physical description 2-2
9320FB
100-240 VAC 50-60 Hz
AC power outlet
Fans
LEDs
Table 2-1 describes the activity of the LEDs.
Table 2-1. LED Descriptions
Label
Color
Activity
Description
Power
Green
On
Power is supplied to the switch.
Off
Power is disconnected.
FDX/COL
Green
On
The port is operating in full-duplex mode.
Off
The port is operating in half-duplex mode.
Yellow
Blinking
Data collisions are occurring on the port. In a full-duplex
environment, there is no collision. In a half-duplex environment,
some collisions are normal.
Activity
Green
Blinking
Packet transmission or reception is occurring on the port.
1000M
Green
On
A valid 1000 Mbps link is established on the port.
Off
A link is not established on the port.
100M
Green
On
A valid 100 Mbps link is established on the port.
Off
A link is not established on the port.
Rear Panel
As illustrated in Figure 2-2, the rear panel of the Model GS504T switch has fans for
cooling and a standard AC power receptacle for the supplied power cord.
Figure 2-2. Rear Panel of the Model GS504T Switch
GS504T.Manual.FINAL 6/2/00 12:49 PM Page 12