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Page 10
Section 2 … Serial Communications
RS 232 Communication Interface (Standard)
§ Eight position dip switch, located to the left of the paper roll, is used to select and set the
serial RS232 interface. The printer reads these switches once on initial power-up (see
below).
§ Proper Baud Rate and protocol settings are required to communicate with a host
computer. The standard factory setting is 19,200 BAUD, 8 DATA BITS, NO PARITY
BIT, and one STOP BIT, all switches in off position. To make changes use the table
below:
Dip Switch Function
1 & 2 Baud rate
SW1 SW2
19,200
off off
9,600
on off
4,800
off on
2,400
on on
3 No. of data bits
SW3
7 Data Bits
on
8 Data bits
off
4 & 5 Parity bit
SW4 SW5
No Parity
off off
Odd Parity
on off
Even Parity
on on
6 Hardware Handshaking
SW6
enable
on
disable
off
7 Clock and Calendar
SW7
clock set
on
8 Communication Interface
SW8
RS232
off
IrDA
on