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Related Manuals for Norco EMB-4850
Summary of Contents for Norco EMB-4850
- Page 1 EMB-4850 EPIC Embedded Board USER' Manual V1.2...
- Page 2 EMB-4850 EPIC Embedded Board USER' Manual V1.2 Headquarter (China） ：86-0755-27331166 Shenzhen：86-0755-27331166 Beijing：86-010-82671166 Shanghai：86-021-61212088 Chengdu：86-028-85259319 Nanjing: 025-58015489 Shenyang：86-024-23960846 Xi’an：86-029-88338386 Wuhan：86-027-87858983 TianJin：86-022-23727100 Singapore：65-68530809 Website：www.norco.com.cn...
- Page 3 Shenzhen NORCO Intelligent Technology Co.,Ltd. EMB-4850 EPIC Embedded Board Shenzhen NORCO Intelligent Technology Co.,Ltd. Place/Data: HONG KONG/2008...
- Page 4 Trade Name：Shenzhen NORCO Intelligent Technology Co.,Ltd. Model Name：EMB-4850 Responsible Party：Shenzhen NORCO Intelligent Technology Co.,Ltd. Equipment Classification：FCC Class B Subassembly Type of Product：EPIC Embedded Board Manufacturer：Shenzhen NORCO Intelligent Technology Co.,Ltd. Data: 2008...
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Page 5: Table Of Contents
Content Chapter1 General Information ....................1 1.1 Introduction ......................... 1 1.2 Ordering Information....................1 1.3 Environmental and Dimensions .................. 1 1.4 Specifications......................1 Chapter 2 H/W Installation....................... 3 2.1 Connector Locations....................3 2.2 Dimensions ......................... 4 2.3 Installation step ......................5 2.4 CPU &... - Page 6 2.6.16 System Memory....................25 Chapter 3 BIOS Setep ......................27 3.1 Main Menu ........................ 28 3.2 Advanced Menu ......................29 3.2.1 CPU Configuration....................30 3.2.2 IDE Configuration ....................31 3.2.3 SupperIO Configuration ..................33 3.2.4 Hardware Health Configuration ................34 3.2.5 ACPI Configuration ....................
- Page 7 Before buying products, please learn about product performance from the seller to see if it is in line with your needs. NORCO is a registered trademark of Shenzhen NORCO Intelligent Technology CO., LTD. Other trademarks involved in this manual, their ownership are owned by its respective owners.
- Page 8 Common Sense in Safety Application 1. Before using this product, be sure to read carefully this user’s manual; 2. Any plate cards not ready to be installed shall be kept in the anti-static protective bags; 3. Before taking out the plate cards from the anti-static protective bags, first place hands on the grounding metal object for a while (e.g.
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Page 9: Packing List
Packing List Thank you very much for choosing our products. Please check your package completely as the following item checklist first, if you find any components lost or damaged, please contact your retailer. ■ EMB-4850 Mainboard 1pcs ■User’s Manual 1 pcs ■driver CD... - Page 10 Chapter 1 General Information...
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Page 11: Chapter1 General Information
2.0 Ports(supply ESD protect);2 1000/MB Ethernet interface. It also provides with other advanced functions, IrDA，WatchdogTimer,PC/104+ extend function and GPIO function （8Bit Input/Output） .EMB-4850 with EPIC spec can provide the most advanced design of volume and function. It can work without fans. Provide the perfect solution for your built-in application. - Page 12 EMB-4850 EPIC Embedded Board 2) Support FSB with 533/800MHz Intel® Core Duo Processors(Socket 479) 3) Chipset: Intel® 945GM+ICH7M 4) Memory: support dual channel 200-pin SO-DIMM slot, memory up to 2GB (DDR 533/667) Ⅱ 5) BIOS：4M bit Flash BIOS, ACPI power management support...
- Page 13 Chapter2 Product Installation...
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Page 14: Chapter 2 H/W Installation
EMB-4850 EPIC Embedded board Chapter 2 H/W Installation 2.1 Connector Locations The following picture is interface index for MITX-6852, when you install your devices, please consult it and read the following guide. During installation please care: for some devices, if incorrectly install, it will not work normally. -
Page 15: Dimensions
EMB-4850 EPIC Embedded board 2.2 Dimensions... -
Page 16: Installation Step
EMB-4850 EPIC Embedded board 2.3 Installation step Please consult the following step to install your computer: 1: Adjust all jumpers on the EMB-4850 per this manual 2: Install CPU 3: Install memory 4: Install Expand card (PC/104+ card) 5: Connect all of the signal line, cable, panel-control circuitry and power supply 6. -
Page 17: Jumper Settings
EMB-4850 EPIC Embedded board socket paralleled, then twist the pointer on screw aimed at "Locked" from the "Open" position.。 Notice： Ensure this motherboard support the CPU you choose, if the direction you inserted was wrong, CPU may be damaged. After system boot, BIOS will examine CPU type and frequency automatically, BIOS setting won’t allow you change the CPU frequency, in order to make... -
Page 18: Virus-Avoided Jumper (Jav)
EMB-4850 EPIC Embedded board Setting JCC： Setting JCC1 Normal(default) Clear Do not clear CMOS when power on, it harm to the motherboard. 2.5.2 Virus-Avoided Jumper (JAV) The BIOS is contained inside the Flash ROM. If the jumper JAV is set as dosed, you can not upgrade the BIOS. -
Page 19: Com2 Setting(J7、J8、J9)
EMB-4850 EPIC Embedded board Setting JAV: Setting JAV1 Open Update BIOS Close BIOS write-protect（default） 2.5.3 COM2 setting(J7、J8、J9) COM2 can be configured to operate in RS-232, RS-422, or RS-485 mode (RS232 for default.). This is done via J7、J8 and J9. -
Page 20: Pc104+ Select Voltage Setting (J5)
EMB-4850 EPIC Embedded board Mode 3-5,4-6 3-5,4-6 RS232 1-3,2-4 1-3,2-4 RS422 1-3,2-4 1-3,2-4 5-6,7-8 RS485 2.5.4 PC104+ select voltage setting (J5) 1 standard PC104+ expansion slot, the user may act according to own demand to choose the different PC/104+ expansion module, the different module input voltage is dissimilar, you... -
Page 21: External Connector
EMB-4850 EPIC Embedded board 2.6 External Connector Please carefully read this manual when connecting external connector, so as to avoid damage to the motherboard! 2.6.1 mini IDE Connector（J12） The board provides 1 mini IDE channel to which you can attach up to two Enhanced Integrated Device Electronics hard disk drives or CDROM to the board’s internal controller. -
Page 22: Parallel Port Connector（J13
EMB-4850 EPIC Embedded board IRQ14 DAP1 PATADET# DAP0 DAP2 CS1P# CS3P# ACTP# 2.6.2 Parallel Port Connector（J13） Normal 26 Pin Parallel Port，According to your needs to connect parallel port device。 J13: Signal name Signal name T_STB# T_AFD# PDQ0 T_ERR# PDQ1 T_INIT#... -
Page 23: Serial Port Connector（Conn1、Com2
EMB-4850 EPIC Embedded board T_PE T_SLCT 2.6.3 Serial port Connector（CONN1、COM2） This board provides 2 serial ports (COM1:RS-232;COM2:RS-232/422/485)in 1 DB-9 connector(CONN1) and 1 2×5 header. You can enable/disable them and choose the IRQ or I/O address from BIOS SETUP.COM2 setting refer to” 2.3.3 COM2 setting(J7、J8、J9)”. -
Page 24: Display Connector(Vga1、Lvds1、J3、J2)
EMB-4850 EPIC Embedded board 2.6.4 Display Connector(VGA1、LVDS1、J3、J2) The board has 3 connectors to support these displays: one for standard CRT VGA monitors (15DB), one for TV displays (HD TV and SD TV), and one for LVDS type LCD panels.VGA+LVDS and TVOUT+LVDS dual independent display VGA：... - Page 25 EMB-4850 EPIC Embedded board LA_DATAN0 LB_DATAN0 LA_DATAP0 LB_DATAP0 LA_DATAN1 LB_DATAN1 LA_DATAP1 LB_DATAP1 LA_DATAN2 LB_DATAN2 LA_DATAP2 LB_DATAP2 LA_CLKN LB_CLKN LA_CLKP LB_CLKP L_DDC_DATA L_DDC_CLK LVDS PANEL BACKLIGHT（J2） ： Signal name +12V L_BKLTEN L_BKLTCTL TV-OUT（J3） ： Signal name Signal name DACA_OUT DACB_OUT DACC_OUT...
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Page 26: Usb Connector (Usb1、Cn1)
EMB-4850 EPIC Embedded board 2.6.5 USB Connector (USB1、CN1) Onboard provide a standard dual-layer USB port and a set of 2×5 header USB ports, which both support USB 2.0 at a high speed of 480Mbps. Signal name Signal name USB D-... -
Page 27: Sata Connector (Sata1、Sata2)
EMB-4850 EPIC Embedded board 2.6.6 SATA Connector (SATA1、SATA2) EMB-4850 supports Serial ATA via two connectors (SATA1、SATA2). Data transfer rates up to 300 MB/s are possible, enabling very fast data and file transfer, and independent DMA operation on two ports. SATA1、SATA2：... -
Page 28: Irda(Irda)
EMB-4850 EPIC Embedded board 2.6.7 IrDA(IRDA) This board provides a group of IrDA pins, support IrDA version 1.0 SIR or SHARP ASK-IR protocol infrared ray transmission function IRDA： Signal name IRRX IRTX... -
Page 29: Audio Connector(J11)
EMB-4850 EPIC Embedded board 2.6.8 Audio Connector(J11) Realtek ALC888 Audio, Support 7.1 channels HD audio output. J11： Signal name Signal name SPKOUT_R AUDIO_GND SPKOUT_L AUDIO_GND LINEOUTR LINEOUT_L AUDIO_GND AUDIO_GND LINE_R LINE_L AUDIO_GND AUDIO_GND NULL MIC_IN_L MIC_IN_R AUDIO_GND... -
Page 30: Cpu Fan Connector (Cpufan)
EMB-4850 EPIC Embedded board 2.6.9 CPU FAN Connector (CPUFAN) This board provide a 3Pin CPU fan socket, attention: electric current for fan≤350mA (4.2W, 12V), affirm fan cable matches fan socket. CPUFAN： Signal name VCC12 Speed detect 2.6.10 Power Connector (JP2) -
Page 31: Ethernet Connector (Lan1、Lan2)
EMB-4850 EPIC Embedded board Signal name +12V 2.6.11 Ethernet Connector (LAN1、LAN2) Onboard provide 2 1000Mbps Ethernet interface, LILED and ACTLED separately is aside LAN yellow color led and green led. They indicate LAN’s linking state and transmitting active state TX+,TX-:positive/negative send data signal; RX+,RX-:positive/negative receive data signal ACTLED：network active state LED;... -
Page 32: Ps/2 Kb/Ms Connector(Kbm1)
EMB-4850 EPIC Embedded board 2.6.12 PS/2 KB/MS connector(KBM1) 1 PS/2 kb/ms jack, need to be Connected with PS/2 KB/MS Y-shape convert cable. KBM1： Signal name KB_DATA MS_DATA KB_CLK MS_ CLK 2.6.13 Front Panel Connector (J10) This connector mainly supply power indicator led , hard disk indicator led , power restart indicator led, power auto-manage indicator led, restart button and sleep button etc. - Page 33 EMB-4850 EPIC Embedded board Signal description Signal description POWERSW- 5VSB RSTBTN# GRELED+ GRELED- HDD LED+ HDD LED- 1) Power On/Off Control Pins (J10 pin1&2 for PWRSW) Connect these two pins with bounce switch on panel of chassis, can switch-on or switch-off power.
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Page 34: Pc/104
EMB-4850 EPIC Embedded board running. Connect IDE LED on chassis panel and these pins (pin20 is LED anode). 2.6.14 PC/104+ A standard PC104 + expansion slot, users can choose a different PC/104 + extension according to their own needs . different modules of the input voltage is not the same, you can through the PC/104 + module voltage jumper to set. -
Page 35: Gpio (J6)
EMB-4850 EPIC Embedded board GND_2 AD16 +3.3V_6 C/BE#2 AD18 +3.3V_4 AD17 GND_19 AD21 AD20 GND_14 AD19 +3.3V_2 AD23 AD22 +3.3V_9 IDSEL0 GND_9 IDSEL1 IDSEL2 AD24 C/BE#3 VI/O_3 IDSEL3 GND_3 AD26 AD25 GND_20 AD29 +5V_2 AD28 AD27 +5V_0 AD30 GND_15 AD31... -
Page 36: System Memory
EMB-4850 EPIC Embedded board J6： Signal name Signal name GPIN 1 GPIN 2 GPOUT 1 GPIN 3 GPOUT 2 GPIN 4 GPOUT 3 GPOUT 4 2.6.16 System Memory Two SO_DDR2 dual-channel DDRⅡsocket(show as SO_DDR1&SO_DDR2)on board, when fixing memory bank, pay attention to following advice：... - Page 37 EMB-4850 EPIC Embedded board DIMM1 DIMM2...
- Page 38 EMB-4850 EPIC Embedded board Chapter 3 BIOS Setup...
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Page 39: Chapter 3 Bios Setep
EMB-4850 EPIC Embedded board Chapter 3 BIOS Setep AMI BIOS upgrade: It is true that hardware and software are upgrading all the time. When your IPC can not support the newest processor (for example), you should upgrade the BIOS to try to keep up with the latest technology. -
Page 40: Main Menu
EMB-4850 EPIC Embedded board the sub-menu. Use the “←↑→↓”and <Enter> to modify the value, or use Mouse do this operation.. At any time, press<Esc> can back to the father-menu. 3.1 Main Menu AMI BIOS (Read only) BIOS information: such as Version, BIOS ID and Manufactory Day. -
Page 41: Advanced Menu
EMB-4850 EPIC Embedded board System Date Format: Day/Month/Date/Year； <Day> is Read only. <Month><Date><Year> can be set by user 3.2 Advanced Menu WARNING: Setting wrong values in below sections may cause system to malfunction. -
Page 42: Cpu Configuration
EMB-4850 EPIC Embedded board 3.2.1 CPU Configuration Configure advanced settings Include CPU detail description: Vendor, Type, Frequency, L1 cache, L2 cache… Execute Disable Bit Execute Disable Bit functionality can help prevent certain classes of malicious buffer overflow attacks when combined with a supporting operating system, Execute Disable Bit allows the processor to classify areas in memory by where application code can execute and where it cannot. -
Page 43: Ide Configuration
EMB-4850 EPIC Embedded board For enable/disable CPU in-house temperature controlling functions。 Venderpool Technology Operating System imaginary technology of Intel。It makes one computer run even number OS, VT Tech makes processor with and/or virtual tech. By Vanderpool Technology, we can run two OS on one computer at one time, one processor run one OS, the other processor run another OS. - Page 44 IDE device works mode setup: including Type, LBA/Large Mode, Block mode (Multi-Sector Transfer), PIO Mode, DMA Mode, S.M.A.R.T, 32Bit Data Transfer. Norco strongly recommends default setting: Let system auto setup your device; if want self-config, please confirm your Hard Disk information and whether it supports these work modes or not.
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Page 45: Supperio Configuration
EMB-4850 EPIC Embedded board 3.2.3 SupperIO Configuration Serial Port1 Address Setup Serial Port1 interrupts and addresses. Recommend Default set. Serial Port2 Address Setup Serial Port2 interrupts and addresses. Recommend Default set. On Board CIR Port This option for configure on board CIR port ,<Enabled>: Open ,<Disabled>: Close Keyboard/ Mouse PowerOn Support Keyboard/ Mouse Power On, <Enabled>: Open ,<Disabled>: Close... -
Page 46: Hardware Health Configuration
EMB-4850 EPIC Embedded board 3.2.4 Hardware Health Configuration Hardware Health Configuration Enter this option to examine hardware health ，such as CPU temperature ， system temperature etc... -
Page 47: Acpi Configuration
EMB-4850 EPIC Embedded board 3.2.5 ACPI Configuration ACPI Aware O/S If you choose <Yes> and system support ACPI, BIOS will according to ACPI criterion to distribute resource and system will use the resource to manage system power. (1) General ACPI Configuration... -
Page 48: Apm Configuration
EMB-4850 EPIC Embedded board 3.2.6 APM configuration Power Management/APM <Enable>: open power saving mode. <Disable>: close power saving mode Video Power Down Mode Video power down mode setting，options <Suspend><Stand by><Disable> for select. Hard Disk Power Down Mode Hard disk power down mode setting，options <Suspend><Stand by><Disable> for select. - Page 49 EMB-4850 EPIC Embedded board option will show the CPU slow clock ratio. Keyboard & PS/2 Mouse If you want set keyboard and PS/2 mouse activities as power-management event, if so, set Power Management/APM as Enabled, not for Disabled. Power Button Mode <Instant Off>: Press “Power”...
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Page 50: Intel Amt Configuration
EMB-4850 EPIC Embedded board 3.2.7 Intel AMT Configuration Intel AMT Support Intel AMT, EMB-4850 not support this function pro tempore... -
Page 51: Mps Configuration
EMB-4850 EPIC Embedded board 3.2.8 MPS Configuration MPS Revision It contains MPS Revision options. MPS is Multi Processor Specification for short, this option make sense just when the system with Multi Processor or Virtual Processor. MPS have two versions of 1.1 and 1.4. For the OS those advanced than Win2000 are completely compatible to MPS 1.4, and for the OS version former than WinNT, must select version 1.1. -
Page 52: Pci Express Configuration
EMB-4850 EPIC Embedded board 3.2.9 PCI Express Configuration Active State Power-Management Active State Power-Management technology，[Enabled]:open，[Disabled]:Close... -
Page 53: Smbios Configuration
EMB-4850 EPIC Embedded board 3.2.10 Smbios Configuration Smbios Smi Support If support SMBIOS PnP Function 50-54h by SMI. [Enabled：Support ]，[Disabled：NO Support]. -
Page 54: Remote Access Configuration
EMB-4850 EPIC Embedded board 3.2.11 Remote Access Configuration Remote Access If support remote access, yes as [Enabled], no as [Disabled] Serial Port number This option for user choose Serial Port number Serial Port Mode This item for user choose Serial Port Mode Flow Control Flow control. -
Page 55: Usb Configuration
EMB-4850 EPIC Embedded board Terminal type selection VT-UTF8 Combo Key Support Both support VT and UTF8 ? yes as [Disabled], no as [Enabled] Sredir Memory Display Delay Serial port terminal display delay. 3.2.12 USB Configuration USB Devices Enabled（read only） This item display system annectent USB device Legacy USB Support If need support USB device in DOS mode: such as U Disk, USB keyboard ，then... - Page 56 EMB-4850 EPIC Embedded board USB keyboard can gather some special key combination.Close： <Disabled>,Open： < Enabled> USB 2.0 Controller Mode This option for choose USB2.0 port mode, <FullSpeed>: USB port 2.0 (480Mbps). <HiSpeed>: USB port 1.1 (12Mbps). BIOS EHCI Hand-Off <Enabled>：When enter OS, BIOS auto close. <Disabled>：When enter OS, BIOS closed by OS.
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Page 57: Pcipnp
EMB-4850 EPIC Embedded board Mode: Auto/Floppy/Forced FDD/Hard Disk/CDROM. Default set is <AUTO>. 3.3 PCIPNP WARMING：Setting wrong values in below sections may cause system to malfunction. Clear NVRAM YES: after system reboot reset ESCD NVRAM and reset it as NO. Plug & Play O/S If OS support hot swap devices, select yes, in this case, system will amend interrupt, I/O and DMA. -
Page 58: Boot Menu
EMB-4850 EPIC Embedded board <No>: can not use PCI VGA card Palette Snooping Yes: it will inform PCI devices it installed an device based on ISA at this moment, if you want change the default setting, please consult adapter’s manual first, or set it as No. -
Page 59: Boot Settings Configuration
EMB-4850 EPIC Embedded board Onchip VGA Share Memory Shared graphic memory size setting, this option only take effect before VGA driver loading, after driver loading, it will redistribute graphic memory according to system memory, size up to 224M. 3.4.1 Boot Settings Configuration Quick Boot <Enabled>: Load OS without BIOS self-detecting,... - Page 60 EMB-4850 EPIC Embedded board Num-lock state while boot (on/off) PS/2 Mouse Support PS/2 mouse support setting <Enabled>: support <Disabled>: not support <Auto>: automatically Wait For “F1” If Error <Enabled>: waiting user press ”F1” if OS detect incorrectly. <Disabled>: neglect errors, directly loading OS Hit ‘DEL’Message Display...
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Page 61: Boot Device Priority
EMB-4850 EPIC Embedded board 3.4.2 Boot Device Priority Boot Device Priority Press “Enter” will has sub-menu: 1st Boot Device 2nd Boot Device System will detect device after this priority until find an available boot device,Boot device support Removable Drive or Hard Disk Drive... -
Page 62: Hard Disk Driver
EMB-4850 EPIC Embedded board 3.4.3 Hard Disk Driver Hard Disk Drives If has multi- HDD, must set up priority. The Highest Priority HDD will display in “Boot Device Priority”... -
Page 63: Security Menu
EMB-4850 EPIC Embedded board 3.5 Security Menu Supervisor Password(read-only) If set up supervisor password, will display “Installed”,If not , will display “Not Installed” User Password(read-only) If set up user password, will display “Installed”,If not , will display “Not Installed” Change Supervisor Password Select the Supervisor or User icon from the Security section of the BIOS Setup main menu. -
Page 64: Chipset Menu
EMB-4850 EPIC Embedded board Boot Sector Virus Protection <Enabled> : Boot sector virus protection will be enabled. When execute Disk format or Write the Bootable section instruction, BIOS will send a warning. Example as below: Boot Sector Write! Possible VIRUS: Continue (Y/N)? _ (Must press much ‘N’... -
Page 65: North Bridge Configuration
EMB-4850 EPIC Embedded board 3.6.1 North Bridge Configuration DRAM Frequency Please config memory frequency according to its parameter, advice setting [Auto]。 Configure DRAM Timing by SPD <Enabled> system auto-setting memory parameter by SPD . <Disabled>: Manual setting memory parameter by entering submenu. -
Page 66: South Bridge Configuration
EMB-4850 EPIC Embedded board Function of CPU thermal throttling, enter in it, you can set its temperature and enable it or DT in SPD Delta temperature (DT) in SPD. TS on DIMM TS on DIMM Tech, utilize a physic heat sensor integrated in DIMM to monitor DIMM temperature. -
Page 67: Video Function Configuration
EMB-4850 EPIC Embedded board Set on-board audio open/close SLP_S4# Min. Assertion Width SLP_S4# of memory Min. assertion width setting, Default as:1 to 2 seconds Restore on AC Power Loss <Power Off>: boot system after press power button while power supply connected <Power On>: boot system straightway while power supply connected... - Page 68 EMB-4850 EPIC Embedded board DVMT Mode Select Setup the first used internal display device, can be set as：[Fixed Mode] [DVMT Mode]. [DVMT]: dynamic shared graphic memory size, driver will dynamic distribute system memory size to it [FIXED]: fixed shared memory, driver will distribute system memory size according to...
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Page 69: Exit Menu
EMB-4850 EPIC Embedded board 3.7 Exit Menu Save Changes and Exit Press <Enter> and <Enter>, to save BIOS change and reboot system.。 Discard Changes and Exit Press <Enter> and <Enter>, will does not save BIOS change and reboot system. Discard Changes Press <Enter>... - Page 70 Appendix...
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Page 71: Appendix
EMB-4850 EPIC Embedded board Appendix Appendix 1: Driver Installation Please install drivers according to following steps： 1: click right on "My Computer" icon on the desktop, and then select "Properties" in the pop-up menu, and enter "System Properties" menu. 2: Select the "hardware" tab, then enter the "Device Manager", double-click on the yellow question mark or an exclamation point with the hardware "in upgrading Driver"... -
Page 72: Appendix 2：Watchdog Programmer Guide
EMB-4850 EPIC Embedded board Appendix 2：Watchdog programmer guide watchdog Timer Setting（ASM）: -------------------------------------------------------------------------------------------------------------- Set Watchdog Timer as 48 sec. （ max. support 0xFF=255, set as 00 to stop watchdog） , run debug in DOS mode：2EH: address port, 2FH: data port C:\>debug... - Page 73 EMB-4850 EPIC Embedded board outputb (0x2e, 0x30) outputb (0x2f, 0x01) //active the device outputb (0x2e, 0xF5) outputb (0x2f, 0x00) //set timer unit as second /（minute: outputb (0x2f, 0x08)） outputb (0x2e, 0xF6) outputb (0x2f, 0x30) //set Timer Count as 30h=48second outputb (0x2E, 0xAA)
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Page 74: Appendix 3: Glossary
EMB-4850 EPIC Embedded board Appendix 3: Glossary ACPI: Advanced Configuration and Power Management Interface for short,ACPI specification allows OS to control most power of computer and its extended devices. Windows 98/98SE, Windows 2000 and Windows ME are all support ACPI, it provide users a flexible system power management. - Page 75 EMB-4850 EPIC Embedded board COM: Computer-Output Microfilmer. A universal serial communication interface, usually adopts normative OB 9 connector. DIMM: Dual Inline Memory Module. It’s a small circuit board with memory chipset, providing 64bit bus width. DRAM: Dynamic Random Access Memorizer. It’s a normal type of memory often with a transistor and a capacitance to store 1 bit.
- Page 76 EMB-4850 EPIC Embedded board parallel interface, and connect printer in a general way. POST: Self-test when power on. While booting, BIOS will do once uninterrupted testing operation to the system, including RAM, keyboard, hard disk driver etc. Check them in normal situation and work well.
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