Epson 1500 - Manual (Page 100)

BAUDRATE-Use this option to set the data transfer rate
(baud) for the serial interface. The baud rate is measured in bits
per second (bps). See your computer manual and software
documentation for the proper setting. The factory setting is
9600.
Menu/submenu
BAUDRATE
Available options
9600 300
600
1200
2400
4800
9600
19200
38400
PARITY-When this option is set to NONE, parity checking is
disabled. The parity bit, if used, provides a basic form of error
detection. See your computer manual and software
documentation for the proper setting.
Menu/submenu
PARITY
Available options
N O N E N O N E
EVEN
ODD
STOP BIT-Use this option to set the number of stop bits on
each character of information sent to the printer. Stop bits
signal the end of a character.
Menu/submenu Available options
STOP BIT 2 1 or 2
4-16 SelecType