SIMATIC HMI IPC677C
Operating Instructions, 04/2013, A5E02722710-04
97
Operation
9
9.1 Status displays
PROFINET status display
PROFINET status display
6)352),1(7
Display Meaning LED Description
OFF
• CP not available
• CP disabled
• No error, communication established
• Download in progress
Slow
flashing
• Link status error
• IO controller: IO device cannot be
addressed
• IO controller: Duplicate IP address
Fast flashing Exception error: Diagnostics via Web or
SNMP no longer possible
SF PROFINET
(optional)
Status display for
CP 1616 onboard
AN
• Diagnostic information available
• No communication established.
Virtual status displays
The two "virtual" CP 1616 LEDs can only be seen in the SIMATIC software and can be scanned via
SNMP.
RUN CP is active
STOP CP is in the stop state
PROFINET Virtual LEDs
Flashes There are no "slow flashing" or "fast flashing"
states.