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VIA Technologies NAS 7800 User Manual Download Page 45

NAS 7800 User’s Manual 

 

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37

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CPU Features

CPU Features

CPU Features

CPU Features    

 

 

Delay Prior to Thermal 

Settings: [4 Min, 8 Min, 16 Min, 32 Min] 

Thermal Management 

This item sets CPU’s thermal control rule to protect CPU from overheat. 

Settings

Settings

Settings

Settings    

Description

Description

Description

Description    

Thermal Monitor 1 

On-die throtting 

Thermal Monitor 2 

Ratio & VID transition 

C7 CMPXCHG8 

Disable to install Windows NT 4.0. 

Settings: [Disabled, Enabled] 

C7 NoExecute (NX) 

NoExecute  is  supported  in  WinXP  SP2  and  provides  some  protection 
from virii. 

Settings: [Disabled, Enabled] 
 

Summary of Contents for NAS 7800

Page 1: ...NAS NAS NAS NAS 7800 7800 7800 7800 User s Manual User s Manual User s Manual User s Manual Version 1 03 September 25 2008...

Page 2: ...uct specifications within this document are subject to change at any time without notice and without obligation to notify any person of such change FCC FCC FCC FCC B Radio Frequency Interference State...

Page 3: ...ions and warnings on the equipment should be noted Never pour any liquid into the opening Liquid can cause damage or electrical shock If any of the following situations arises get the equipment checke...

Page 4: ...FAN and SYSFAN 9 Memory Module Installation 10 Memory Slot DDR2 DIMM 10 DDR2 SDRAM Module Installation Procedures 10 Available DDR2 SDRAM Configurations 11 Connecting the Power Supply 12 ATX 20 Pin Po...

Page 5: ...Management Setup 28 PnP PCI Configurations 29 Frequency Voltage Control 29 Load Fail Safe Defaults 29 Load Optimized Defaults 29 Set Supervisor Password 29 Set User Password 29 Save Exit Setup 29 Exit...

Page 6: ...BIOS Cacheable 39 Video RAM Cacheable 39 AGP P2P Bridge Control 40 AGP Aperture Size 40 AGP3 0 Mode 40 AGP Driving Control 40 AGP Driving Value 40 AGP Fast Write 41 AGP Master 1 WS Write 41 AGP Maste...

Page 7: ...onfiguration 49 TPM Security Chip 49 Power Management Setup 50 ACPI Function 50 ACPI Suspend Type 50 Power Management Option 51 HDD Power Down 51 Suspend Mode 51 Video Off Option 51 Video Off Method 5...

Page 8: ...T 1 TRRD 58 Read to Precharge Trptp 58 Write to Read CMD Twtr 59 Write Recovery Time Twr 59 RDSAIT Mode 59 RDSAIT Selection 59 Spread Spectrum 59 Load Fail Safe Defaults 60 Load Optimized Defaults 61...

Page 9: ...AP P P P P P P P P P P PT T T T T T T T T T T TE E E E E E E E E E E ER R R R R R R R R R R R 1 1 1 1 1 1 1 1 1 1 1 1 SPECIFICATIONS The compact and highly integrated VIA NAS 7800 mainboard comes with...

Page 10: ...667 533 400 DIMM slot up to 1 GB memory size DDR2 667 MHz memory module can be used but the effective speed will be 533 MHz Expansion Slot Expansion Slot Expansion Slot Expansion Slot One 32 bit Mini...

Page 11: ...800 15LST One Type I Compact Flash slot Master Slave selectable One USB pin connectors for two additional USB 2 0 ports One USB port supports VIA WLAN control Two serial port pin connector COM1 is pow...

Page 12: ...CF slot VIA CN700 North Bridge VIA C7 1 5GHz NanoBGA2 Processor IDE SATA_LED ATX Power Optional Four pin 12V DC Connector LAN and USB ports LAN and USB ports KB MS Mini PCI BIOS BAT2 CLEAR_CMOS1 DIO...

Page 13: ...NAS 7800 User s Manual 5 5 5 5 Back Panel Layout Back Panel Layout Back Panel Layout Back Panel Layout...

Page 14: ...NAS 7800 User s Manual 6 6 6 6...

Page 15: ...T T T T T T T T T T TE E E E E E E E E E E ER R R R R R R R R R R R 2 2 2 2 2 2 2 2 2 2 2 2 INSTALLATION This chapter provides you with information about hardware installation procedures It is recomme...

Page 16: ...PU The VIA NAS 7800 mainboard is packaged with a standard VIA C7 1 5GHz NanoBGA2 processor Other processor speeds are also available as manufacturing options The VIA C7 1 5GHz processor requires a hea...

Page 17: ...ntain system cooling When connecting the wire to the connectors always be aware that the red wire positive wire should be connected to the 12V The black wire is Ground and should always be connected t...

Page 18: ...or DDR2 667 533 400 SDRAM memory modules and supports memory sizes up to 1GB DDR2 SDRAM Module Installation Procedures Locate the DIMM slot in the motherboard Unlock a DIMM slot by pressing the retain...

Page 19: ...ilable DDR2 SDRAM configurations on the mainboard Slot Slot Slot Slot Module Size Module Size Module Size Module Size Total Total Total Total DIMM1 64MB 128MB 256MB 512MB 1GB 64MB 1GB Maximum supporte...

Page 20: ...mponents are installed correctly to ensure that no damage will be caused ATX 20 Pin Power Connector To connect the power supply make sure the power plug is inserted in the proper orientation and the p...

Page 21: ...USB Ports Four standard USB 2 0 ports are provided on the back panel Gigabit LAN Ports The mainboard provides one PCI Express Gigabit Ethernet ports controlled with separate VIA VT6130 PCIe Gigabit Et...

Page 22: ...t generation connectors support the thin SATA cables for primary internal storage devices The current SATA interface allows up to 300MB s data transfer rate faster than the standard parallel ATA with...

Page 23: ...D_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 KEY 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...

Page 24: ...gnal 1 USB_VCC 2 USB_VCC 3 USBD_T0 4 USBD_T1 5 USBD_T0 6 USBD_T1 7 GND 8 GND 9 KEY 10 WLAN_LED 11 NC 12 WLAN_ON OFF LAN Activity LED Connector LAN_LED This pin connector is for external LAN Activity L...

Page 25: ...OM_CTS1 9 COM_RI1 10 KEY Serial Port Connector COM2 COM2 pin header can be used to attach an additional port for serial devices Pin Pin Pin Pin Signal Signal Signal Signal Pin Pin Pin Pin Signal Signa...

Page 26: ...NC 8 GND 9 GND 10 Key Case Connector F_PANEL The F_PANEL pin header allows you to connect the power switch reset switch power LED sleep LED HDD LED and the case speaker Pin Pin Pin Pin Signal Signal...

Page 27: ...3 3 3 3 Normal Operation ON ON OFF Clear CMOS setting OFF ON ON Caution Caution Caution Caution Except when clearing the RTC RAM never remove the cap on CLEAR_CMOS jumper default position Removing the...

Page 28: ...1 1 1 1 2 2 2 2 Write Protect Enable Default ON ON Write Protect Disable OFF OFF C_OPEN Case Open This jumper controls the detection when the case is opened Setting Setting Setting Setting 1 1 1 1 2 2...

Page 29: ...are necessary PCI Interrupt Request Routing The IRQ interrupt request line are hardware lines over which devices can send interrupt signals to the microprocessor The PCI LAN IRQ pins are typically con...

Page 30: ...NAS 7800 User s Manual 22 22 22 22...

Page 31: ...C C C CH H H H H H H H H H H HA A A A A A A A A A A AP P P P P P P P P P P PT T T T T T T T T T T TE E E E E E E E E E E ER R R R R R R R R R R R 3 3 3 3 3 3 3 3 3 3 3 3 BIOS SETUP This chapter gives...

Page 32: ...S the BIOS the BIOS the BIOS Setup Setup Setup Setup Menu Menu Menu Menu Power on the computer and press Delete Delete Delete Delete during the beginning of the boot sequence to enter the BIOS setup m...

Page 33: ...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 Increase the numeric value or make changes Decrease the numeric...

Page 34: ...en An arrow symbol next to a field indicates that a sub menu is available see figure below Press Enter Enter Enter Enter to display the sub menu To exit the sub menu press Esc Esc Esc Esc Select Item...

Page 35: ...The BIOS setup program provides a General 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 key...

Page 36: ...menu to set basic system configurations 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 feat...

Page 37: ...default settings for minimal and stable system operations Load Optimized Defaults Use this menu option to load BIOS default settings for optimal and high performance system operations Set Supervisor...

Page 38: ...Minute Second Video Settings EGA VGA CGA 40 CGA 80 MONO Halt On Set the system s response to specific boot errors Below is a table that details the possible settings Settings Settings Settings Settin...

Page 39: ...NAS 7800 User s Manual 31 31 31 31 IDE Drives IDE Drives IDE Drives IDE Drives IDE Channel 0 Master IDE Channel 0 Slave...

Page 40: ...ystem manufacturer Below is a table that details required hard drive information when using the Manual Manual Manual Manual mode Settings Settings Settings Settings Description Description Description...

Page 41: ...Description Description Description Enabled Turns on hard disk boot sector virus protection Disabled Turns off hard disk boot sector virus protection Note Note Note Note If this function is enabled an...

Page 42: ...e HDD CDROM Boot from CDROM ZIP100 Boot from ATAPI ZIP drive USB FDD Boot from USB floppy drive USB ZIP Boot from USB ZIP drive USB CDROM Boot from USB CDROM Legacy LAN Boot from network drive VIA Net...

Page 43: ...ed every time the System boots or only when you enter Setup Settings Settings Settings Settings Description Description Description Description Setup Password prompt appears only when end users try to...

Page 44: ...s 1 2 4 8 Agent after Boot Keeps Agent running after OS boot Settings Disabled Enabled Video BIOS Shadow Enabled copies Video BIOS to shadow RAM Improves performance Settings Disabled Enabled Full Scr...

Page 45: ...l control rule to protect CPU from overheat Settings Settings Settings Settings Description Description Description Description Thermal Monitor 1 On die throtting Thermal Monitor 2 Ratio VID transitio...

Page 46: ...Disk Boot Priority Hard Disk Boot Priority Hard Disk Boot Priority 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 Fi...

Page 47: ...set Features Caution Caution Caution Caution The Advanced Chipset Features menu is used for optimizing the chipset functions Do not change these settings unless you are familiar with the chipset Memor...

Page 48: ...ture range are forwarded to the AGP without any translation Settings 32MB 64MB 128MB 256MB 512MB 1GB AGP3 0 Mode This mainboard supports the AGP 8x interface When the AGP 8x video card is used it can...

Page 49: ...d Enabled AGP Master 1 WS Write Settings Disabled Enabled AGP Master 1 WS Read Settings Disabled Enabled AGP 3 0 Calibration Cycle Settings Disabled Enabled VGA Share Memory Size This setting allows y...

Page 50: ...PU PCI Bus Control CPU PCI Bus Control PCI Master 0 WS Write Settings Enabled Disabled PCI Delay Transaction Settings Disabled Enabled VLink Mode Selection Settings By Auto Mode 0 Mode 1 VLink 8X Supp...

Page 51: ...NAS 7800 User s Manual 43 43 43 43 Integrated Peripherals Integrated Peripherals Integrated Peripherals Integrated Peripherals This menu includes three sub menu...

Page 52: ...TA controller within the South Bridge SATA is the latest generation of the ATA interface SATA hard drives deliver transfer speeds of up to 300MB sec Settings Settings Settings Settings Description Des...

Page 53: ...Mode 3 Mode 4 Primary Master UDMA Settings Disabled Auto Primary Slave UDMA Settings Disabled Auto IDE HDD Block Mode This allows the hard disk controller to use the fast block mode to transfer data...

Page 54: ...46 46 SuperIO Device SuperIO Device SuperIO Device SuperIO Device Onboard Serial Port 1 Settings Disabled 3F8 IRQ4 2F8 IRQ3 3E8 IRQ4 2E8 IRQ3 Auto Onboard Serial Port 2 Settings Disabled 3F8 IRQ4 2F8...

Page 55: ...ller Enable or disable Enhanced Host Controller Interface for Universal Serial Bus Settings Disabled Enabled USB Operation Mode Auto decide USB device operation mode Settings Settings Settings Setting...

Page 56: ...s Manual 48 48 48 48 USB Mouse Function Enable or disable Legacy support of USB Mouse Settings Disabled Enabled USB Storage Function Enable or disable Legacy support of USB Mass Storage Settings Disa...

Page 57: ...s Manual 49 49 49 49 Security Chip Configuration Security Chip Configuration Security Chip Configuration Security Chip Configuration TPM Security Chip Enable or disable TPM security chip Settings Dis...

Page 58: ...allows the PC to be turned on and off by external devices so that mouse or keyboard activity wakes up the computer ACPI Suspend Type Settings Settings Settings Settings Description Description Descri...

Page 59: ...not to turn off the screen when system enters power saving mode ACPI OS such as Windows XP will override this option Settings Settings Settings Settings Description Description Description Descriptio...

Page 60: ...Settings Auto Yes No AC Loss Auto Restart The field defines how the system will respond after an AC power loss during system operation Settings Settings Settings Settings De De De Description scripti...

Page 61: ...e disabled while changing the password Settings Hot Key Password PS2KB Wakeup Key Select Sets a Hot Key to restore the system from the power saving mode to an active state Settings Ctrl F1 Ctrl F2 Ctr...

Page 62: ...detected from any PCI card to power up the system or resume from a suspended state Such PCI cards include LAN onboard USB ports etc Settings By OS Enabled RTC Alarm Resume Set a scheduled time and or...

Page 63: ...scription Description Description 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 initiali...

Page 64: ...p Some non standard VGA display cards may not show 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...

Page 65: ...our system Changing the value from the factory setting is not recommended unless you install new memory that has a different performance rating than the original modules Settings Manual Auto By SPD SD...

Page 66: ...the row becomes active Longer values are safer but may not offer the best performance This field is only available when DRAM Timing is set to Manual Settings 2T 3T 4T 5T Active to Precharge Tras This...

Page 67: ...election Key in a HEX number Settings Min 0000 Max 003F Spread Spectrum When the mainboard s clock generator pulses the extreme values spikes of the pulses create EMI Electromagnetic Interference The...

Page 68: ...for restoring all the default fail safe BIOS settings These values are set by the mainboard manufacturer to provide a stable system with basic performance Entering Y Y Y Y and press Enter Enter Enter...

Page 69: ...ion is for restoring all the default optimized 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 a...

Page 70: ...r Password Set Supervisor User Password Set Supervisor User Password This option is for setting a password for entering BIOS Setup When a password has been set a password prompt will be displayed when...

Page 71: ...press 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 To disable the pa...

Page 72: ...7800 User s Manual 64 64 64 64 Save Exit Setup Save Exit Setup Save Exit Setup 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 requ...

Page 73: ...s Manual 65 65 65 65 Exit Without Saving Exit Without Saving Exit Without Saving Exit Without Saving Entering Y Y Y Y discards any changes made and exits the program Entering N N N N will cancel the...

Page 74: ...NAS 7800 User s Manual 66 66 66 66...

Page 75: ...E E E E E E E ER R R R R R R R R R R R 4 4 4 4 4 4 4 4 4 4 4 4 DRIVER INSTALLATION This chapter gives you brief descriptions of each mainboard driver and application You must install the VIA chipset d...

Page 76: ...er CD that contains the drivers and software for enhancing the performance of the mainboard Regular kits do not include a Driver CD However the latest drivers can be downloaded from http www viaembedd...

Page 77: ...DVD ROM drive The driver utilities and software menu screen should then appear on the screen If the CD does not run automatically click on the Start button and select Run Then type D Setup exe For Li...

Page 78: ...niport Driver sets the system s PCI IRQ routing sequence and VIA INF Driver enables the VIA Power Management function Includes V RAID and RAID tools VIA Graphics Driver VIA Graphics Driver VIA Graphic...

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