Planet SGSW-24040 User Manual page 42

The device is a power-required device, it means, it will not work till it is powered. If your networks should
active all the time, please consider using UPS (Uninterrupted Power Supply) for your device. It will
prevent you from network data loss or network downtime.
Power Notice:
In some area, installing a surge suppression device may also help to protect your Managed Switch from
being damaged by unregulated surge or current to the Switch or the power adapter.
■ DC Power Connector
The rear panel of the SGSW-24040R contains a power switch and a DC power connector, which accepts DC power input
voltage from -30V to -60V DC. Connect the power cable to the Managed Switch at the input terminal block. The size of the
two screws in the terminal block is M3.5.
Before connect the DC power cable to the input terminal block of SGSW-24040R, ensure that the power
Warning:
switch in the "OFF" position and the DC power is OFF
■ Stack ports
SGSW-24040 / 24040R Series
There are two High-Performance stack ports on the rear panel. One is STX1 / Cascade Down and the other is STX2 /
Cascade UP.
 When stacked, the STX1 / Cascade Down port should connect to the other switch's STX2 / Cascade UP port and the
STX2 / Cascade UP port should connect to other switch's STX1 / Cascade Down out.
 You can just use attached PLANET CB-STX50 or longer stack cable CB-STX200 connector to stack.
 The CB-STX50 and CB-STX200 are Cross-Overed HDMI cables; only attached PLANET stack cable can be used.
 Plug-and-play connection.
Figure 2-13 Rear Panel of SGSW-24040R
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User's Manual of SGSW-24040 / 24240 Series