beautypg.com

Siemens CP 243-2 User Manual

Page 21

background image

Technical Description and Installation Instructions

1-13

SIMATIC NET CP 243-2 AS-i Master
C79000-G8976-C142/02

Table 1-2

, continued

LED (color)

Meaning

Status

SF (red)

System error

This LED is lit in the following situations:

S

The CP 243-2 has detected an internal problem (for example a
defective EEPROM).

S

The CP 243-2 is unable to make the currently required mode
change (for example an AS-i slave with address 0 exists) when a
button is pressed.