Samsung SRP-250 Series Operator's Manual page 14

Serial Interface Specification
SW FUNCTION
1 Data Receive Error
2 Hand Shaking
3 Word length
4 Parity check
5 Parity selection
6 Baud Rate selection
7
8 Hexadecimal dump
l
NOTE : When the word length is 7 bits, you can not parity check OFF status.
Transmission speed
1200 baud
2400 baud
4800 baud
9600 baud
MODE
Epson
Citizen
Star
DIP Switch 1 Functions
ON
Print ¡ ° ? ¡ ±
Ignore
XON/OFF DTR/DSR
7 bits
Yes
EVEN
Refer to the following table
ON
Baud rate selection
SW – 6
ON
OFF
ON
OFF
DIP Switch 2 Functions
SW – 1
OFF
ON
OFF
13
OFF DEFAULT
OFF
OFF
8 bits OFF
No OFF
ODD OFF
OFF
OFF
OFF OFF
SW – 7
ON
ON
OFF
OFF
SW – 2
OFF
OFF
ON