3com 10005622 User Manual
4-4
C
HAPTER
4: S
YSTEM
P
OWER
U
P
System and Port Status LEDs
Figure 4-1 System and Port Status LEDs on the SuperStack II Switch 3900
Status
30x
36x
green
= enabled, link OK
flashing green
= disabled, link OK
off
= link fail
Power Fault
2
3
1
10 11 12
4
5
6
7
8
9
2
3
1
10 11 12
4
5
6
7
8
9
14 15 16 17
13
18 19 20 21
22 23 24
14 15 16 17
13
18 19 20 21
22 23 24
26 27 28 29
25
30 31 32 33
34 35 36
26 27 28 29
25
30 31 32 33
34 35 36
Pckt
Stat
Pckt
Stat
Pckt
Stat
Ethernet Port Status LEDs
Green
= Associated port is active
Flashing Green
= Port active but disabled
OFF
= Port disabled
Fault
Solid or Blinking Yellow
=
System failed at power up
Power
Green
=
System powered on
Ethernet Port Packet LEDs
Yellow
=
Port is passing data
Flashing Yellow
=
Port is passing data
OFF
=
No data
Super Stack II Switch 3900