NCR 7773 - Page 56

1-42 Product Overview
RJ12 Serial (Two Enhanced UART and Two Standard UART)
The Serial Centric I/O Board provides a quad-package RJ12 serial port (two Enhanced
UART and two Standard UART). The RJ12 port is an unshielded 6-pin. The color of the
connector is black.
Pin Signal Name
1 RTS
2 GND
3 TX
4 RX
5 GND
6 CTS