5-11 Parallel Port, Floppy And Hard Drive Connections; Parallel Port Connector - Supermicro 7044H-32R User Manual

5-11 Parallel Port, Floppy and Hard Drive Connections

Note the following when connecting the fl oppy and hard disk drive cables:
• The fl oppy disk drive cable has seven twisted wires.
• A red mark on a wire typically designates the location of pin 1.
• A single fl oppy disk drive ribbon cable has 34 wires and two connectors to provide
for two fl oppy disk drives. The connector with twisted wires always connects to
drive A, and the connector that does not have twisted wires always connects to
drive B.

Parallel Port Connector

See the table below for pin defi nitions
of the parallel (printer) port.
Chapter 5: Advanced Serverboard Setup
Parallel (Printer) Port Connector
Pin Defi nitions
Pin# Defi nition Pin #
1 Strobe- 2
3 Data Bit 0 4
5 Data Bit 1 6
7 Data Bit 2 8
9 Data Bit 3 10
11 Data Bit 4 12
13 Data Bit 5 14
15 Data Bit 6 16
17 Data Bit 7 18
19 ACK 20
21 BUSY 22
23 PE 24
25 SLCT 26
5-21
Defi nition
Auto Feed-
Error-
Init-
SLCT IN-
GND
GND
GND
GND
GND
GND
Write Data
Write Gate
NC