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Troubleshooting

PEB-2770/2780VG2A User’s Manual

5-1

Chapter 5
Troubleshooting

This chapter provides a few useful tips to quickly get PEB-2780 running with success.
As basic hardware installation has been addressed in Chapter 2, this chapter will
primarily focus on system integration issues, in terms of BIOS setting, and OS
diagnostics.

5.1

Hardware Quick Installation

DC 12V Power Input

WADE-8071 supports DC12V input only.

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Summary of Contents for PEB-2770VG2A

Page 1: ... 2770 2780VG2A PEB 2770 2780VG2A Embedded System Board User s Manual Version 1 0d Copyright Portwell Inc 2010 All rights reserved All other brand names are registered trademarks of their respective owners ...

Page 2: ...Installing the Single Board Computer 3 2 3 3 1 Chipset Component Driver 3 2 3 3 2 Intel Integrated Graphics GMCH Chip 3 3 3 3 3 On board Gigabit Ethernet Controller 3 3 3 3 4 Audio Controller 3 3 3 4 Clear CMOS Operation 3 4 3 5 WDT Function 3 5 3 6 GPIO 3 7 Chapter 4 BIOS Setup Information 4 1 4 1 Entering Setup 4 1 4 2 Main Menu 4 2 4 3 Standard CMOS Setup Menu 4 3 4 4 IDE Adaptors Setup Menu 4 ...

Page 3: ...gramming guide of Watch Dog Timer function Chapter 4 BIOS Setup Information Specifies the meaning of each setup parameters how to get advanced BIOS performance and update new BIOS In addition POST checkpoint list will give users some guidelines of trouble shooting Chapter 5 Troubleshooting Provides various useful tips to quickly get its running with success As basic hardware installation has been ...

Page 4: ...nd smaller platform footprint over the previous Intel Atom processor N270 The PEB 2770 2780VG2A can provide the low power consumption for low profile fanless applications such as POS Print Imaging ATM Kiosk Medical Panel PC Digital Security and Digital Signage PEB 2770 2780VG2A supports dual display by VGA and 18 bit LVDS With its display enriched interface PEB 2770 2780VG2A can support various mu...

Page 5: ...cessor D510 N450 CPU bus clock 667 800 MHz z Chipset Intel ICH8M z Main Memory Support signal channel DDR2 memory interface Up to 2GB DDR2 667 800 SDRAM on SO DIMM socket z System BIOS AWARD BIOS z Expansion Interface One PCI Express x1 header z SATA Interface Two SATA ports z Serial Ports Support there RS 232 and one RS 232 422 485 serial ports z USB Interface Support six USB Universal Serial Bus...

Page 6: ...m D510 N450 Integrated DX9 Graphics device Support Intel DVMT 4 0 z On board Ethernet LAN Two Gigabit Ethernet 10 100 1000 Mbits sec LAN ports z High Driving GPIO Onboard programmable 8 bit Digital I O interface z Cooling Fans Support one 3 pin power connector for system fan z System Monitoring Feature Monitor system temperature and major power sources etc z Outline Dimension L X W 146mm 5 75 X 10...

Page 7: ... 10 1 6 0 11 4 7 0 Audio Card Onboard Realtek ALC262 High Definition Audio Controller Audio Driver Realtek ALC262 High Definition Audio Version 5 10 0 5911 CHIP Driver Intel Chipset Device Software Version 9 1 1 1016 USB 2 0 Driver Intel ICH8 Family USB2 Enhanced Host Controller Version 9 1 1 1016 SATA HDD Seagate ST3500641SV 500GB Compact Flash Apacer AP CF256B Steno 256MB SATA CDROM PIONEER DVD ...

Page 8: ...System Overview PEB 2770 2780VG2A User s Manual 1 5 Mechanical Drawing TOP side ...

Page 9: ...System Overview PEB 2770 2780VG2A User s Manual 1 6 Bottom side Rear IO ...

Page 10: ...System Overview PEB 2770 2780VG2A User s Manual 1 7 Bottom side with thermal kit Rear IO with thermal kit ...

Page 11: ...tem Overview PEB 2770 2780VG2A User s Manual 1 8 1 5 System Architecture All of details operating relations are shown in PEB 2770 2780VG2A series System Block Diagram PEB 2770 2780VG2A System Block Diagram ...

Page 12: ...ngs are indicated with a star sign 2 1 Jumper Setting In general jumpers on the single board computer are used to select options for certain features Some of the jumpers are designed to be user configurable allowing for system enhancement The others are for testing purpose only and should not be altered To select any option cover the jumper cap over SHORT or remove NC it from the jumper pins accor...

Page 13: ...Hardware Configuration PEB 2770 2780VG2A User s Manual 2 2 Solder side ...

Page 14: ... 0mm J16 COM2 RS 232 2 5 Pin BOX Header 2 0mm J17 Battery Connector 1 2 Pin Wafer 2 0mm J18 USB 4 5 Connector 5 2 1 Pin Header 2 0mm J19 USB 3 2 Connector 5 2 1 Pin Header 2 0mm J20 IDE Interface Connector 22 2 1 Pin Box Header J21 CPU Fan Connector 3 1 Pin Wafer J22 PCIEx1 Daughter Board Connector 1 1 6 Pin Female Header 2 54mm J23 PCIEx1 Daughter Board Connector 2 1 6 Pin Female Header 2 54mm J2...

Page 15: ... Detect Connector 1x2 Pin Header 2 0mm JP6 Suspend LED Connector 1x2 Pin Header 2 0mm JP7 COM3 RI Function Setup 3x2 Pin Header 2 0mm JP8 COM2 RS232 RS422 RS485 Function Setup JP9 COM2 RI Function Setup 3x2 Pin Header 2 0mm JP10 COM1 RI Function Setup 3x2 Pin Header 2 0mm JP11 COM4 RI Function Setup 3x2 Pin Header 2 0mm ...

Page 16: ...ne IN Microphone connector 5 2 Pin Wafer 2 0mm PIN NO DESCRIPTION PIN NO DESCRIPTION 1 MIC in L 2 GND 3 Line in L 4 GND 5 Line in R 6 GND 7 Line out L 8 GND 9 Line out R 10 MIC in R J6 Port 80 Connector 2x5 1 Pin 9 Pin Header 2 54mm PIN NO DESCRIPTION PIN NO DESCRIPTION 1 LPC AD0 2 3 3V 3 LPC AD1 4 RESET 5 LPC AD2 6 LPC FRAME 7 LPC AD3 8 LPC PCICLK 10 NC J7 SATA Power 1 Output Connector 1 4 Pin Wa...

Page 17: ...4 LCD1DO0 5 LCD1DO1 6 LCD1DO1 7 LCD1DO2 8 LCD1DO2 9 NC 10 NC 11 LCD1CLK 12 LCD1CLK 13 LCLK1 14 LDATA1 15 Ground 16 Ground 17 NC 18 NC 19 NC 20 NC J9 Inverter Power Connector 5 1 Pin Wafer PIN NO Description 1 LCD_BL EN 2 GND 3 12V 4 LCD_BL ADJ 5 5V J10 SATA Power 2 Output Connector 1 4 Pin Wafer 2 5mm PIN NO DESCRIPTION 1 Power Adj voltage 2 GND 3 GND 4 5V ...

Page 18: ...IO2 reverse output 6 GPIO2 7 GPIO3 reverse output 8 GPIO3 9 5V 10 GND J14 COM4 RS 232 2 5 Pin BOX Header 2 0mm PIN NO DESCRIPTION PIN NO DESCRIPTION 1 DCD 4 2 DSR 4 3 RXD 4 4 RTS 4 5 TXD 4 6 CTS 4 7 DTR 4 8 V_RI4 9 GND 10 NC J15 COM3 RS 232 2 5 Pin BOX Header 2 0mm PIN NO DESCRIPTION PIN NO DESCRIPTION 1 DCD 3 2 DSR 3 3 RXD 3 4 RTS 3 5 TXD 3 6 CTS 3 7 DTR 3 8 V_RI3 9 GND 10 NC J16 COM2 RS 232 2 5 ...

Page 19: ...CRIPTION PIN NO DESCRIPTION 1 5V 2 5V 3 USB_D3 4 USB_D2 5 USB_D3 6 USB_D2 7 GND 8 GND 10 GND J20 IDE Interface Connector 22 2 1 Pin Box Header PIN NO DESCRIPTION PIN NO DESCRIPTION 1 RESET 2 GROUND 3 DATA 7 4 DATA 8 5 DATA 6 6 DATA 9 7 DATA 5 8 DATA 10 9 DATA 4 10 DATA 11 11 DATA 3 12 DATA 12 13 DATA 2 14 DATA 13 15 DATA 1 16 DATA 14 17 DATA 0 18 DATA 15 19 GROUND 21 IDE DRQ 22 GROUND 23 IOW 24 GR...

Page 20: ... 6 Pin Female Header 2 54mm PIN NO DESCRIPTION 1 RX0 2 RX0 3 TX0 4 TX0 5 CLK 6 CLK J23 PCIEx1 Daughter Board Connector 2 1 6 Pin Female Header 2 54mm PIN NO DESCRIPTION 1 12V 2 5V 3 3 3V 4 PLTRST 5 GND 6 GND J24 LAN 2 Connector RJ 45 J25 LAN 1 Connector RJ 45 J26 USB 0 1 Connector USB A Typex2 J27 System Panel Connectors 2 4 Pin Header 2 0mm PIN NO DESCRIPTION PIN NO DESCRIPTION 1 HDD LED 2 HDD LE...

Page 21: ...h Card Connector Type I II JP1 LCD Panel Light Enable Voltage Setup 1 3 Pin Header 2 0mm PIN NO DESCRIPTION 1 2 2 3 Short 3 3V Short 5V JP2 LCD Panel Voltage Setup 2 3 Pin Header 2 0mm PIN NO DESCRIPTION 2 4 4 6 3 4 Short 3 3V TFT LCD Short 5V TFT LCD Short 12V TFT LCD JP3 CMOS Setup 1 3 Pin Header 2 0mm PIN NO DESCRIPTION 1 2 Normal Keep CMOS Setup 2 3 Clear CMOS Setup JP4 CF MASTER SLAVE Setup 1...

Page 22: ...S485 Function Setup PIN NO DESCRIPTION 5 6 9 11 10 12 15 17 16 18 Other Short Short Short Short Short Open RS 232 Function PIN NO DESCRIPTION 3 4 7 9 8 10 13 15 14 16 21 22 Other Short Short Short Short Short Short Open RS 422 Function PIN NO DESCRIPTION 1 2 7 9 8 10 19 20 Other Short Short Short Short Open RS 485 Function JP9 COM2 RI Function Setup 3x2 Pin Header 2 0mm PIN NO DESCRIPTION 1 2 3 4 ...

Page 23: ...Hardware Configuration PEB 2770 2780VG2A User s Manual 2 12 JP11 COM4 RI Function Setup 3x2 Pin Header 2 0mm PIN NO DESCRIPTION Short 5V Output Short RI Function Short 12V Output Short 5V Output ...

Page 24: ...king and Correcting non register functions The maximum memory can be up to 2GB Memory clock and related settings can be detected by BIOS via SPD interface For system compatibility and stability do not use memory module without brand Memory configuration can be set to either one double sided DIMM in one DIMM socket or two single sided SO DIMM in both sockets Beware of the connection and lock integr...

Page 25: ...ttach cables to existing peripheral devices and secure it WARNING Please ensure that SBC is properly inserted and fixed by mechanism Note Please refer to section 3 3 1 to 3 3 7 to install INF VGA LAN Audio drivers 3 3 1Chipset Component Driver PEB 2780 uses state of art Intel N450 CPU It s a new chipset that some old operating systems might not be able to recognize To overcome this compatibility i...

Page 26: ...or this onboard video will usually be the system display output By adjusting the BIOS setting to disable on board VGA an add on PCI Express by 1 VGA card can take over the system display Drivers Support Please find all the drivers in the PEB 2780 CD title Drivers support Windows XP Vista Win7 3 3 3On board Gigabit Ethernet Controller Drivers Support Please find INTEL 82567V 82583V LAN driver in Et...

Page 27: ... Note The mark for default setting To correctly operate CMOS Clear function users must turn off the system move JP4 jumper to short pin 1 and 2 To clear CMOS contents please turn the power back on and turn it off again for AT system or press the toggle switch a few times for ATX system Move the JP4 back to 2 3 position Clear CMOS Disabled and start the system System will then produce a CMOS Check ...

Page 28: ... the counting reaches its end This action will restart the counting process A well written WDT program should keep the counting process running under normal condition WDT should never generate a system reset or NMI signal unless the system runs into troubles The related Control Registers of WDT are all included in the following sample program that is written in C language User can fill a non zero ...

Page 29: ...Mode outp 0x002E 0xF5 outp 0x002F inp 0x002F 0xF7 Count mode Register 0x08 Specify Time out Value outp 0x002E 0xF6 outp 0x002F Time out Value Register Disable WDT reset by keyboard mouse interrupts outp 0x002E 0xF7 outp 0x002F 0x00 Exit Extended Function Mode outp 0x002E 0xAA Definitions of Variables Value of Count mode Register 1 0x00 Count down in seconds Bit3 0 2 0x08 Count down in minutes Bit3...

Page 30: ...h individual port to become an input or output port by programming register bit of I O Selection To invert port value the setting of Inversion Register has to be made Port values can be set to read or write through Data Register The GPIO port is located on J13 shown as follows Please note DO NOT SHORT CIRCUIT PIN 9 AND 10 OF J13 The control for the GPIO signals is handled through a separate 2 byte...

Page 31: ...d outportb Superio2_Addr 0x87 outportb Superio2_Addr 0x87 void exit_Superio2_CFG void outportb Superio2_Addr 0xAA void Set_CFG2 unsigned char Addr2 unsigned char Value2 unsigned char d2 outportb Superio2_Addr Addr2 delay 2 outportb Superio2_Addr 1 Value2 ifdef DEBUG d2 inportb Superio2_Addr 1 printf nWrite x to CR x read back is x Value2 Addr2 d2 endif DEBUG delay 2 unsigned char Get_CFG2 unsigned...

Page 32: ... pins with 2 00mm pitched jumper on J13 printf n P S SIO W83627UHG Winbond printf n GP50 J13 PIN 1 GP57 J13 PIN 2 printf n GP51 J13 PIN 3 GP56 J13 PIN 4 printf n GP52 J13 PIN 5 GP55 J13 PIN 6 printf n GP53 J13 PIN 7 GP54 J13 PIN 8 printf n GND J13 PIN10 VCC J13 PIN 9 printf n n Starting enter_Superio2_CFG 87 87 CR2A B7 1 selet GPIO Port 1 d2 Get_CFG2 0x2A d2 d2 0x7F 0x80 Set_CFG2 0x2A d2 IO test l...

Page 33: ...input Set_CFG2 0xE2 0x00 GPIO Port 5 is non inversed delay 2 Set_CFG2 0x07 0x08 Select logic device 08 Set_CFG2 0xE1 0x0F GP50 53 of Superio2 GP57 54 of Superio2 delay 100 Set_CFG2 0x07 0x08 Select logic device 08 d2 Get_CFG2 0xE1 get GPIO Port 6 data printf n x d2 if d2 0xFF 0x0F printf n GPIO 50 51 52 53 57 56 55 54 test ok else printf n GPIO 50 51 52 53 57 56 55 54 test fail return 0 ...

Page 34: ...prompt the user to enter the SETUP program Some errors are significant enough to abort the start up 4 1 Entering Setup Power on the computer and the system will start POST Power On Self Test process When the message below appears on the screen press Del key to enter Setup Press Del to enter SETUP If the message disappears before you respond and you still wish to enter Setup restart the system by t...

Page 35: ...tions such as time date etc AMI BIOS Processor System Memory These items show the firmware and hardware specifications of your system Read only System Time The time format is Hour Minute Second Use or to configure system Time System Date The date format is Day Month Date Year Use or to configure system Date ...

Page 36: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 3 4 3 Standard CMOS Setup Menu Use this menu to set up the items of special enhanced features ...

Page 37: ...ration These items show the advanced specifications of your CPU Read only Max CPUID Value Limit Disabled for Windows XP The choice Disabled Enabled Execute Disable Bit capability When disabled force the XD feature flag to always return 0 The choice Disabled Enabled ...

Page 38: ...or Hyper Threading Technology The choice Enabled Disabled Intel R Speed Step tm Tech Disable Disable GV3 Enable Enable GV3 Intel R C STATE Tech CPU idle is set to C2 C3 C4 State Enhanced C States CPU idle is set to Enhanced C States IDE Configuration The IDE Configuration the IDE devices such as hard disk drive or CD ROM drive It uses a separate sub menu to configure each hard disk drive Master an...

Page 39: ...hoice Disabled Compatible Enabled Legacy IDE Channels The choice SATA Only SATA Pri PATA Sec PATA Only Primary Secondary Third Fourth Fifth IDE Master Slave While entering setup BIOS auto detects the presence of IDE devices This displays the status of auto detection of IDE devices ...

Page 40: ... T Self Monitoring Analysis Reporting Technology capability for the hard disks S M A R T is a utility that monitors your disk status to predict hard disk failure This gives you an opportunity to move data from a hard disk that is going to fail to a safe place before the hard disk becomes offline 32 Bit Data Transfer Enable Disable 32 bit Data Transfer Hard Disk Write Protect Disabled Enabled devic...

Page 41: ...Base Addresses The choice Address Disabled 3F8 3E8 2E8 IRQ 3 4 10 11 Serial Port 2 Address IRQ Allows BIOS Select Serial Port2 Base Addresses The choice Address Disabled 2F8 3E8 2E8 IRQ 3 4 10 11 Serial Port 3 Address IRQ Allows BIOS Select Serial Port3 Base Addresses The choice Address Disabled A20 A28 A30 A38 A40 A48 IRQ 3 4 10 11 ...

Page 42: ...ice Address Disabled A20 A28 A30 A38 A40 A48 IRQ 3 4 10 11 Watch Dog Timer Set This BIOS testing option is able to reset the system according to the selected table The Choice Disabled 10 20 30 40 sec 1 2 4 min Report Chassis Intrution The Choice Disabled Enabled Hardware Health Configuration Configuration monitor the Hardware Health ...

Page 43: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 10 ACPI Settings Select for Advanced ACPI Configuration ...

Page 44: ...is field Options are S1 POS The S1 sleep mode is a low power state In this state no system context is lost CPU or chipset and hardware maintains all system contexts S3 STR The S3 sleep mode is a lower power state where the information of system configuration and open applications files is saved to main memory that remains powered while most other hardware components turn off to save energy The inf...

Page 45: ...es Enable RSDP pointers to 64 bit Fixed System Description Tables The choice ACPI v1 0 ACPI v2 0 ACPI v3 0 ACPI APIC support Include ACPI APIC table pointer to RSDT pointer list The choice Disabled Enabled AMI OEMB table Include OEMB table pointer to R X SDT pointer list The choice Disabled Enabled Headless mode Enable Disable Headless operation mode through ACPI The choice Disabled Enabled ...

Page 46: ...rgy Lake Feature Select the ACPI state used for System Suspend The choice Disabled Enabled APIC ACPI SCI IRQ Enable Disable APIC ACPI SCI IRQ The choice Disabled Enabled USB Device Wakeup From S3 S4 Enable Disable USB device Wake from S3 S4 mode The choice Disabled Enabled High Performance Event Timer The choice Disabled Enabled HPET Memory Address The choice FED0000h FED1000h FED2000h FED3000h ...

Page 47: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 14 AHCI Settings Select for AHCI Configuration ...

Page 48: ...evice connected to the system The choice Auto Not Installed S M A R T This allows you to activate the S M A R T Self Monitoring Analysis Reporting Technology capability for the hard disks S M A R T is a utility that monitors your disk status to predict hard disk failure This gives you an opportunity to move data from a hard disk that is going to fail to a safe place before the hard disk becomes of...

Page 49: ...r Suspend when Power button is pressed The choice On Off Suspend Video Power Down Mode Power Down video in Suspend or Standby mode The choice Disable Standby Suspend Hard Disk Power Down Mode Power Down Hard Disk in Suspend or Standby mode The choice Disable Standby Suspend Standby Time out Go into Standby in the specified Time The choice Disable 1 Min 2 Min 4 Min 8 Min 10 Min 20 Min 30 Min 40 Min...

Page 50: ...Min 4 Min 8 Min 10 Min 20 Min 30 Min 40 Min 50 Min 60 Min Throttle Slow Clock Ratio Select the Duty Cycle in Throttle mode The choice 12 5 25 37 5 50 62 5 75 87 5 Resume On Ring The choice Disabled Enabled Wake on LAN The choice Disabled Enabled 82583V wake up The choice Disabled Enabled Resume On RTC Alarm The choice Disabled Enabled ...

Page 51: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 18 Configure ASF Parameters Select for ASF Support ...

Page 52: ... the Multi Processor Table MPS Revision This field allows you to select which MPS Multi Processor Specification version to be used for the operating system You need to select the MPS version supported by your operating system To find out which version to use consult the vendor of your operating system The choice 1 1 1 4 ...

Page 53: ...ubleshooting PEB 2770 2780VG2A User s Manual 4 20 PCI Express Configuration Configure PCI Express Support Active State Power Management PCI Express L0s and L1 link power states The choice Disabled Enabled ...

Page 54: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 21 Smbios Configuration SMBIOS Configuration Menu Smbios Smi Support SMBIOS SMI Wrapper support for PnP Function 50h 54h The choice Disabled Enabled ...

Page 55: ...OS and SCO Unix The choice Disabled Enabled Auto Port 64 60 Emulation The choice Disabled Enabled USB 2 0 Controller Mode This setting specifies the operation mode of the onboard USB 2 0 controller The choice FullSpeed HiSpeed BIOS EHCI Hand Off This is a workaround for OSes without EHCI hand off support The EHCI ownership change should claim by EHCI driver The choice Disabled Enabled Legacy USB1 ...

Page 56: ...sections may cause system to malfunction Clear NVRAM Clear NVRAM during System Boot The choice No Yes Plug Play O S No lets the BIOS configure all the devices in the system Yes lets the operating system configure Plug and Play PnP devices not required for boot if your system has a Plug and Play operating system The choice No Yes ...

Page 57: ...IRQ The choice No Yes Palette Snooping Enabled informs the PCI devices that an ISA graphics device is installed in the system so the card will function correctly The choice Disabled Enabled PCI IDE BusMaster Enabled Uses PCI bus mastering for reading writing to IDE drives The choice Disabled Enabled OffBoard PCI ISA IDE Card Some PCI IDE cards may require this to be set to the PCI slot number that...

Page 58: ...used by Legacy ISA devices The choice Available Reserved DMA Channel 0 DMA Channel 1 DMA Channel 3 DMA Channel 5 DMA Channel 6 DMA Channel 7 Available Specified DMA is available to be used by PCI PnP devices Reserved Specified DMA is reserved for use by Legacy ISA devices The choice Available Reserved Reserved Memory Size Select Size of memory block to reserve for legacy ISA devices The choice Dis...

Page 59: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 26 4 5 Advanced BIOS Features Use this menu to specify the priority of boot devices ...

Page 60: ...board or system manufacturer s full screen logo When it is enabled the BIOS will display the full screen logo during the boot up sequence hiding normal POST messages When it is disabled the BIOS will display the normal POST messages instead of the full screen logo Please note that enabling this BIOS feature often adds 2 3 seconds of delay to the booting sequence This delay ensures that the logo is...

Page 61: ...sers to use the arrow keys on the numeric keypad The choice Off On PS 2 Mouse support Select Enabled if you need to use a PS 2 interfaced mouse in the operating system The choice Disabled Enabled Auto Wait For F1 If Error When this setting is set to Enabled and the boot sequence encounters an error it asks you to press F1 If disabled the system continues to boot without waiting for you to press an...

Page 62: ...d the ROM BIOS of these host adaptors will not be able to cap ture Interrupt 19 Therefore you will not be able to boot operating systems from any bootable disks attached to these host adaptors Nor will you be able to gain access to their ROM setup utilities The choice Disabled Enabled Boot Device Priority 1st Boot Device The items allow you to set the sequence of boot devices where BIOS attempts t...

Page 63: ... Drives 1st Drive This setting allows users to set the priority of the removable devices First press Enter to enter the sub menu Then you may use the arrow keys to select the desired device then press or PageUp PageDown key to move it up down in the priority list ...

Page 64: ...r Password Supervisor Password controls access to the BIOS Setup utility These settings allow you to set or change the supervisor password User Password Change User Password User Password controls access to the system at boot These settings allow you to set or change the user password Boot Sector Virus Protection Boot Sector Virus Protection The choice Disabled Enabled ...

Page 65: ...Troubleshooting PEB 2770 2780VG2A User s Manual 4 32 4 7 Integrated Peripherals This menu controls the advanced features of the onboard Northbridge and Southbridge ...

Page 66: ...ystem management bus SMBUS interface The choice Disabled Enabled Memory Hole In order to improve performance certain space in memory is reserved for ISA cards This memory must be mapped into the memory space below 16MB The choice Disabled 15MB 16MB Initate Graphic Adapter Select which graphics controller to use as the primary boot device The choice IGD PCI IGD PCI PEG PEG IGD PEG PCI Internal Grap...

Page 67: ...ded that you set this BIOS feature to DVMT Mode for maximum performance Setting it to DVMT Mode ensures that system memory is dynamically allocated for optimal balance between graphics and system performance The choice Fixed Mode DVMT Mode DVMT FIXED Memory When set to DVMT FIXED Mode the graphics driver will allocate a fixed amount of memory as dedicated graphics memory as well as allow more syst...

Page 68: ... The choice Disabled Enabled South Bridge Configuration USB Functions This setting specifies the function of the onboard USB controller The choice Disabled 2 USB Ports 4 USB Ports 6 USB Ports USB 2 0 Controller Set to Enabled if you need to use any USB 2 0 device in the operating system that does not support or have any USB 2 0 driver installed such as DOS and SCO Unix The choice Enabled Disabled ...

Page 69: ... HDA Controller This setting controls the High Definition Audio interface integrated in the Southbridge The choice Enabled Disabled SMBUS Controller The choice Enabled Disabled SLP_S4 Min Assertion Width The choice 4 to 5 seconds 3 to 4 seconds 2 to 3 seconds 1 to 2 seconds Restore on AC Power Loss This item allows user to configure the power status of using ATX power supply after a serious power ...

Page 70: ...S Pressing Enter on this item asks for confirmation Save changes to CMOS and exit the Setup Utility Discard Changes and Exit Abandon all changes and exit the Setup Utility Discard Changes Abandon all changes and continue with the Setup Utility Load Optimal Defaults Use this menu to load the default values set by the SBC manufacturer specifically for optimal performance of the SBC Load Failsafe Def...

Page 71: ...ful tips to quickly get PEB 2780 running with success As basic hardware installation has been addressed in Chapter 2 this chapter will primarily focus on system integration issues in terms of BIOS setting and OS diagnostics 5 1 Hardware Quick Installation DC 12V Power Input WADE 8071 supports DC12V input only ...

Page 72: ...p a stable BIOS configuration so that you can wake up your system far well Loading the default optimal setting When prompted with the main setup menu please scroll down to Load Optimal Defaults press Enter and Y to load in default optimal BIOS setup This will force your BIOS setting back to the initial factory configuration It is recommended to do this so you can be sure the system is running with...

Page 73: ...RQ resource A few good examples are A quick review of the basic IRQ mapping is given below for your reference IRQ Description IRQ 0 System Timer IRQ 1 Keyboard Event IRQ 2 Usable IRQ IRQ 3 COM2 IRQ 4 COM1 IRQ 5 Usable IRQ IRQ 6 Diskette Event IRQ 7 Usable IRQ IRQ 8 Real Time Clock IRQ 9 Usable IRQ IRQ 10 Usable IRQ IRQ 11 Usable IRQ IRQ 12 IBM Mouse Event IRQ 13 Coprocessor Error IRQ 14 Hard Disk ...

Page 74: ...ory address used for your reference Memory Area Size Description 0000 003F 1K Interrupt Area 0040 004F 0 3K BIOS Data Area 0050 006F 0 5K System Data 0070 0E2E 54K DOS 0E2F 0F6B 5K Program Area 0F6C 9DBF 577K Available First Meg Conventional memory end at 631K 9DC0 9FFF 1K Extended BIOS Area A000 AFFF 64K VGA Graphics B000 B7FF 32K Unused B800 BFFF 32K VGA Text C000 CD9F 54K Video ROM CDA0 EFFF 13...

Page 75: ... 0 System ROM System Timer IRQ 1 System ROM Keyboard Event IRQ 2 Unassigned Usable IRQ IRQ 3 System ROM COM2 IRQ 4 System ROM COM1 IRQ 5 Unassigned Usable IRQ IRQ 6 System ROM Diskette Event IRQ 7 Unused Usable IRQ IRQ 8 System ROM Real Time Clock IRQ 9 Unassigned Usable IRQ IRQ 10 Unassigned Usable IRQ IRQ 11 Unassigned Usable IRQ IRQ 12 System ROM IBM Mouse Event IRQ 13 System ROM Coprocessor Er...

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