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PS/2（Top）
USB1/2
USB3
LPT
VGA
COM1
MIDI
LINE OUT/LINE IN/MIC
CD_IN
IDE1/IDE2
FDD
PW1
PW2
FAN 1/2
IrDA
Function Port Panel
Power Supply LED
HDD LED
ATX Power Supply Switch
Reset Switch
Speaker Input
4.2 CPU Installation
This mainboard has a socket478 processor socket. Follow these instructions
to install the CPU:
1.Unhook the CPU socket's locking lever by pulling it away from socket
and raising it to the upright position.
2.Match the pin 1 corner of CPU socket to the one of processor, and insert
the processor into the socket. Do not use force.
3.Push the locking lever down and hook it under the latch on the edge of
socket.
4.Apply thermal grease to the top of the CPU.
5.Lower the CPU fan/ heatsink unit onto the CPU and CPU socket, and then
PS/2 Mouse Header(Up Green)
USB1/2 Connector Port
USB3 Connector Port
Printer Connector Port
VGA Display Connector Port
Serial Ports COM1 Connector Port
MIDI Port
Audio Output/Audio Input/Microphone
CD-ROM Audio Input Port
Primary IDE/Secondary IDE Port
Floppy Disk Drive Connector Port
ATX_20 Power Supply Connector Port
ATX_4 Power Supply Connector Port
CPU System Fan Port
IrDA Infrared Port
Pin 1:Power Supply Anode；Pin 3、5：Ground
Pin 2:Power Supply Anode; Pin 4：LED Signal
Pin 10:Switch Signal; Pin 8：Power Supply
Anode
Pin 14:Ground;Pin 16:Reset Signal
Pin 9:Speaker Audio Input; Pin 15：Power
Supply Anode
9
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