Installation guide

Hospitality systems 7-25
Hospitality system administration
Standard 2.0 Meridian Mail Mini and Enhanced Card Option May 2000
Installation and Maintenance Guide
RS-232C Port 3 (DTE) connection
RS-232C
Port 4 (DTE) connection
Port P0 pin # Port P3 pin # Signal Names
42 2 TXD3
43 4 RTS3
44 20 DTR3
17 3 RXD3
18 5 CTS3
19 6 DSR3
20 8 DCD3
25,50 1 FGND
25,50 7 GND
Port P0 pin # Port 4 pin # Signal Names
46 2 TXD4
47 4 RTS4
48 20 DTR4
21 3 RXD4
22 5 CTS4
23 6 DSR4
24 8 DCD4
25,50 1 FGND
25,50 7 GND