Epson Equity LT-386SX User Manual page 120

Because the computer is upside down, the DIP switch numbers
are upside down and the ON/OFF orientation is reversed. Take
care when changing a DIP switch setting that you are changing
the correct switch.
SWITCH DESCRIPTION
SW-1 SWAP THE FDD
SW -2 PRIMARY DISPLAY
SW-3 SELECT SERIAL PORT
SW-4 ENABLE SERIAL PORT
SW-5 SELECT PARALLEL PORT
SW-6 ENABLE PARALLEL PORT
SW-7 SELECT B DRIVE
SW-8 NOT USED
The following table lists the system functions these switches
control.
DIP switch settings
1 ON'
OFF
2 ON*
OFF
3 ON*
OFF
A-4 DIP Switches
THE PICTURE SHOWS FACTORY SETTING
ON:
OFF :
ON:
OFF :
ON:
OFF :
ON:
OFF:
ON:
OFF.
ON:
OFF :
ON
OFF :
MUST
Defines the internal 1.44MB, 3'binch diskette drive
as A and the external 1.2MB, 5'k-inch drive as 8.
Defines the internal 1.44MB, 3'h-inch diskette drive
as B and the external 1.2MB, 5'binch drive
The primary display is color.
The primary display is monochrome.
Selects serial port 1 (COM1, I/O addresses 3F8H
through 3FFH) as the serial port.
Selects serial port 2 (COM2, I/O addresses 2F8H
through 2FFH) as the serial port.
A: IS A: AND B: IS B:
A: IS B: AND B: IS A:
PRIMARY IS COLOR DISPLAY
PRIMARY IS MONOCHROME DISPLAY
SERIAL PORT IS 3F8H THROUGH 3FFH
2F8H THROUGH 2FFH
ENABLE THE SERIAL PORT
DISABLE THE SERIAL PORT
PARALLEL PORT IS 378H THROUGH 37FH
278H THROUGH 27FH
ENABLE PARALLEL PORT
DISABLE PARALLEL PORT
INTERNAL 13 DRIVE
EXTERNAL 8 DRIVE
ALWAYS BE ON
as
A.