RG-IS2700G Series Switch Hardware Installation and Reference Guide
2.
Turn bolts on the connector clockwise and plug the connector into the switch.
The RG-IS2712G-DC switch adopts the DC power input. Two power supplies are supported for 1+1 power redundancy.
3.4 Checking after Installation
Before checking the installation, switch off the power supply so as to avoid any personal injury or damage to the component due
to connection errors.
Check that the ground line is connected.
Check that the cables and power input cables are correctly connected.
Check that sufficient airflow is available around the device.