Epson GT-6500 EN - Manual (Page 216)

DIP Switch Setting
The DIP switch settings are different for the GT-6500 and
ES-600C. Both versions are listed below.
GT-6500
The GT-6500 has two banks of DIP switches on the front of the
scanner. The tables below show the function of each switch and
the preset factory settings. The shaded boxes show the factory
settings.
DIP switch 1 settings
Switch No. Function ON OFF
SW 1-1 Baud rate See table
SW 1-2
SW 1-3
SW 1-4 Stop bit 2 bits 1 bit
SW 1-5 Parity bit Even Odd
SW 1-6 Parity check Enabled Disabled
SW 1-7 Printer type for
direct printing See table
SW 1-8
B-34 Scanner Model Technical Data