Siemens SIMATIC TS Adapter IE Manual page 66

Error diagnostics
8.1 Error Diagnostics Based on LEDs
Displayed error and cause
Link LED not lit
The Ethernet cable is not plugged in.

The TS Adapter IE is not accessible via

Ethernet.
All LEDs flashing continuously
Hardware error.

66
Remedy
Plug in the Ethernet cable.

Set the IP parameters by direct connection.

If all the LEDs on the device continue to flash after repeatedly

plugging in the Ethernet cable and connecting the external power
supply, the device is defective and must be replaced.
TS Adapter IE
Manual, 11/2010, A5E00977705-03