PC (via USB version 2.0)
The PBX is equipped with a USB interface. This interface provides communication between the PBX and a
PC.
The PC is used for system programming, diagnostics and external system database storage (save/load)
functions.
Pin Assignments
No.
1
2
1
2
3
4
3
4
Signal Name
VBUS
USB D-
USB D+
GND
2.9 Connection of Peripherals
Installation Manual
101