is not configured or is
configured incorrectly. No data exchange is
taking place between the DP master and the
interface module.
Causes:
The PROFIBUS address is incorrect.
Configuration error
Parameter assignment error
Check the interface module.
Check the configuration and parameter
assignment.
Check the PROFIBUS address.