Siemens SIMATIC ET 200S - Page 223

Commissioning and Diagnostics
6-63
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Table 6-28 Status and error displays of the IM151-3 PN
SF: red
BF: red
ON: green
LINK: green
RX/TX: yellow
SF
BF
ON
LINK
RX/TX
LEDs RemedyMeaning
SF
RemedyMeaning
ONBF
on on Off FW update running
Off flashing
0.5 Hz
Off FW update successfully completed
on flashing
0.5 Hz
Off External error during FW update
(incorrect FW, for example)
Use correct FW for update
on flashing
2Hz
Off Internal error during FW update
(read/write error, for example)
Repeat FW update
LINK RX/TX
Off Off There is no connection to the
switch/I/O controller (no
I/O controller is available on the
network)
• No unified transmission rate
• Autonegotiation not successful
on * Autonegotiation completed and
PROFINET transmission rate
accepted
--
on on Transmission/reception is in progress --
* Not relevant
Power modules
Electronic modules
Process-related modules
See Section 6.1.3