DPtech LSW3003 Series Industrial Ethernet Switch Installation Manual
Chapter 3 Device Installation
8
2.Method for connecting DC power cable
Ensure that the protection grounding wire has been correctly connected to the earth, and check the
voltage value of each pin (pictured above). The L is connected with a power supply live Wire, N is
connected with zero line,
grounding earth.
Caution:
1.Before connecting the power supply, user should connect the device to the earth reliably. Well
connect to the earth and separate cables can suppress electromagnetic interference, so as to ensure that
the device is in good working condition.
2.Please check the voltage value and pin before plugging in the cable of power supply to the device, so
as to guard against the wrong or reverse connection.
3.6 Connecting interface cable
3.6.1 Connecting Ethernet management port
(1)Allows you to configure the switch through RS232 asynchronous serial configuration port
（
Console
）
,
which connect to terminal PC serial port through configuration cable.
(2) Plug the DB-9 female connector of the console cable to the serial port of the PC.
(3) Plug the RJ-45 connector of the console cable to the console port of the switch.
