8
EN
Physical Connection
If the IP PBX is installed in the computer room, and the room has dedicated Grounding bar, then the
using of ground wire to connect the device with the Grounding bar is put to the first consideration.
If the device is installed in the normal environment, the device can be grounded via the PE (Protecting
Earth) cable of the AC power supply.
SLOT2
SLOT1
USB
HDMI
LAN
WAN
PWR
Power
Router
Computer
PSTN
1
2
3
4
1
2
3
4
AC Power Cord (with PE cable)
SLOT2
SLOT1
USB
HDMI
LAN
WAN
PWR
1
2
3
4
1
2
3
4
