Intel 845GV 用户手册

 
Connectors 
PS/2 (Bottom) 

PS/2 Keyboard (Down Purple) 

PS/2 (Top) 

PS/2 Mouse Header (Up Green) 

USB 0/1 

USB 0/1 Connector Port 

USB 2/3 

USB 2/3 Connector Port 

LPT 

Printer Connector Port 

VGA 

VGA Display Connector Port 

COM1 

Serial Ports COM1 Connector Port 

GAME/MIDI Game/MIDI 

Port 

LINE OUT/LINE IN/MIC 

Audio Output/Audio Input/Microphone 

CD_IN 

CD-ROM Audio Input Port 

IDE1/IDE2 

Primary IDE/Secondary IDE Port 

FDD 

Floppy Disk Drive Connector Port 

PW1 

ATX_20 Power Supply Connector Port 

PW2 

ATX_4 Power Supply Connector Port 

FAN ½ 

CPU System Fan Port 

IrDA 

IrDA Infrared Port 

 
Function Port Pane1 
 
Power Supply LED 

Pin 1:Power Supply Anode; Pin 3: Ground 

HDD LED 

Pin 2: Power Supply Anode; Pin 4: LED Signal 

ATX Power Supply Switch 

Pin 8: Switch Signal; Pin 10: Power Supply 
Anode 

Reset Switch 

Pin 14: Ground; Pin 16:Reset Signal 

Speaker Input 

Pin 9: Speaker Audio Input; Pin 15 : Power 
Supply Anode 

 
4.2 CPU Installation 
 
This main board has a socket 478 processor socket. Follow these instructions to install 
the CPU: 
1. Unhook the CPU socket’s locking lever 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/heat sink unit onto the CPU and CPU socket, and then use the 
retention module clamps to snap the fan/heat sink into place. 
6. Plug the CPU fan power cable into the CPU cooling fan power supply connector on the 
main board.