Siemens X-400 User Manual

Page 115

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Installation and Commissioning

Operating Instructions for SCALANCE X-400 Industrial Ethernet Switches
C79000-G8976-C186-03

115

Port Statuses in DMode C

In display mode C, the current mode (half duplex, full duplex) is indicated.

Port Color Status

Meaning

P1
P2
P3
P4

off

Port operating in half duplex

Green on

Port operating in full duplex

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 6-31

Mode display (full/half duplex) of port 1

Note
If there is a link fault and the type of transmission is fixed (autonegotiation off), in
DMode C, the desired status, in other words the set type of transmission (full or
half duplex) continues to be displayed. If there is a link fault and autonegotiation is
active, the port LED goes off.