Rs-232C Protocol - Kyocera Ecosys FS-6700 Service Manual

Computer
serial port
(DB-25)
GND-1
TXD-2
RXD-3
RTS-4
CTS-5
DSR-6
GND-7
DTR-20
RS-422A
Computer
serial
interface
Frame gr.
Signal gr.
Rx term.
Tx term.
On the computer serial port, investigate pin assignments depending on the com-
puter manufacturer*s instruction. 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-232C protocol

The serial interface supports the full baud rates of: 300, 600, 1,200, 2,400, 4,800,
9,600, and 19,200, 38,400, 57,600, and 115.2k (bps). For adjusting serial interface
parameters including baud rate, parity, etc., refer to chapter 7 in the printer's
user's Manual.
A-8
Printer
serial port
(DB-25)
1-FG
2-TXD
3-RXD
4-RTS
5-CTS
6-DSR
7-SG
20-DTR
Printer
serial port
(DB-25)
1-FG
3-RD-
7-SF
9-SD-
10-SD+
18-RD+
FS-6700