
4–4
Connecting Peripherals
Note: If the PC is connected directly to the SMG-3000 system, a UTP crossover cable is required. If the connection is
via a hub, a straight-through cable should be used.
Connecting the PC for PMS
The PMS (Property Management System) is a software package running on a PC which is used in hotels and
similar establishments. The PMS receives details of phone bills, the current status of guest-rooms, etc, from
the system and monitors activity and prints reports for management purposes.
1. Prepare an RS-232C cable with 25-pin connectors that will be used to connect the PMS PC and the
SMG-3000. Pin connections are as shown below.
2. Connect the PC end of the cable to the 25-pin serial port on the rear of the PC
SMG-3000
PC
25-pin serial port
RS-232C cable