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The CPU fan connector supports Max. current up to 600 mA. • This connector allows you to link with the cooling fan on the system case to lower the system temperature. • This connector (ATX +12V) supplies the CPU operation voltage (Vcore). If this "ATX+ 12V connector" is not connected, system cannot boot. • AC power cord should only be connected to your power supply unit after ATX power cable and other related devices are firmly connected to the motherboard. English - 17 -Hardware Installation Process EnglishEnglish 5) IDE1 / IDE2 (IDE1 / IDE2 Connector) • Important Notice: Please connect first hard disk to IDE1 and connect CD-ROM to IDE2. The red stripe of the ribbon cable must be the same side with the Pin1. IDE21 IDE1 1 • Please connect the floppy drive ribbon cables 6) FDD (Floppy Connector) to FDD. It supports 360K, 1.2M, 720K, 1.44M and 2.88M bytes floppy disk types. The red stripe of the ribbon cable must be the same side with the Pin1. 1 7) DIMM_LED • Do not remove memory modules while DIMM LED is on. It might cause short or other unexpected damages due to the 3.3V stand _ + by voltage. Remove memory modules only when STR function is disabled by jumper and AC Power cord is disconnected. 8) PWR_LED • PWR_LED is connect with the system power indicator to indicate whether the system is on/off. It will blink when the system enters MPD+ MPD1 suspend mode. If you use dual color LED, power LED will turn MPD- to another color. GA-8IMMT4 Motherboard - 18 9) F_PANEL (2x10 Pins Connector) 20 19 MSG+MSGPW+ PW SPK+ SPK SPK GN1 GN+ 111 1 1 11 20 GD 19 SPK+ 1 1 GD+ HD+ HDRST+ RSTNC GD+GDGN+ GN NC PW RST- In PCB ver. 1.0 PW+ 1 1 RST+ MSG HD MSG+ 1 1 HD+ 2 1 In PCB ver. 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(-) RES (Reset Switch) Open: Normal Operation Close: Reset Hardware System PW (Soft Power Connector) Open: Normal Operation Close: Power On/Off MSG(Message LED/Power/ Sleep LED) Pin 1: LED anode(+) Pin 2: LED cathode(-) NC NC • Please connect the power LED, PC speaker, reset switch and power switch etc of your chassis front panel to the F_PANEL connector according to the pin assignment above. English - 19 -Hardware Installation Process English • Connect CD-ROM or DVD-ROM audio out to the connector. • Connect other device (such as PCI TV Tunner audio out) to the connector. AUX-L AUX-R GND GA-8IMMT4 Motherboard - 20 13) F_USB1 / F_USB2 (Front USB Connector) (F_USB1 & F_USB2 connectors in yellow are for USB 2.0) USB Dy- PowerUSB Dx1 PowerGNDGND 1 NDCDBNRTSBNSOUTBGNDNRIBNSINBNDTRBNDSRBNCTSBNC USB Dy+ USB Dx+ USB OverCurrent • Be careful with the polarity of the front USB connector. Check the pin assignment while you connect the front USB cable. Please contact your nearest dealer for optional front USB 2.0 cable. • Be careful with the polarity of the COMB connector. Check the pin assignment while you connect the COMB cable. Please contact your nearest dealer for optional COMB cable. • Be careful with the polarity of the IR connector 14) COMB 15) IR 1 while you connect the IR. Please contact your nearest dealer for optional IR device. VCC(+5V) IR Data Input GND IR Data Output English - 21 -Hardware Installation Process EnglishEnglish 16) CI (CASE OPEN) • This 2-pin connector allows your system to enable or disable the “Case Open” item in BIOS, if the system case begin remove. GND 1 1 Signal GND Signal In PCB ver. 1.0 In PCB ver. 1.1 17) CLR_CMOS (Clear CMOS)# • You may clear the CMOS data to its default values by this jumper. 1-2 close: Clear CMOS To clear CMOS, temporarily short 1-2 pin. 1 # Default doesn’t include the “Shunter” to prevent from improper use this jumper. Open: Normal 1 18) BAT1 (Battery) CAUTION • Danger of explosion if battery is incorrectly replaced. + • Replace only with the same or equivalent type recommended by the manufacturer. • Dispose of used batteries according to the manufacturer’s instructions. GA-8IMMT4 Motherboard - 22 English English - 23 -Hardware Installation Process English English -24 -Table of Content Chapter 3 BIOS Setup Chapter 3 BIOS Setup BIOS Setup is an overview of the BIOS Setup Program. The program that allows users to modify the basic system configuration. This type of information is stored in battery-backed CMOS RAM so that it retains the Setup information when the power is turned off. ENTERING SETUP Powering ON the computer and pressing immediately will allow you to enter Setup. If you require more advanced BIOS settings, please go to “Advanced BIOS” setting menu.To enter Advanced BIOS setting menu, press “Ctrl+F1” key on the BIOS screen. CONTROL KEYS Move to previous item Move to next item <.> Move to the item in the left hand Move to the item in the right hand