J4: Parallel Port Connector; J9: Irda Connector - TMC TI6NB User Manual

5.7 J4: Parallel Port Connector

J4 is a DB-25 external connector as seen in the above figure. The
following table describes the pin- out assignments of this connector.
Signal Name
Line printer strobe
PD0, parallel data 0
PD1, parallel data 1
PD2, parallel data 2
PD3, parallel data 3
PD4, parallel data 4
PD5, parallel data 5
PD6, parallel data 6
PD7, parallel data 7
ACK, acknowledge
Busy
Paper empty
Select

5.8 J9: IrDA Connector

This connector is used for an IrDA connector that supports infrared
wireless communication.
+5V IRRX IRTX
N.C. GND
TI6NB Pentium II 440BX ATX Motherboard User's Manual
Chapter 5 Installation
Pin # Pin # Signal Name
1 14 AutoFeed
2 15 Error
3 16 Initialize
4 17 Select
5 18 Ground
6 19 Ground
7 20 Ground
8 21 Ground
9 22 Ground
10 23 Ground
11 24 Ground
12 25 Ground
13 N/A N/A
J9 Pin # Signal Name
1 +5V
2 No connect
3 Ir RX
4 Ground
5 Ir TX
21