Samsung SMG-3000 Installation Manual

4–4 Connecting PeripheralsNote: If the PC is connected directly to the SMG-3000 system, a UTP crossover cable is required. If the connection isvia a hub, a straight-through cable should be used.Connecting the PC for PMSThe PMS (Property Management System) is a software package running on a PC which is used in hotels andsimilar establishments. The PMS receives details of phone bills, the current status of guest-rooms, etc, fromthe 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 theSMG-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 PCSMG-3000 PC25-pin serial portRS-232C cable