User manual

Chapter 2 Hardware Installation Page 22
Power On
To power up the SGT-LD-55-23, follow the steps below:
1. Plug a user-supplied Cat-5 Ethernet cable from your wired LAN (or a computer) into the power
injector RJ-45 jack (DATA IN);
2. Plug a user-supplied Cat-5 Ethernet cable from the SGT-LD-55-23 into the power injector RJ-45
jack (P+DATA OUT);
3. Connect the power module to the power injector and plug the AC cord into an AC power
receptacle;
4. After being powered on, the device will send out a beep sound lasting about 1.5 seconds,
informing you that the SGT-LD-55-23 is powered up! Wait about 60 seconds - system will be
initialized and start working.
Figure 13 PoE Connection
Make sure the PoE is correctly connected to the RJ-45 port to the SGT-LD-55-23
labelled PoE+Data, otherwise the SGT-LD-55-23 will be severely damaged!
Warning: