Service Manual
Page 175
... serial interface supports the full baud rate of: 1200, 2400, 4800, 9600, and 19200, 38400, 57600 and 115.2 k (bps). C-11 FS-1050 Since the RS-422A configuration does not employ control lines except for data transmission/reception, select a mode in which signals such as DTR are not... used. RS-422A Computer serial interface Frame ground Signal ground Rx terminal Tx terminal Printer serial port (DB-25) 1 FG 3 RD− 7 SG 9 SD− 0 SD+ * RD+ On the computer serial port, investigate pin assignments depends on the computer manufacture's instruction.
... serial interface supports the full baud rate of: 1200, 2400, 4800, 9600, and 19200, 38400, 57600 and 115.2 k (bps). C-11 FS-1050 Since the RS-422A configuration does not employ control lines except for data transmission/reception, select a mode in which signals such as DTR are not... used. RS-422A Computer serial interface Frame ground Signal ground Rx terminal Tx terminal Printer serial port (DB-25) 1 FG 3 RD− 7 SG 9 SD− 0 SD+ * RD+ On the computer serial port, investigate pin assignments depends on the computer manufacture's instruction.