
Dimension ES-4024 Ethernet Switch
Hardware Connections 3-3
Figure 3-3 ES-4024 Rear Panel: DC Model
3.4.1 Power Connector
Make sure you are using the correct power source as shown on the panel.
To connect the power to the ES-4024 AC unit, insert the female end of power cord to the power receptacle on the
rear panel. Connect the other end of the supplied power cord to a 100~240VAC/1.5A power outlet. Make sure that
no objects obstruct the airflow of the fans (located on the side of the unit).
The ES-4024 DC unit requires DC power supply input of –48 VDC to -60 VDC, 1.84A Max. To connect the power
to the unit, insert the one end of the supplied power cord to the power receptacle on the rear panel and the other end
to a power outlet.
3.5 Front Panel LEDs
After you connect the power to the switch, view the LEDs to ensure proper functioning of the switch and as an aid
in troubleshooting. The front panel LEDs are as follows.
Figure 3-4 Front Panel LEDs
The following table describes the LED indicators on the front panel of the ES-4024.
Table 3-2 Front Panel: LED Descriptions
LED COLOR STATUS DESCRIPTION
S1
S2
Green Blinking
ON
OFF
The system is transmitting/receiving through the stacking port.
The link through the stacking port is up.
The link through the stacking port is down.
PWR Green ON
OFF
The system is turned on.
The system is off.
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