Supermicro X7DA3 User Manual page 51

2-9 Parallel Port, Floppy Drive, Hard Disk Drive and
SIMLP IPMI 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 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 (Printer) Port
Connector
The parallel (printer) port is located
at J21. See the table on the right for
pin defi nitions.
A
LAN1/2
CD2 CD1
Line-In/
Line-
JPAC
Out
Mic
SIM LP IPMI
PCI-Exp x16
PCI-33MHz
Pin#
1
3
5
7
9
11
13
15
17
19
21
23
25
CPU
PSF
J17
Fan 1
J3P
JAR
SAS
Controller
2-31
Chapter 2: Installation
Parallel (Printer) Port Connector
Pin Defi nitions
Defi nition Pin # Defi nition
Strobe- 2 Auto Feed-
Data Bit 0 4 Error-
Data Bit 1 6 Init-
Data Bit 2 8 SLCT IN-
Data Bit 3 10 GND
Data Bit 4 12 GND
Data Bit 5 14 GND
Data Bit 6 16 GND
Data Bit 7 18 GND
ACK 20 GND
BUSY 22 Write Data
PE 24 Write Gate
SLCT 26 NC
8-pin PWR
JPW3
A. Parallel Port