## 4.2 Power-on

(1) Check the items before power-on.

○ The equipment is properly grounded.

○ The power cord is reliably connected.

○ The input voltage meets the requirement.

○ The Ethernet cable is properly connected, and the client such as a PC used for configuration is already turned on.

(2) Power on the equipment.

(3) Check the items after power-on.

After the equipment is powered on, check the following items:

○ The system status LED works properly.

○ Service ports can forward data properly.