Epson T88 Interface Connection Details - RS485, Installing the Epson printer interface, Link

Installing the Epson printer interface

Interface Connection Details – RS485

Failure to install the ferrite sleeves on the power and data cables as shown, will compromise the EMC performance of this unit, relevant to the EMC directive 89/336/EEC.

RS485 data out P5

Pin 4	-	Black
Pin 3	+	Red
Pin 2	ground	White
Pin 1	-EN	LINK

cable gland on rear of interface

ferrite interface

route data cable through the respective ferrite and loop through once again.

*IMPORTANT: cable must be looped through ferrite sleeve.

ferrite sleeve

Vi-POSCON

	DATA IN
Pin 4	RX+	Red
Pin 9	RX-	Black
Pin 5	ground	White	DB 9 (F)

data out from P5 should be terminated with a DB9 (Vi-POSCON)

On Vi-POSCON pcb, enable the relevant RS485 input by moving

the corresponding	jumper (P9 - P12) per input channel (1-4)
i.e. from ;		to ;

N.B. towards front of Vi-POSCON unit.

Vi-POSIF-S EPSON TM T 88 serial SHEET 4-9