22
(2)
ATX 12V Power Connector (4-pin block) : ATX12V
This is a new defined 4-pins connector that usually comes with ATX Power Supply. The
ATX Power Supply which fully support Pentium 4 processor must including this
connector for support extra 12V voltage to maintain system power consumption.
Without this connector might cause system unstable because the power supply can not
provide sufficient current for system.
(3)
PS/2 Mouse & PS/2 Keyboard Connector: PS2KBMS
The connectors for PS/2 keyboard and PS/2 Mouse.
(4)
USB Port connector: USB1
The connectors are 4-pin connector that connect USB devices to the system board.
(5) LAN Port connector: UL1
This connector is optional standard RJ45 connector for Network
(6)
Parallel Port Connector (25-pin female): PARALLEL
Parallel Port connector is a 25-pin D-Subminiature Receptacle connector. The On-
board Parallel Port can be disabled through the BIOS SETUP. Please refer to Chapter 3
“INTEGRATED PERIPHERALS SETUP” section for more detail information.
(7)
Audio Connector : CN1(LINE-OUT/ LINE_IN/MIC)
This Connector are 3 phone Jack for LINE-OUT, LINE-IN, MIC.
Line-out :
Audio output to speaker
Line-in :
Audio input to sound chip
MIC :
Microphone
Connector
(8)
Serial Port COM1 : COM1
COM1 is the 9-pin D-Subminiature male connector. The On-board serial port can be
disabled through BIOS SETUP. Please refer to Chapter 3 “INTEGRATED PERIPHERALS
SETUP” section for more detail information.
Pin 1
