Gigabyte Ga6vxc74xp Manual

CPU Speed Setup 
14 
22. Pentium !!!
 800/133MHz FSB  
SW2 ON 
1 2 3 4 
SW1 ON 
1 2 3 4 5 6 
 
23. Pentium

 !!!
 866/133MHz FSB 
 
SW2 ON 
1 2 3 4 
SW1 ON 
1 2 3 4 5 6 
 
24. Pentium
 !!!
 933/133MHz FSB 
 
SW2 ON 
1 2 3 4 
SW1 ON 
1 2 3 4 5 6 
 
25. Pentium
 !!!
 1G Hz /133MHz FSB 
 
SW2 ON 
1 2 3 4 
SW1 ON 
1 2 3 4 5 6  

6VXC7-4X-P Motherboard 
15 
Connectors 
COM A / COM B / LPT Port   
COM A  COM B LPT Port 
 
USB Connector 
  
Pin No.  Definition 
1 USB V0 
2 USB D0- 
3 USB D0+ 
4 GND 
5 USB V1 
6 USB D1- 
7 USB D1+ 
8 GND  
5 6 
7 
8 
4 
3  2 
1 
  

Connectors 
16 
PS/2 Keyboard & PS/2 Mouse Connector 
  
PS/2  
Mouse/Keyboard 
Pin No.  Definition 
1 Data 
2 NC 
3 GND 
4 VCC(+5V) 
5 Clock 
6 NC PS/2 Keyboard PS/2 Mouse 
1 2 
3 4 
5 6 
 
JP16: CPU Fan   
  
Pin No.  Definition 
1 Control 
2 +12V 
3 SENSE 
 
1 
  

6VXC7-4X-P Motherboard 
17 
JP15: Power Fan   
 
Pin No.  Definition 
1 Control 
2 +12V 
3 NC 
 
1 
 
JP2: Sysem Fan   
 
Pin No.  Definition 
1 Control 
2 +12V 
3 SENSE 
 
1 
  

Connectors 
18 
ATX Power 
 
Pin No.  Definition 
3,5,7,13, 
15-17 GND 
1,2,11 3.3V 
4,6,19,20 VCC 
10 +12V 
12 -12V 
18 -5V 
8 Power Good 
9  5V SB stand by+5V 
14 PS-ON(Soft On/Off)  
20 
10 11 
1 
 
Floppy Port 
  
Red Line 
FDD1 
  

6VXC7-4X-P Motherboard 
19 
IDE1(Primary), IDE2(Secondary) Port 
  
IDE 1  IDE 2 
Red Line 
 
 
J3 : Ring Power On (Internal Modem Card Wake Up)  
Pin No.  Definition 
1 Signal 
2 GND  
1 
  

Connectors 
20 
J1: Wake On LAN 
 
Pin No.  Definition 
1 +5V SB 
2 GND 
3 Signal 
1 
 
J4 : IR 
 
Pin No.  Definition 
1 VCC (+5V) 
2 NC 
3  IR Data Input 
4 GND 
5  IR Data Output 
1  

6VXC7-4X-P Motherboard 
21 
Panel and Jumper Definition 
J2 : 2x11 Pins Jumper 
 
RE GN 
GD PW 
P+P
−P
− 
S P K   HD 
1 1 1 
1 
 
GN (Green Switch)  Open: Normal Operation 
Close: Entering Green Mode 
GD (Green LED)  Pin 1: LED anode(+) 
Pin 2: LED cathode(−
) 
HD (IDE Hard Disk Active LED)  Pin 1: LED anode(+) 
Pin 2: LED cathode(−
) 
SPK (Speaker Connector)  Pin 1: VCC(+) 
Pin 2- Pin 3: NC 
Pin 4: Data(−
) 
RE (Reset Switch)  Open: Normal Operation 
Close: Reset Hardware System 
P+P−
P−
(Power LED) Pin...

Panel and Jumper Definition 
22 
JP1 : Clear CMOS Function 
  
1 
Pin No.  Definition 
1-2 Close  Normal (Default) 
2-3 Close  Clear CMOS   
 
JP23 : Case Open 
 
Pin No.  Definition 
1 Signal 
2 GND  
1 
  

6VXC7-4X-P Motherboard 
23 
JP19 : Support Cyrix CPU Selection(Optional) 
 
Pin No.  Definition 
Open Normal(Default) 
Close Support Cyrix 
133MHz 
 
1 
 
JP7/JP8/JP18 : Onboard AC97& AMR (Primary or Secondary ) Select 
(Optional) (AMR
Æ
ÆÆ Æ Audio Modem Riser)
 
 
Jumper 
Function JP7 JP8 JP18 
Only AC97 1-2 
Close 1-2 
Close OFF 
 Only AMR 
(Primary)
 
(Default)
   3-4 
Close 3-4 
Close OFF 
 AC97+MR 
(Secondary)  1-2 
Close 1-2 / 3-4 
Close  ON 
 
JP18  1  1 JP8 
JP7 
1