PCM-4894 All-in-One 486 single Board computer with Flat Panel / CRT SVGA, Ethernet, and 4 Serial Ports
4 PCM-4894 User ManualWatchdog Timer: Can generate a system reset, IRQ15. SupportWindows 3.1, Windows 95. Software selectable timeout interval.(1
Chapter 1 General Information 5Digital I/O interface4 TTL Digital Input bits & 4 Open Collector Digital Output bits.(Port address : 294H, Bit
6 PCM-4894 User ManualBoard layout20F001NXILINXXC9572DiskOnChipRTL8029ASWinbondWinbondALIM1487A1ALIM1489 B1CHIPSF65550AM486DX5R T C
Chapter 1 General Information 7Card dimensions5.0840.6497.16100.97119.383.56174.63177.17193.04203.20198.125.089.53135.8995.25146.05140.97
8 PCM-4894 User Manual
Chapter 2 Installation 92InstallationThis chapter explains set up proceduresfor the PCM-4894 hardware, includinginstructions on setting jumpers an
10 PCM-4894 User ManualJumpers and connectorsConnectors on the board link it to external devices such as harddisk drives, a keyboard, or floppy dr
Chapter 2 Installation 11Locating jumpers and connectors20F001NXILINXXC9572DiskOnChipRTL8029ASWinbondWinbondALIM1487A1ALIM1489 B1CHIPSF65550AM486D
12 PCM-4894 User Manual132Open Closed Closed 2-3Open Closed Closed 2-31 2 3Setting jumpersYou configure your card to match the needs of your appli
Chapter 2 Installation 13Safety precautionsWarning! Always completely disconnect the power cordfrom your chassis whenever you are working onit. Do
Copyright NoticeThis document is copyrighted, 1999, by AAEON Technology Inc.All rights are reserved. AAEON Technology Inc. reserves the rightto make
14 PCM-4894 User ManualInstalling DRAM (SIMMs)The PCM-4894 CPU card provides two 72-pin SIMM (Single In-line Memory Module) sockets and supports b
Chapter 2 Installation 15Ethernet connector (CN1)The Ethernet connects to the PCM-4894 via an adapter cable to a10-pin polarized header (CN1). Fo
16 PCM-4894 User ManualSerial ports connector (CN2)The mainboard offers four serial ports: three RS-232 and one RS-232/422/485. These ports allow
Chapter 2 Installation 17Parallel port connector (CN3)Normally, the parallel port is used to connect the card to a printer.The PCM-4894 includes a
18 PCM-4894 User ManualIDE hard drive connector (CN4)You can attach two Enhanced Integrated Device Electronics harddisk drives to the PCM-4894&apo
Chapter 2 Installation 19Pin assignmentsThe following table lists the pin numbers and their respectivesignals:IDE Connector (CN4)Pin Signal Pin Si
20 PCM-4894 User ManualFloppy drive connector (CN5)You can attach up to two floppy disks to the PCM-4894's on-board controller. You can use
Chapter 2 Installation 21Power connector (CN6, CN17, CN18)Main power connector (CN6)Main power conector (CN6)Pin Signal1 +12V2 GND3 GND4 +5VAuxili
22 PCM-4894 User ManualKeyboard and PS/2 mouse connectors(CN7)The mainboard provides a keyboard connector which supportsboth a keyboard and a PS/2
Chapter 2 Installation 23Power LED and keylock (CN8)You can connect an LED to indicate when the CPU card is on. Pin1 of CN8 supplies power to the
Packing listBefore you begin installing your card, please make sure that thefollowing materials have been shipped:• 1 PCM-4894 Single board computer•
24 PCM-4894 User ManualDigital I/O connector (CN10)The digital I/O interface of PCM-4894 provides 4 TTL input bits& 4 Open-Collector output bi
Chapter 2 Installation 25LED indicators / Hardware reset (CN13)Ethernet link signal LED (CN13, 1-2)A continuously lit LED indicates good linkage b
26 PCM-4894 User ManualBuzzer or external speaker (CN14)The CPU card has its own buzzer. You can disable the internalbuzzer and connect an extern
Chapter 2 Installation 27LCD connector (CN15)The board also features an LCD connector (CN15), which allowsyou to connect various flat panel displa
28 PCM-4894 User ManualVGA connectors (CN16)The PCM-4894 CPU card's SVGA connector (CN16) with PCIbus supports monochrome display as well as
Chapter 2 Installation 29COM3/4 RI function selection (JP1)You can set the RI function mode of COM3/4 via JP1. Theavailable configurations are as
30 PCM-4894 User ManualDOC address setting (JP2, 1-6)The DiskOnChip 2000 occupies a 8 KB window in the uppermemory address range of C800 to E000.
Chapter 2 Installation 31LCD panel's voltage setting (JP4)You can select the LCD connector (CN15) driving voltage bysetting JP4. The configu
32 PCM-4894 User ManualDiskOnChip socket (U20)The DiskOnChip 2000 family of products provides a single chipsolid-state flash disk in a standard 32
Chapter 3 Award BIOS Setup 333Award BIOS SetupThis chapter describes how to configurethe BIOS for the PCM-4894.CHAPTER
ContentsChapter 1: General Information ... 1Introduction ...
34 PCM-4894 User ManualSystem test and initializationThese routines test and initialize board hardware. If the routinesencounter an error during
Chapter 3 Award BIOS Setup 35Award BIOS setupSetup Utility Initial ScreenAward’s BIOS ROM has a built-in setup utility that allows users tomodify
36 PCM-4894 User ManualStandard CMOS setupWhen you choose the STANDARD CMOS SETUP option fromthe INITIAL SETUP SCREEN menu, the screen below is di
Chapter 3 Award BIOS Setup 37LCD & CRTIn the display selection item, you can use PageUp/PageDown keyto select Both , LCD, CRT or Auto.Pannel:T
38 PCM-4894 User ManualDisk boot sector is to be modifiedType "Y" to accept write or "N" to abort writeAward Software, Inc.! W
Chapter 3 Award BIOS Setup 39CPU Internal Cache/External CacheThese two categories, if enabled, can speed up memory access.However, it depends on
40 PCM-4894 User ManualGate A20 OptionThis entry allows you to select how gate A20 is handled. GateA20 is a device used to address memory above 1
Chapter 3 Award BIOS Setup 41CHIPSET features setupBy choosing the BIOS FEATURES SETUP option from theINITIAL SETUP SCREEN menu, the screen below
42 PCM-4894 User ManualPower ManagementPower management lets you set up your computer to saveelectricity when it is not actively in use by putting
Chapter 3 Award BIOS Setup 43There are four selections for Power Management (PM):Disabled Turns off PMMax Saving Maximized power saving by activat
DOC address setting (JP2, 1-6) ... 30COM2 RS-232/422/485 select (JP2, 7-10) ... 30LCD panel&apos
44 PCM-4894 User ManualVideo Off MethodThis governs monitor power saving by controlling how powermanagement blanks the monitor screen. The defaul
Chapter 3 Award BIOS Setup 45Standby ModeThis sets the period of system inactivity after which the systemgoes into Standby mode, the intermediate
46 PCM-4894 User ManualPM EventsPM events are I/O events whose occurrence can prevent thesystem from entering a power saving mode or can awaken th
Chapter 3 Award BIOS Setup 47PCI configuration setupBy choosing the PCI CONFIGURATION SETUP option from theinitial SETUP SCREEN menu, the screen b
48 PCM-4894 User ManualReset Configuration DataThis item allows you to reset the configuration data.PCI IRQ Activated ByThis sets the method by wh
Chapter 3 Award BIOS Setup 49Load BIOS defaults / Load setupdefaultsLOAD BIOS DEFAULTS loads the default system values directlyfrom ROM. The BIOS
50 PCM-4894 User Manual
Chapter 4 Flat Panel/CRT Controller 514Flat Panel/CRTController DisplayDrivers and UtilitiesThis chapter provides information about:• Driver types
52 PCM-4894 User ManualSoftware driversThis chapter describes the operation and installation of the softwaredrivers supplied on the Supporting CD-
Chapter 4 Flat Panel/CRT Controller 53Necessary prerequisitesThe instructions in this manual assume that you understand elementa-ry concepts of MS
Chapter 5: Ethernet Software Configuration ... 61Ethernet software configuration ... 62Appendix A: Watchd
54 PCM-4894 User ManualWindows 95These drivers are designed to work with Microsoft Windows. You justinstall these drivers through the Windows ope
Chapter 4 Flat Panel/CRT Controller 55Windows 3.1These drivers are designed to work with Microsoft Windows Version3.1. You should install these dr
56 PCM-4894 User ManualChanging color schemesAfter you change display drivers, you may notice that the colorscheme used by Windows looks strange.
Chapter 4 Flat Panel/CRT Controller 57SOFTWARE UTILITIESThis chapter describes the operation and installation of the followingsoftware utilities s
58 PCM-4894 User ManualREFRESH RATE allows you to select the refresh rate from thefollowing:• Interlaced• 56 Hz• 60 Hz• 70 Hz• 72 Hz• 75 Hz•
Chapter 4 Flat Panel/CRT Controller 59• 640 x 480• 800 x 600• 1024 x 786• 1280 x 1024• 16 (4bits per pixel)• 256 (8 bpp)• 32K (15 bpp)•
60 PCM-4894 User ManualDISPLAY<ALT D> allows you to select the display type from thefollowing:MONITOR SELECTION <ALT M> allows you to
Chapter 5 Software Configuration 615Ethernet SoftwareConfigurationThis chapter describes how to configurethe onboard Ethernet to match yourapplica
62 PCM-4894 User ManualEthernet software configurationThe onboard Ethernet interface supports all major networkoperating systems. I/O addresses a
AWatchdog TimerDemo ProgramThe following demo program illustratesthe programming steps required toenable, set, and disable the watchdogtimer.APPENDIX
Chapter 1 General Information 1CHAPTER1GeneralInformationThis chapter provides backgroundinformation for the PCM-4894.Sections include:• Specifica
A-64 PCM-4894 User ManualWatchdog timer demo programHow to program the WATCHDOG TIMER1. To enable the time-out interval of watchdog timer:-- outpu
Appendix A Watchdog Timer Demo Program A-654. To refresh watchdog timer:-- output the desired value to port 0x443. The timer will reset tothe new
A-66 PCM-4894 User Manual
Appendix B Installing PC/104 Modules B-67BInstalling PC/104ModulesThis appendix gives instructions forinstalling PC/104 modules.APPENDIX
B-68 PCM-4894 User ManualInstalling PC/104 modulesThe PCM-4894's PC/104 connectors give you the flexibility toattach PC/104 expansion modules
Appendix B Installing PC/104 Modules B-69Installing these modules on the PCM-4894 is a quick and simpleoperation. The following steps show how to
B-70 PCM-4894 User Manual0.200 0 00.2003.3503.5500.200 3.575 3.250 0.3003.775 3.575PC/104 module dimenstions (inches ±5%)
Appendix C Optional Extras C-71COptional ExtrasAPPENDIX
C-72 PCM-4894 User ManualPCM-10489-1 Cable kit for PCM-4894 (P/N : 9969048900)The mainboard requires several cables for normal operation. Youcan m
2 PCM-4894 User ManualIntroductionThe PCM-4894 is an all-in-one single board 486 computer withan onboard flat panel/CRT SVGA controller and PCI Et
Chapter 1 General Information 3SpecificationsStandard SBC functionsCPU: AMD 5X86-P75 (486DX5-133) SQFPBIOS: Award 128KB FLASH BIOSChipset: ALI 148
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