Connector Configurations; Rs-232C - For Computers With A Db-9 Connector; Rs-232C - For Computers With A Db-25 Connector - Kyocera FS-1050 - B/W Laser Printer Service Manual

Connector configurations

The printer uses a DB-25 connector for the serial interface. Depending on the computer configurations
for serial interface, use either of the appropriate configurations. A special cable must be prepared or
obtained for the RS-422A configuration by referring to the diagram (last) below.

RS-232C - For computers with a DB-9 connector

RS-232C - For computers with a DB-25 connector

FS-1050
Computer
serial port (DB-9)
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
Computer
serial port (DB-25)
1
GND
2
TXD
3
RXD
4
RTS
5
CTS
6
DSR
7
GND
)
DTR
Printer
serial port (DB-25)
2
TXD
3
RXD
4
RTS
5
CTS
6
DSR
7
SG
)
DTR
Printer
serial port (DB-25)
1
FG
2
TXD
3
RXD
4
RTS
5
CTS
6
DSR
7
SG
)
DTR
C-10