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VIA Technologies EPIA-M840, User Manual

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VIA Technologies EPIA-M840 User Manual Download Page 41

 

 

32

 

SATA DOM power select 

The J7 jumper enables SATA1 and SATA2 to s5V on the 
seventh SATA pin. 

SATA2 setting 

1 

3 

5 

+5V 

ON 

ON 

OFF 

GND (default) 

OFF 

ON 

ON 

SATA1 setting 

2 

4 

6 

+5V 

ON 

ON 

OFF 

GND (default) 

OFF 

ON 

ON 

 

 

 

CF power select 

The CF_SEL1 jumper enables the CF slot to support 3.3V or 
+5V. 

Voltage setting 

1 

3 

5 

+3.3V (default) 

ON 

ON 

OFF 

+5V 

OFF 

ON 

ON 

Master/slave setting 

2 

4 

6 

Slave 

ON 

ON 

OFF 

Master 

OFF 

ON 

ON 

 

 

Summary of Contents for EPIA-M840

Page 1: ...user manual EPIA M840 Mini ITX Embedded Board Revision 1 06 106 08262010 1438 ...

Page 2: ...es the right the make changes to the products described in this manual at any time without prior notice Regulatory Compliance FCC A Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a class A digital device pursuant to part 15 of the FCC rules These limits are designed to provide reasonable protection against harmful interference when the...

Page 3: ...ons arises get the equipment checked by authorized service personnel o The power cord or plug is damaged o Liquid has penetrated into the equipment o The equipment has been exposed to moisture o The equipment has not worked well or you cannot get it work according to User s Manual o The equipment has dropped and damaged o The equipment has obvious sign of breakage Don ts o Do not leave this equipm...

Page 4: ...Box Contents and Ordering Information Model Number Description EPIA M840 16 Standard kit 1 x SATA cable 1 x I O bracket 1 x Driver CD EPIA M840 12 Standard kit 1 x SATA cable 1 x I O bracket 1 x Driver CD ...

Page 5: ...Audio ports 9 Onboard connectors 10 LVDS panel connectors 10 Inverter connectors 12 SATA connectors 13 SATA power connectors 14 IDE connector 15 Compact Flash slot 16 PCIe slot 17 USB pin header 17 RS232 COM pin headers 18 Digital I O pin headers 19 LPT pin header 20 LPC pin header 21 FIR pin header 22 SMBus pin header 22 MFX pin header 23 SPI pin header 23 SPDIF connector 24 PS 2 keyboard and mou...

Page 6: ...BIOS Setup Menu 37 Control Keys 37 Getting Help 38 Main Menu 39 Standard CMOS Features 39 Advanced BIOS Features 39 Advanced Chipset Features 39 Integrated Peripherals 39 Power Management Setup 39 PnP PCI Configurations 39 PC Health Status 40 Frequency Voltage Control 40 Load Optimized Defaults 40 Set Supervisor Password 40 Set User Password 40 Save Exit Setup 40 Exit Without Saving 40 Standard CM...

Page 7: ...ures 49 Memory Hole 49 System BIOS Cacheable 49 Video RAM Cacheable 49 Internal VGA Control 50 VGA Share Memory Size 50 Direct Frame Buffer 50 Select Display Device 50 Panel Type 51 CPU PCI Bus Control 52 PCI Master 0 WS Write 52 PCI Delay Transaction 52 Integrated Peripherals 53 Onboard LAN Boot ROM 53 VIA OnChip IDE Device 54 CF Card UDMA66 54 SATA Controller 54 IDE DMA Transfer Access 54 OnChip...

Page 8: ...uspend Mode 62 Video Off Option 62 Video Off Method 62 MODEM Use IRQ 62 Soft Off by PWRBTN 62 Run VGABIOS if S3 Resume 63 AC Loss Auto Restart 63 WatchDog Run Stop 63 WatchDog Count Value 63 Wakeup Event Detect 64 PS2KB Wakeup Select 64 PS2KB Wakeup Key Select 64 PS2MS Wakeup Key Select 64 PS2 Keyboard Power ON 64 PS2 Mouse Power ON 64 RTC Alarm Resume 65 Date of Month 65 Resume Time hh mm ss 65 P...

Page 9: ... 69 Frequency Voltage Control 70 DRAM Frequency 70 DDR CAS Latency Control 70 DDR Burst Length 70 DDR 1T Command Rate 70 DRDY Table 70 ODT 70 Spread Spectrum 71 Load Optimized Defaults 72 Set Supervisor User Password 73 Save Exit Setup 74 Exit Without Saving 75 ...

Page 10: ...1 1 Overview ...

Page 11: ...bit superscalar processor in x86 platform using a 65 nanometer process technology It delivers an energy efficient powerful performance with cool and quiet operation all within an ultra compact NanoBGA2 package measuring 21mm x 21mm Perfectly fit for embedded system applications such as industrial PCs test machines measuring equipment digital signage medical PCs monitoring systems gaming machines i...

Page 12: ...3 LAYOUT TOP VIEW ...

Page 13: ...n header LPT1 20 23 Fast IR pin header FIR1 22 24 SATA power connectors S_PWR1 S_PWR2 14 25 USB pin header USB_2 3 17 26 COM pin headers COM3 COM4 COM5 COM6 COM7 COM8 18 27 COM voltage selector for COM1 and COM2 J1 33 28 AT ATX mode power selector J2 35 29 Clear CMOS jumper CLEAR_CMOS1 34 30 LVDS1 power selector J3 31 31 Inverter power selector for LVDS2 IVDD2 31 32 Panel power selector for LVDS2 ...

Page 14: ...em Description Page 1 PS 2 keyboard port 9 2 COM ports 9 3 Gigabit Ethernet ports 9 4 Line in 3 5 mm TRS jack 9 5 Line out 3 5 mm TRS jack 9 6 PS 2 mouse port 9 7 VGA port 9 8 USB 2 0 ports 9 9 Microphone 3 5 mm TRS jack 9 ...

Page 15: ...dec I O 1 x USB pin header supports two USB ports 2 x 2 channel 24 bit LVDS connectors 2 x Backlight control connectors 1 x front audio pin header Line in Mic in or amplifier module 1 x PS2 keyboard mouse pin header 6 x RS232 pin header configurable 5V 12V 1 x LPT pin header 1 x LPC pin header 1 x SMBUS pin header 1 x S PDIF Out connector 1 x SIR pin header 2 x Digital I O pin header GPI x 8 GPO x...

Page 16: ...e recover Operating environment 0 C 60 C 0 95 relative humidity non condensing Form Factor Mini ITX 17 cm x 17 cm Certifications CE FCC Compliance RoHS System resources require physical memory address locations above 3 GB that may reduce the total available memory Specifications are subject to change without notice ...

Page 17: ...8 2 Hardware Installation ...

Page 18: ...ng to analog displays COM ports There are two 9 pin COM port is for pointing devices or other serial devices Gigabit LAN ports The mainboard provides two Gigabit Ethernet port controlled through the VIA VT6130 PCIe Gigabit Ethernet controller USB ports Four standard USB 2 0 ports are provided Audio ports Three 3 5 mm TRS jacks enable connections to Line out Line in and Mic in ...

Page 19: ...10 ONBOARD CONNECTORS LVDS panel connectors The mainboard has two LVDS panel connectors LVDS1 and LVDS2 ...

Page 20: ...CLK1 29 NC 30 LCLK1 31 GND 32 GND 33 NC 34 LD1C3 35 NC 36 LD1C3 37 NC 38 DVP1_SPCLK 39 NC 40 DVP1_SPD M2 GND LVDS2 Pin Signal Pin Signal M1 GND 1 A4_L 2 PVDD2 3 A4_L 4 PVDD2 5 GND 6 GND 7 A5_L 8 GND 9 A5_L 10 A0_L 11 GND 12 A0_L 13 A6_L 14 GND 15 A6_L 16 A1_L 17 GND 18 A1_L 19 CLK2_L 20 GND 21 CLK2_L 22 A2_L 23 GND 24 A2_L 25 A7_L 26 GND 27 A7_L 28 CLK1_L 29 NC 30 CLK1_L 31 NC 32 GND 33 NC 34 A3_L...

Page 21: ...s INVERTER1 corresponds to the LVDS1 panel connector INVERTER2 corresponds to the LVDS2 panel connector INVERTER1 INVERTER2 Pin Signal Pin Signal 1 IVDD1_CEN 1 IVDD2 2 IVDD1_CEN 2 IVDD2 3 BLON1 3 BAKLITE 4 VX800PWM_CTL 4 VX800PWM_CTL 5 BLON1 5 BAKLITE 6 BRIGHTNESS1_CTL 6 BRIGHTNESS_CTL 7 GND 7 GND 8 GND 8 GND ...

Page 22: ...A drives can be supported The standard mainboard version can only support 2 5 inch SATA hard drives The DC in mainboard version can only support 3 5 inch SATA hard drives SATA1 SATA2 Pin Signal Pin Signal G1 G1 G1 G1 1 GND 1 GND 2 STXP_1 2 STXP_2 3 STXN_1 3 STXN_2 4 GND 4 GND 5 SRXN_1 5 SRXN_2 6 SRXP_1 6 SRXP_2 7 GND 7 GND G2 G2 G2 G2 ...

Page 23: ...supply to attached 3 5 inch SATA hard drives When connecting SATA power cables to the SATA power connectors make sure that the power plugs are inserted in the proper orientation and the pins are properly aligned S_PWR1 S_PWR2 Pin Signal Pin Signal 1 5v 1 5v 2 12V 2 12V 3 GND 3 GND Note Note Note Note The SATA power connectors are only available with the DC in SKU ...

Page 24: ...RST 2 GND 3 PD_7 4 PD_8 5 PD_6 6 PD_9 7 PD_5 8 PD_10 9 PD_4 10 PD_11 11 PD_3 12 PD_12 13 PD_2 14 PD_13 15 PD_1 16 PD_14 17 PD_0 18 PD_15 19 GND 20 IDEV_SEL 21 PD_REQ 22 GND 23 PD_IOW 24 GND 25 PD_IOR 26 GND 27 PD_RDY 28 GND 29 PD_ACK 30 GND 31 PD_IRQ15 32 NC 33 PD_A1 34 LID 35 PD_A0 36 PD_A2 37 PD_CS1 38 PD_CS3 39 HD_LED1 40 GND ...

Page 25: ...16 Compact Flash slot The onboard CompactFlash socket is located on the bottom side of the mainboard It is compatible with Type 1 and Type 2 CompactFlash cards ...

Page 26: ...ress slot supports one PCIe x4 expansion card USB pin header The onboard USB pin header enables the addition of two more USB 2 0 ports Pin Signal Pin Signal 1 VUSB4 2 VUSB4 3 USBD_T2 4 USBD_T3 5 USBD_T2 6 USBD_T3 7 GND 8 GND 9 10 GND ...

Page 27: ...18 RS232 COM pin headers The mainboard includes six COM pin headers onboard Pin Signal Pin Signal 1 COM_DCDX 2 COM_RXDX 3 COM_TXDX 4 COM_DTRX 5 GND 6 COM_DSRX 7 COM_RTSX 8 COM_CTSX 9 COM_RIX 10 ...

Page 28: ...eight GPO and eight GPI pins DIO1 DIO2 Pin Signal Pin Signal Pin Signal Pin Signal 1 5V_DIO 2 12V_DIO 1 5V_DIO 2 12V_DIO 3 GPO_23 4 GPI_03 3 GPO_27 4 GPI_15 5 GPO_22 6 GPI_02 5 GPO_26 6 GPI_11 7 GPO_21 8 GPI_01 7 GPO_25 8 GPI_10 9 GPO_20 10 GPI_00 9 GPO_24 10 GPI_04 11 GND 12 NC 11 GND 12 NC ...

Page 29: ...rd LPT pin header Pin Signal Pin Signal 1 LP_STB 2 LP_AFD 3 LP_D0 4 LP_ERR 5 LP_D1 6 LP_INIT 7 LP_D2 8 LP_SLIN 9 LP_D3 10 GND 11 LP_D4 12 GND 13 LP_D5 14 GND 15 LP_D6 16 GND 17 LP_D7 18 GND 19 LP_ACK 20 GND 21 LP_BUSY 22 GND 23 LP_PE 24 GND 25 LP_SLCT ...

Page 30: ...d includes one LPC pin header Pin Signal Pin Signal 1 LPC_AD1 2 LPC_33_CLK 3 PCI_RST 1 4 GND 5 LPC_AD0 6 LPC_48_CLK 7 LPC_AD2 8 LPC_FRAME 9 SERIRQ 10 LPC_AD3 11 LPC_DRQ1 12 EXTSMI 13 5V 14 3 3V 15 5V 16 3 3V 17 GND 18 GND 19 GND 20 ...

Page 31: ...in header The onboard FIR pin header enables connections to IR optics Pin Signal 1 5V 2 IRRX2 3 IRRX 4 GND 5 IRTX SMBus pin header The mainboard includes an SMBus pin header Pin Signal 1 SMB_CLK 2 SMB_DAT 3 GND ...

Page 32: ...ignal Pin Signal 1 5V 2 5VSUS 3 PW_BN 4 SMB_CLK 5 NC 6 SMB_DAT 7 NC 8 GND 9 GND SPI pin header The onboard SPI pin header provides support for one full duplex serial slave device Pin Signal Pin Signal 1 SPI_VCC 2 GND 3 SPI_SS0 4 SPI_CLK 5 SPI_DI 6 SPI_DO 7 8 RST_SW ...

Page 33: ...Pin Signal 1 5V 2 SPDIF_O 3 GND PS 2 keyboard and mouse pin header The mainboard includes one pin header for adding support for PS 2 keyboard and mouse Pin Signal Pin Signal 1 5VDUAL 2 GND 3 KB_CLK 4 KB_DAT 5 EKBCLK 6 EKBDATA 7 MS_CLK 8 MS_DAT 9 EMSCLK 10 EMSDATA ...

Page 34: ...Signal 1 HPOUTR 2 HPOUTL 3 NC 4 NC 5 MIC2IN_R 6 MIC2IN_L 7 8 NC 9 AGND 10 AGND Front panel pin header The mainboard has one pin header for connecting to front panel switches and status LEDs Pin Signal Pin Signal 1 5VDUAL 2 5V 3 5VDUAL 4 HD_LED 5 PLED_2 6 PW_BN 7 5V 8 GND 9 NC 10 RST_SW 11 NC 12 GND 13 SPEAK 14 5V 15 16 SLEEP_LED ...

Page 35: ...26 Memory module slots The mainboard includes two DIMM memory module slots ...

Page 36: ...ge the locking mechanism at both ends of the DIMM slot 2 Align the notch at the bottom of the DIMM with the counterpart on the DIMM slot 3 Then insert the DIMM into the slot and push down at both ends until the locking clips snap into position ...

Page 37: ...e connected to the 5V pin The black wire is the ground wire and should always be connected to GND CPUFAN1 SYSFAN1 Pin Signal Pin Signal 1 F_IO2 1 F_IO1 2 F_PWM2 2 F_PWM1 3 GND 3 GND Thermal sensor pin header The onboard battery provides power to the CMOS RAM If disconnected all configurations in the CMOS RAM will be reset to factory defaults When replacing the battery use CR2032 coin batteries ...

Page 38: ...e installed correctly to ensure that no damage will be caused To connect the power supply make sure the power plug is inserted in the proper orientation and the pins are aligned Then push down the plug firmly into the connector Pin Signal Pin Signal 1 3 3V 2 3 3V 3 3 3V 4 12V 5 GND 6 GND 7 5V 8 PS_ON 9 GND 10 GND 11 5V 12 GND 13 GND 14 GND 15 PW_OK 16 5V 17 5V_SB 18 5V 19 12V 20 5V ...

Page 39: ...inch SATA drives will be used with the mainboard Pin Signal Pin Signal 1 GND 3 12VDC 2 GND 4 12VDC CMOS battery The onboard battery provides power to the CMOS RAM If disconnected all configurations in the CMOS RAM will be reset to factory defaults When replacing the battery use CR2032 coin batteries ...

Page 40: ... to INVERTER1 Pins 2 4 and 6 correspond to LVDS1 INVERTER1 power 1 3 5 12V default ON ON OFF 5V OFF ON ON LVDS1 power 2 4 6 3 3V default ON ON OFF 5V OFF ON ON LVDS2 jumper settings IVDD2 corresponds to INVERTER2 PVDD2 corresponds to LVDS2 IVDD2 power 1 2 3 12V default OFF ON ON 5V ON ON OFF PVDD2 power 1 2 3 3 3V default OFF ON ON 5V ON ON OFF ...

Page 41: ...2 setting 1 3 5 5V ON ON OFF GND default OFF ON ON SATA1 setting 2 4 6 5V ON ON OFF GND default OFF ON ON CF power select The CF_SEL1 jumper enables the CF slot to support either 3 3V or 5V Voltage setting 1 3 5 3 3V default ON ON OFF 5V OFF ON ON Master slave setting 2 4 6 Slave ON ON OFF Master OFF ON ON ...

Page 42: ... ON OFF 5V OFF ON ON COM power select The COM jumpers enable the COM ports to support either 5V or 12V power modes All of the COM power select jumpers J1 J6 J8 and J9 have identical jumper settings as shown below COM setting 1 3 5 5V default ON ON OFF 12V OFF ON ON COM setting 2 4 6 5V default ON ON OFF 12V OFF ON ON ...

Page 43: ...ds Setting the jumper while the system is on will damage the mainboard The default setting is on pins 1 and 2 Setting 1 2 3 Normal Operation default ON ON OFF Clear CMOS setting OFF ON ON Caution Caution Caution Caution Except when clearing the RTC RAM never remove the cap from the CLEAR_CMOS jumper default position Removing the cap will cause system boot failure Avoid clearing the CMOS while the ...

Page 44: ...mper The AT ATX jumper enables the user to specify AT or ATX power mode support To enable support for 3 3V the jumper must be set to ATX mode Setting 1 2 3 Normal Operation default ON ON OFF Clear CMOS setting OFF ON ON ...

Page 45: ...36 3 BIOS Setup ...

Page 46: ...e to the right Enter Select the item Esc Jumps to the Exit menu or returns to the main menu from a submenu Page Up Increase the numeric value or make changes Page Down Decrease the numeric value or make changes number pad Increase the numeric value number pad Decrease the numeric value F1 General help only for Status Page Setup Menu and Option Page Setup Menu F5 Restore the previous CMOS value onl...

Page 47: ...eneral Help General Help General Help General Help screen You can display this screen from any menu sub menu by pressing F1 F1 F1 F1 The help screen displays the keys for using and navigating the BIOS setup Press Esc Esc Esc Esc to exit the help screen ...

Page 48: ...onfigurations Advanced BIOS Features Use this menu to set the advanced features available on your system Advanced Chipset Features Use this menu to set chipset specific features and optimize system performance Integrated Peripherals Use this menu to set onboard peripherals features Power Management Setup Use this menu to set onboard power management functions PnP PCI Configurations Use this menu t...

Page 49: ... this menu option to load BIOS default settings for optimal and high performance system operations Set Supervisor Password Use this menu option to set the BIOS supervisor password Set User Password Use this menu option to set the BIOS user password Save Exit Setup Save BIOS setting changes and exit setup Exit Without Saving Discard all BIOS setting changes and exit setup ...

Page 50: ...s 16 colors at 320x200 resolution CGA 80 Supports 16 colors at 640x200 resolution MONO Supports 1 color at 80x25 characters columns x rows Halt On Set the system s response to specific boot errors Below is a table that details the possible settings Settings Description All Errors System halts when any error is detected No Errors System does not halt for any error All But Keyboard System halts for ...

Page 51: ...hard disk vendor or system manufacturer Below is a table that details required hard drive information when using the Manual Manual Manual Manual mode Settings Description storage Channel The name of this match the name of the menu Settings None Auto Manual Access Mode Settings CHS LBA Large Auto Capacity Formatted size of the storage device Cylinder Number of cylinders Head Number of heads Precomp...

Page 52: ...ote Note Note Note If this function is enabled and someone attempt to write data into this area the BIOS will sound off an audible alarm and show a warning message on the screen CPU L1 L2 Cache Settings Description Disabled Turns off CPU L1 L2 cache Enabled Turns on CPU L1 L2 cache CPU L2 Cache ECC Checking Settings Description Disabled Turns off ECC checking Enabled Enables the system to detect a...

Page 53: ...B ZIP drive USB CDROM Boot from USB CDROM Legacy LAN Boot from network drive Disabled Disable the boot device sequence Boot Other Device Enables the system to boot from alternate devices if the system fails to boot from the First Second Third Boot Device lists Settings Description Disabled No alternate boot device allowed Enabled Enable alternate boot device Boot Up NumLock Status Sets the NumLock...

Page 54: ... time the System boots or only when you enter Setup Settings Description Setup Password prompt appears only when end users try to run BIOS Setup System Password prompt appears every time when the computer is powered on and when end users try to run BIOS Setup MPS Version Control for OS Settings 1 1 1 4 OS Select for DRAM 64MB Select OS2 only if you are running OS 2 operating system with greater th...

Page 55: ...46 Full Screen Logo Show Show full screen logo during BIOS boot up process Settings Disabled Enabled Summary Screen Show Show summary screen Settings Disabled Enabled ...

Page 56: ...47 CPU FEATURES Thermal Management This item sets CPU s thermal control rule to protect the CPU from overheating Settings Description Thermal Monitor 3 Dynamic Ratio and VID Disabled ...

Page 57: ...48 HARD DISK BOOT PRIORITY This is for setting the priority of the hard disk boot order when the Hard Disk option is selected in the First Second Third Boot Device menu item ...

Page 58: ...ced Chipset Features menu is used for optimizing the chipset functions Do not change these settings unless you are familiar with the chipset Memory Hole Settings Disabled 15M 16M System BIOS Cacheable Settings Disabled Enabled Video RAM Cacheable Settings Disabled Enabled ...

Page 59: ...abled Select Display Device This feature enables choosing between different types of display outputs The default setting is CRT LCD When set in the LCD mode the CRT display must be connected before turning on the power Otherwise the CRT display will be ignored Settings Description CRT Enables the VGA port LCD Enables LVDS1 LCD2 Enables LVDS2 CRT LCD Enables VGA and LVDS1 CRT LCD2 Enables VGA and L...

Page 60: ...anel Type Panel ID Resolution 0 640x480 1 800x600 2 1024x768 3 1280x768 4 1280x1024 5 1400x1050 6 1440x900 7 1280x800 8 800x480 9 1024x600 A 1366x768 B 1600x1200 C 1680x1050 D 1920x1200 E 640x240 F 480x640 ...

Page 61: ...52 CPU PCI BUS CONTROL PCI Master 0 WS Write Settings Enabled Disabled PCI Delay Transaction Settings Disabled Enabled ...

Page 62: ...53 INTEGRATED PERIPHERALS Onboard LAN Boot ROM Settings Enabled Disabled ...

Page 63: ... Transfer Access Settings Disabled Enabled OnChip IDE Channel 1 Settings Disabled Enabled IDE Prefetch Mode Settings Disabled Enabled Secondary Master PIO Settings Auto Mode 0 Mode 1 Mode 2 Mode 3 Mode 4 Secondary Slave PIO Settings Auto Mode 0 Mode 1 Mode 2 Mode 3 Mode 4 Secondary Master UDMA Settings Disabled Auto ...

Page 64: ...55 Secondary Slave UDMA Settings Disabled Auto IDE HDD Block Mode Settings Disabled Enabled ...

Page 65: ...56 VIA ONCHIP PCI DEVICE Azalia HDA Controller Settings Auto Disabled ...

Page 66: ...10 3 3F8 2F8 3E8 2E8 338 348 Disabled Auto 4 4 3F8 2F8 3E8 2E8 338 348 Disabled Auto 4 5 3F8 2F8 3E8 2E8 338 348 Disabled Auto 4 6 3F8 2F8 3E8 2E8 338 348 Disabled Auto 4 7 3F8 2F8 3E8 2E8 338 348 Disabled Auto 4 8 3F8 2F8 3E8 2E8 338 348 Disabled Auto 4 Onboard Parallel Port This specifies the I O port address and IRQ of the onboard parallel port Settings Disabled 378 IRQ7 278 IRQ5 3BC IRQ7 ...

Page 67: ...nded Capabilities Port has two DMA channels that it can use The default channel is 3 However some expansion cards may use channel 3 as well To solve this conflict change the ECP channel to 1 Select a DMA channel for the port Settings 1 3 Internal IrDA Controller Enables or disables the infrared port Settings Disabled FIR IR IRQ Set this field to reserve an IRQ for the Fast IR port This field is on...

Page 68: ... for Universal Serial Bus Settings Disabled Enabled USB Operation Mode Auto decide USB device operation mode Settings Description Full Low Speed All of USB Device operated on full low speed mode High Speed If USB device was high speed device then it operated on high speed mode USB Keyboard Function Enable or disable legacy support of USB keyboard Settings Disabled Enabled USB Mouse Function Settin...

Page 69: ...60 USB Storage Function Enable or disable legacy support of USB mass storage Settings Disabled Enabled ...

Page 70: ...main memory and wakeup capable devices The system context is saved to main memory and context is restored from the memory when a wakeup event occurs S1 S3 Depends on the OS to select S1 or S3 Power Management Option When set to Max Saving the HDD will power down if inactive for 5 minutes and the system will go into suspend mode if inactive for 30 seconds When set to Min Saving the HDD will power d...

Page 71: ...to turn off the screen when system enters power saving mode ACPI OS such as Windows XP will override this option Settings Description Always On Screen is always on even when system enters power saving mode Suspend Off Screen is turned off when system enters power saving mode Video Off Method Settings Blank Screen V H SYNC Blank DPMS Support MODEM Use IRQ Settings NA 3 4 5 7 9 10 11 Soft Off by PWR...

Page 72: ...o Restart The field defines how the system will respond after an AC power loss during system operation Settings Description Off Keeps the system in an off state until the power button is pressed On Restarts the system when the power is back Former Sts Former Sts WatchDog Run Stop Settings Stop Run WatchDog Count Value Key in a DEC number Settings Min 0 Max 1023 ...

Page 73: ...ter Settings Hot Key PS2KB Wakeup Key Select This feature is only available when Hot Key is chosen in PS2KB Wakeup Select Settings Ctrl F1 Ctrl F2 Ctrl F3 Ctrl F4 Ctrl F5 Ctrl F6 Ctrl F7 Ctrl F8 Ctrl F9 Ctrl F10 Ctrl F11 Ctrl F12 Power Wake Any Key PS2MS Wakeup Key Select Settings Any Button Left Button Right Button PS2 Keyboard Power ON Settings Disabled Enabled PS2 Mouse Power ON Settings Disabl...

Page 74: ...lly power on the system Settings Disabled Enabled Date of Month The field specifies the date for RTC Alarm Resume Key in a DEC number Settings Min 0 Max 31 Resume Time hh mm ss The field specifies the time for RTC Alarm Resume Key in a DEC number Settings Min 0 Max 23 ...

Page 75: ...ings Description No BIOS will initialize all the PnP cards Yes BIOS will only initialize the PnP cards used for booting VGA IDE SCSI The rest of the cards will be initialized by the PnP operating system Reset Configuration Data Settings Description Disabled Default setting Enabled Resets the ESCD Extended System Configuration Data after exiting BIOS Setup if a newly installed PCI card or the syste...

Page 76: ...how colors properly This field allows you to set whether MPEG ISA VESA VGA Cards can work with PCI VGA or not When enabled a PCI VGA can work with a MPEG ISA VESA VGA card When disabled a PCI VGA cannot work with a MPEG ISA VESA Card Settings Disabled Enabled Assign IRQ for VGA Assign IRQ for VGA devices Settings Disabled Enabled Assign IRQ for USB Assign IRQ for USB devices Settings Disabled Enab...

Page 77: ...10 11 12 14 15 for users to set each IRQ a type depending on the type of device using the IRQ Settings Description PCI Device For Plug and Play compatible devices designed for PCI bus architecture Reserved The IRQ will be reserved for further requests ...

Page 78: ...69 PC HEALTH STATUS The PC Health Status displays the current status of all of the monitored hardware devices components such as CPU voltages temperatures and fan speeds ...

Page 79: ...ncy Settings DDR2 400 DDR2 533 DDR 667 SPD DDR CAS Latency Control Settings 2T 3T 4T 5T 6T SPD DDR Burst Length Settings 4 8 SPD DDR 1T Command Rate Settings Disabled Enabled DRDY Table Settings Slowest Optimize ODT Settings Disabled Enabled ...

Page 80: ...uces the EMI generated by modulating the pulses so that the spikes of the pulses are reduced to flatter curves If the system is not placed near EMI sensitive electronics it is recommended to leave this feature disabled Settings Description 0 1 0 9 Increments of 0 1 Higher percentages have a greater effect on reducing EMI Disabled Support for this feature will be unavailable ...

Page 81: ...ized BIOS settings The default optimized values are set by the mainboard manufacturer to provide a stable system with optimized performance Entering Y Y Y Y and press Enter to load the default optimized BIOS values Entering N N N N will cancel the load optimized defaults request ...

Page 82: ...BIOS settings cannot be changed To set the password type the password up to eight characters in length and press Enter Enter Enter Enter The password typed now will clear any previously set password from CMOS memory The new password will need to be reentered to be confirmed To cancel the process press Esc Esc Esc Esc To disable the password press Enter Enter Enter Enter when prompted to enter a ne...

Page 83: ...74 SAVE EXIT SETUP Entering Y Y Y Y saves any changes made and exits the program Entering N N N N will cancel the exit request ...

Page 84: ...75 EXIT WITHOUT SAVING Entering Y Y Y Y discards any changes made and exits the program Entering N N N N will cancel the exit request ...

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