Siemens CP 1243-1 - Page 28

LEDs and connectors
2.2 LEDs
CP 1243-1
28 Operating Instructions, 04/2017, C79000-G8976-C365-03
Display of the operating and communications statuses
The LEDs indicate the operating and communications status of the module according to the
following scheme:
Table 2- 5 Display of the operating and communications statuses
DIAG
(red / green)
-
LINK
(green)
CONNECT
(green)
VPN
(green)
SERVICE
(green)
Meaning
(if more than one point listed: alternative
meaning)
Module startup (STOP → RUN) or error statuses
Power OFF
red
Startup - phase 1
flashing red
-
Startup - phase 2
green
- - - - Running (RUN) without serious error
Incorrect startup
red
-
- - Invalid STEP 7 project data
flashing red
-
- - Missing STEP 7 project data
flashing red
- - Backplane bus error
Connection to Industrial Ethernet
- - - - Connection to Industrial Ethernet exists
green
- - -
• Connection to Industrial Ethernet being
established.
• IP address being obtained.
- - - - No connection to Industrial Ethernet
Connection to communications partners
green
- - Connection established to at least one
partner
green
- - Partner reachable, CPU in STOP mode
flashing
green
- - Partner not reachable