CHAPTER 2 –Hardware Installations
12 SPI-8450-LLVA
2.6 Parallel Port Connector: CN3
The parallel port bracket can used to add an additional parallel port for additional
parallel devices. There are four options for parallel port operation:
y Compatible (Standard mode)
y Bi-Directional (PS/2 compatible)
y Bi-Directional EPP. A driver from the peripheral manufacturer is required for
operation.
y Bi-Directional High-speed ECP
PIN No. Function PIN No. Function
1STROBE 2ALF
3PD0 4ERROR
5PD1 6INIT
7PD2 8SLCT IN
9PD3 10 GND
11 PD4 12 GND
13 PD5 14 GND
15 PD6 16 GND
17 PD7 18 GND
19 ACK 20 GND
21 BUSY 22 GND
23 PE 24 GND

CN3

1 2
25 26
25 SLCT 26 N.C