DFI AK74-EC Motherboard
Contents
1. 3 On Clear CMOS Data JP8 1 2 On Normal default 2 3 On CPU Fan Protection The CPU Fan Protection function has he capability of monitoring the CPU an during system boot up and will automatically poweroff the system once it has detected that the CPU an did not rotate This preventive measure has been added to protect he CPU from damage and insure a safe computing environment Over Voltage The Over Voltage function allows you o manually adjust to a higher core voltage that is supplied to the CPU Although this function is supported we do not recommend that you use a higher voltage because unstable current may be supplied to the system board causing damage CPU Overclocking The CPU Overclocking function allows you to adjust the processor s bus clock by IMHz stepping However overclocking may result to the processor s or system s instability and are not guaranteed to provide better system performance CPU Temperature Protection The CPU Temperature Protection function has the capability of monitoring the CPU s temperature during system boot up Once it has detected that the CPU s temperature exceeded the CPU temperature limit defined in the BIOS the system will automatically power off after 5 warning beeps Disable the onboard audio codec Clear CMOS Data Make sure to poweroff the system and unplug the power cord prior to clearing the CMOS data 3 3VSB Standby for PCI JPI On Provides 3 3VSB sta2. AK74 EC rev A gp DIMM standby USB power select power LED for USB and 2 z JP3 iy z F Q ee Socket 462 22 4 Socket A e a J24 S J4 Printer J13 L CPU R 5 fan 8 HUGA J5 JCOM2 S res z F Second EH o nekla VIA Une CD in TAD VT8363 g n a El e alla Mic Jil i HIE alf in E R E 9 AMR Slot DIMM 1 DIMM3 S 8 DIMM 2 14 geee AUXin i AGP Slot Pi ps AC97 3 3V5B AGP 4x LED standby PCI I Slot ALTSI REEE JP4 JP7 Onboard audio codec settings is m PCI 2 Slot VT82C686B 3 maa J10 ype a L Wake On LAN ee PCI standby SE power LED PCI 3 Slot IrDA PCI 4 Slot EN 22 gk Wake O1 pen eot fake On sis Ring PCI 5 Slot L For USB 3 me and USB 4 ee ISA Slot B mS denote ih Mouse USB 2 Printer DiDi quare denotes pin Green Black Burgundy Gold O L J ae r C lic In OBa oe LO O Ote i i KB USBI COM COM2 line L Linen Purple Black Teal Turquoise Teal Turquoise Out Light Blue Lime USB Power Select for USB and USB 2 JP3 l 2 On 5V default 2 3 On 5VSB Onboard Audio Codec Settings JP4 JP5 JP6 and JP7 l 2 On Enable the onboard audio codec default 2
3. ndby power to the PCI slots defaul Off For PCI modem cards that does not comply to PCI 2 2 Standby Power LEDs The DIMM Standby Power LED will or when it is in the Suspend state Power On Suspend or the system is in the Soft Off state The PCI Standby Power specification urn red when the system s power is on Suspend to RAM It will not light when LED will turn red when the system is in the power on Soft Off or Suspend Power On Suspend or Suspend to RAM state Lighted LEDs serve as a reminder that you must power off the system then tum off the power supply s switch or unplug the power cord prior to installing any DIM modules or add in cards AGP 4x LED This LED will light when the AGP slot is instal Important e If you are using the 1 Wake On LAN and or 2 Wake led with a 4x AGP card On Ring internal modem functions the 5VSB power source of your power supply must support 2720mA e If you are using the Suspend to RAM function the 5VSB power source of your power supply must support 21A 44901037
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