Chapter 2
2-8
USB Port Connectors
The mainboard provides 2 USB 2.0/1.1 ports (plus 1 pin-headers for up to 2
additional USB 2.0 connections). USB-compatible devices can be plugged
directly into these ports.
Parallel Port Connector: LPT1
The mainboard provides a 25-pin female connector for LPT (parallel port).
A parallel port is a standard printer port that supports Enhanced Parallel Port
(EPP) and Extended Capabilities Parallel Port (ECP) modes.
PIN
SIGNAL DESCRIPTION
1
STROBE
Strobe
2
DATA0
Data0
3
DATA1
Data1
4
DATA2
Data2
5
DATA3
Data3
6
DATA4
Data4
7
DATA5
Data5
8
DATA6
Data6
9
DATA7
Data7
10
ACK#
Acknowledge
11
BUSY
Busy
12
PE
Paper End
13
SELECT
Select
14
AUTO FEED#
Automatic Feed
15
ERR#
Error
16
INIT#
Initialize Printer
17
SLIN#
Select In
18
GND
Ground
19
GND
Ground
20
GND
Ground
21
GND
Ground
22
GND
Ground
23
GND
Ground
24
GND
Ground
25
GND
Ground
Pin Definition
USB Ports
1 2 3 4
5 6 7 8
13
1
14
25
RJ-45 NIC Port
The mainboard provides one standard
RJ-45 port for connection to the Lo-
cal Area Network (LAN). You can con-
nect a network cable to the LAN port.
Pin Definition
PIN
SIGNAL
DESCRIPTION
1
VCC
+5V
2
-Data 0
Negative Data Channel 0
3
+Data 0
Positive Data Channel 0
4
GND
Ground
5.
VCC
+5V
6.
-Data 1
Negative Data Channel 1
7.
+Data 1
Positive Data Channel 1
8.
GND
Ground
