Serial Interface Connector; System Board Connector Numbers And Types; Rs-232C Serial Port Connector Pin Assignments - NEC Direction SP E-Series Reference Manual

Function
Parallel Interface
Serial Interface
Mouse
Keyboard
Diskette Drive
Power Supply (Primary)
DIMM Sockets
IDE Interface (Primary)
IDE Interface (Secondary)
Front Panel
USB

Serial Interface Connector

Pin assignments for the serial interface port connector are listed in the following
table.
Pin
1
2
3
4
5
6
7
8
9
B-4 Connector Pin Assignments

System Board Connector Numbers and Types

Number
J1F2
J1G1
J1J1
J1J1
J10F1
J7H1
J6F1 (Bank 0)
J6F2 (Bank 1)
J9D2
J9D1
J10D1
J1H1

RS-232C Serial Port Connector Pin Assignments

Signal
DCD
Serial In#
Serial Out#
DTR#
Ground
DSR
RTS
CTS
RI
Type
25-pin female sub D-shell
9-pin D-shell
6-pin PS/2 style connector
6-pin PS/2 style connector
2 x 17-pin male
2 x 10-pin locking header
72 pin single inline connector
2 x 20-pin header
2 x 20-pin header
1 x 25-pin header
female USB stacked connector
Description
Carrier detect
Receive data
Transmit data
Data terminal ready
Signal ground
Data set ready
Request to send
Clear to send
Ring indicator