Siemens X-400 - Manual (Page 113)

Installation and Commissioning
Operating Instructions for SCALANCE X-400 Industrial Ethernet Switches
C79000-G8976-C186-03
113
6.8.6 LED Display of the Ports (DMode A through DMode D)
The two LEDs of slot 5 or the four LEDs of slots 9 through 11 of the basic device
indicate various port statuses depending on the set display modes. The displays
have the same significance for all ports on all slots of the basic device and the ex-
tender modules EM495-8 and EM496-4.
Port Statuses in DMode A
In display mode A, the current port status is displayed.
Port Color Status Meaning
P1
P2
P3
P4 off No valid link to the port (for ex-
ample station turned off or cable
not connected)
Green on Link exists.
flashes three times per
period Port turned off by management.
flashes four times per pe-
riod Port is monitored port.
Yel-
low
flashes / lit Receiving data at port.
F
L 1
L 2
P o w e r M o d u l e L E D s C P U - L E D s
R M
S T B Y
D M 1
D M 2
P o r t - L E D s
P 1
P 2
P 3
P 4
D I - L E D s
I N 1 / I N 5
I N 2 / I N 6
I N 3 / I N 7
I N 4 / I N 8
Figure 6-29 Display of the port status of port 1