Epson 836XL - Manual (Page 106)

Specifications Page 106
SCSI Interface
Interface type ANSI Standard X3.131-1986
Functions BUS FREE phase
ARBITRATION phase
SELECTION/RESELECTION phase
COMMAND phase
(the Logical Unit number is fixed at 0 and the command
link function is not supported)
DATA phase
Data in phase
Data out phase
STATUS phase
MESSAGE phase
MESSAGE IN phase
MESSAGE OUT phase
ATTENTION condition
RESET condition
Logic level TTL compatible
Electrical
standard ANSI Standard X3.131-1986
ID Setting Can be set from 0 to 7