Manuale d’uso / di manutenzione del prodotto Enterprise-III del fabbricante American Megatrends
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American Megatrends, Inc. Series 68 Enterprise-III 80486 EISA Motherboard User's Guide MAN -680 4/16/93.
© Copyright 1993 Am erican Megatrends , I nc. All right s reserved. Ameri c an Megatrends, Inc . 6145F Northbelt P ark way Norcross , GA 30071 This public ation cont ai ns proprietary inform ation which is prot ected by copyright .
En ter pri se-III E ISA VL B Mot her board User's Guide iii Table of Contents Chap ter 1 Int roduction to VL- Bus ....................................................................................................................................
Preface iv Table of Contents, Continued Chap ter 5 AMI BIOS S etup , co nt'd Sectio n 6 Hard D isk Utility ...........................................................................................................................................
En ter pri se-III E ISA VL B Mot her board User's Guide v Preface To the OEM, VAR, or System Integr ator Thank you for purchasing the high performance Series 68 Enterprise-III AT-compa tible motherboard from American Mega trend s. It is assumed that you have also licensed the rights to use the technica l documentation for the Enterprise-III.
En ter pri se-III E ISA VL B Mot her board User's Guide 1 Chapter 1 Introduction to VL-Bus The Series 68 Enterprise- III EISA L ocal Bus Moth erboard conform s to the VES A® (Video Electronics Standards A ssociation) VL- Bus® specification s as w ell as the EISA (Extended In dustry Standard Architecture) s pecification.
Chapter 1 Introduction to VL-Bus 2 A merican Megatrends VL-Bus Implementation The VL-Bus The VL-Bus is design ed to standardize th e hardw are interface of peripherals conn ected to a microproces sor-level local bu s.
En ter pri se-III E ISA VL B Mot her board User's Guide 3 A merican Megatrends VL-Bus Implementation, Continued The follow in g graph ic show s t he EISA and VL- Bus ex pansion slots. Y ou can in stall 8- bit or 16-bi t ISA or 32-bit EISA adapter cards in any expans ion slot, inclu ding the VL -Bus s lots.
4 VL-Bus A dapter Cards The VL-Bus Adapter Cards h ave a diff erent se t of connectors on the bottom of th e card, as show n below . These types of adapter cards will fit in the VL-Bus expansion slots only.
En ter pri se-III E ISA VL B Mot her board User's Guide 5 Chapter 2 Enterprise-III Description Dimensions The Am erican Meg atrends 80486 Enterprise -III EISA Local Bus m otherboard is approx im ately 12" by 13", similar in size to a standard AT motherboard.
Chapter 2 Enterprise- III D esc rip tion 6 Specifications Microprocessor Microprocessors can be in stalled in tw o sockets : the CPU socket an d the Upgrade Socket.
En ter pri se-III E ISA VL B Mot her board User's Guide 7 Specifications, Continued Processor Speeds The Enterprise-III operates at either of tw o speeds: h igh or low . High speed is set at tim e of m anuf acture to the processor s peed (25, 33, 50, or 66 MHz).
Chapter 2 Enterprise- III D esc rip tion 8 Specifications, Continued SRAM Ty pe The Enterprise-III EISA Local Bu s m otherboard uses 15 n s 32 KB x 8 SR AM DIPs for cach e mem ory . ROM The Enterpris e-III EISA moth erboard has 128 KB of Read Onl y Mem ory in a Flas h EPROM u sed for th e sys tem BIOS at E0000h - FFFFFh.
En ter pri se-III E ISA VL B Mot her board User's Guide 9 Specifications, Continued Built-in Battery The Enterprise-III EISA moth erboard uses a Dallas DS1488 C MOS RAM ch ip with a built-in battery. Ma th Coproce sso r Enterpris e-III m otherboards equipped w ith an 80486SX s upport an opt ional In tel 80487SX m ath coprocessor.
Chapter 2 Enterprise- III D esc rip tion 10 Specifications, Continued Fifteen Interrupt Levels The Enterprise-III h as 15 hardw are interru pt levels. Of course, NMIs tak e precedence over the f ollowi ng hardw are interrupts .
En ter pri se-III E ISA VL B Mot her board User's Guide 11 Specifications, Co ntinued Tim er Features The Enterprise-III h as fiv e program ma ble 16-bit count er/timers . System Arbiter The Enterprise-III h as stan dard EISA arbitration f eatures.
Chapter 2 Enterprise- III D esc rip tion 12 Specifications, Continued Mem or y R an ge The Enterprise- III uses 32- bit mem ory addresses to acces s 4 gig abytes of m emory address space on the EISA expa nsion slots. I/O Channel Check The Enterprise- III supports the us e of the I/ O channe l check to g enerate NMIs.
En ter pri se-III E ISA VL B Mot her board User's Guide 43 Chapter 3 Installation Step Action Turn to 1 Unpack the motherboard Page 43 2 Set switch and jumper options. Page 45 3 Install memory. Page 49 4 Install upgradeable processor or math coprocessor.
Chapter 4 AMIBIOS POST 44 Enterprise-III Motherboard Lay out CPU and Upgrade Socket Intel 80486S X, 80486DX, or 8048DX2 C PUs can be in serted in the CPU s ocket. A n Intel 80487SX m ath coproces sor or an Upgrade Processor (P23T or P24T) can be inserted in the Upg rade Socket.
En ter pri se-III E ISA VL B Mot her board User's Guide 45 Step 2 Set Switch and Jumper Options SW1 SW1 has two sw itches. See the graphic on the previous page for the SW1 location. Set SW 1 before installation. Switch Description DIAG Turns on m anuf acturing diagnos t ics.
Chapter 4 AMIBIOS POST 46 J7 Select Processor Type J7 is a four- pin sing le-inlin e berg that s elects the processor ty pe. P ins 1- 2 and 3-4 are s horted if th e Enterprise-III EIS A mot herboard has an 80486DX or 80486DX2 m icroprocessor. Pins 2- 3 are short ed if th e m otherboard has an 80486SX processor.
En ter pri se-III E ISA VL B Mot her board User's Guide 47 J30 Local Bus ID J3 0 is a thre e-pin single -inline be rg. In no rmal ope ratio n, pins 1 -2 are sho rted when runni ng Lo cal B us Adapte r Cards a t 33 MHz o r less (t he defaul t setting).
Chapter 4 AMIBIOS POST 48 Step 2 Set Switch and Jumper Options, Continued J19 CPU Priority J19 is a three-pin header that selects the CPU priority. Short pins 1-2 to set Low priority (the default setting).
En ter pri se-III E ISA VL B Mot her board User's Guide 49 Step 3 Install Memory The main mem o ry on the En terprise-III EISA moth erboard consists of four 32- bit me mory banks of fou r SIMM sockets each. The SIMM sockets accept 256 KB x 9, 1 MB x 9, 4 MB x 9, or 16 MB x 9 SIMMs in the com binations s how n below .
Chapter 4 AMIBIOS POST 50 Step 3 Install Memory , Cont i nue d SIMM Part Num bers Mem ory Type Manufacturer Part Num ber 256 KB x 36 Micro n® MT9D 25636M-7 Mitsubishi® MH26636BJ -7 Motor ol a® MCM3.
En ter pri se-III E ISA VL B Mot her board User's Guide 51 Installing SIM Ms The SIMM banks h ave fou r SIMM sockets each , a total of 16 SIMM sockets . The sockets take 256 KB x 9, 1 MB x 9, 4 MB x 9, or 16 MB x 9 SIMMs. Use only one SIMM type to fill each bank.
Chapter 4 AMIBIOS POST 52 Step 3 Install Memory , Cont i nue d Place the moth erboard on an anti- static m at. With the com ponent side of the SIMM facin g y ou, firm ly pu sh the SIMM in to the socket. When properly in serted, the SIMM clicks in place as the latchin g pins en gage, as s how n below .
En ter pri se-III E ISA VL B Mot her board User's Guide 53 Step 4 Install Upgrade Processor Either an upgrade process or, such as an Intel Overdrive® processor or the In tel 80487SX m ath coproc.
Chapter 4 AMIBIOS POST 54 Step 4 Install Upgrade Processor, Continued Pin 1 of the s ocket is on a corn er next to a "1" on the m otherboard. Check for bent pin s on the ch ip. Gently straight en any bent pins w ith a pair of pliers. Install the com ponent in the socket.
En ter pri se-III E ISA VL B Mot her board User's Guide 55 Test fo r Mat h Coprocesso r The BIOS Sy stem Conf igurat ion screen show n at boot up indicates if a m ath coproces sor is conf igu red. If the coproces sor is shown as Absent, reinstall as follow s.
Chapter 4 AMIBIOS POST 56 Step 5 Install the M otherboard The moun ting h oles on the m otherboard are the s ame as an AT m otherboard. Standoff s and m ountin g screw s should be supplied with the chassis. Step Action 1 W ear an antistatic wristband.
En ter pri se-III E ISA VL B Mot her board User's Guide 57 Step Action 3 Rotate the chassis so that the front is to the right, and the rear is to the l eft. The side facing you is where the motherboard is mounted. T he power supply is mounted near the back end of the chassis.
Chapter 4 AMIBIOS POST 58 Step 6 Connect the Power Supply The power s upply should m atch the phys ical configu ration of th e chassis . Make sure th at the pow er sw itch is Of f before assembly. Before attaching the pow er cables, m ake sure th at the proper voltage is selected.
En ter pri se-III E ISA VL B Mot her board User's Guide 59 Step 6 Connect the Power Supply, Cont i nued Connect to P2 a nd P3 The connector w ith three red w ires and tw o black w ires is attached to P3. The connector w ith the Orange line 1 is attached to P2.
Chapter 4 AMIBIOS POST 60 Power Supply Connectors are Key e d Power su pply con nectors are key ed to make su re you attach them correctly. The k eys m ust be cut to fit on some pow er supplies, as shown below.
En ter pri se-III E ISA VL B Mot her board User's Guide 61 Step 6 Connect the Power Supply, Cont i nued P2 Pinout Pin Description 1 Pow er Good (Orange wire) 2 VCC (Red w ire) 3 +12 Volts (Ye llo.
Chapter 4 AMIBIOS POST 62 Step 7 Connect th e Key board The key board connector is a f ive-pin DIN socket (see below ) labeled KEYB RD and J4 on the moth erboard.
En ter pri se-III E ISA VL B Mot her board User's Guide 63 Step 8 Connect th e Mouse The Am erican Megatren ds Enterprise- III EISA VL -Bus m otherboard now h as tw o types of PS-2-ty pe mouse conn ectors: • a stan dard 6-pin m iniDIN plug , and • a 10-pin berg conn ector.
Chapter 4 AMIBIOS POST 64 Step 9 Connect Cab les When attachin g connectors to the m otherboard, m ake sure y o u attach the correct end. Most con nector w ires are color- coded. Match th e color of th e wi res leavi ng pin 1 on the s w itch or L ED to pin 1 on the conn ector end.
En ter pri se-III E ISA VL B Mot her board User's Guide 65 Step 9 Connect Cables, Continue d J9 Reset Switch Connector J9 is a two-pin sing le-inline berg. A hard reset is performed by the sy stem wh en the Reset sw itch is pressed. Pin 1 is ground and Pin 2 is Hard Reset.
Chapter 4 AMIBIOS POST 66 Step 9 Connect Cables, Continue d J10 Keyboard Lock Connector J10 is a five- pin sing le-inlin e berg that conn ects via a cable to th e key board lock. The key board lock allow s y ou to lock the key board, protectin g th e sy stem from un authori zed use.
En ter pri se-III E ISA VL B Mot her board User's Guide 67 Step 9 Connect Cables, Continue d D5 Turbo LED Conne ctor D5 is a tw o-pin berg that connects to the Turbo LED via a cable. The L ED lights w hen the board runs at high speed. Connect th e Turbo LED to D5.
Chapter 4 AMIBIOS POST 68 Step 10 Install Adap ter Cards The Enterprise-III EISA moth erboard has eigh t expansion slots nu mbered SL OT - SLOT8 that can accept the f ollowin g types of adapter cards. See the f ollowi ng graph ic for the location of the slots .
En ter pri se-III E ISA VL B Mot her board User's Guide 69 Type of A dapter Car d Slots VL-Bus Bus Mastering 32-bit Local Bus Adapter Cards Slots 7 and 8 EISA 32 -bit Bus Mastering Card s Slots 1.
Chapter 4 AMIBIOS POST 70 Step 10 Install Adap ter Cards, Cont inued EISA Adapter Cards EISA adapter cards h ave diff erent fi ngers on the edge con necters than ISA adapter cards. The EISA expansion slots hav e two row s of contacts, one below the other.
En ter pri se-III E ISA VL B Mot her board User's Guide 71 Step 10 Install Adap ter Cards, Cont inued 8-Bit ISA Slo t Pinout Pin Use Pin Use A1 IOCHCK- B1 GND A2 SD07 B2 RSTDRV A3 SD06 B3 +5 A4 S.
Chapter 4 AMIBIOS POST 72 Step 10 Install Adap ter Cards, Cont inued 16-B it ISA Extension P ino ut The following 16-bit pins are an exten sion of the 8-bit board layout an d are used in conjunction w ith the 8- bit board standard pi ns.
En ter pri se-III E ISA VL B Mot her board User's Guide 73 Step 10 Install Adap ter Cards, Cont inued 32-bit EISA Slo t Pinout , cont'd Row F Row B Row E Row A 1 GND 1 GND 1 CMD# 1 IOCHK# 2 .
Chapter 4 AMIBIOS POST 74 Step 10 Install Adap ter Cards, Cont inued 32-bit EISA Slo t Pinout , cont'd Row H Row D Row G Ro w C 1 LA8 1 M16# 1 LA7 1 SB HE# 2 LA6 2 IO16# 2 GND 2 LA23 3 LA5 3 IRQ .
En ter pri se-III E ISA VL B Mot her board User's Guide 75 VL-Bus Cards VL-Bus cards use th e standard ISA /EISA conn ectors, but they also have an additional 166-pin MCA con nector inline w ith the EISA ex pansion card s ockets, as sh ow n below .
Chapter 4 AMIBIOS POST 76 Step 10 Install A dapter Cards, Continued VL-Bus The first tw o expansion slots on the En terprise-III EISA Local Bus moth erboard are used for VL -Bus adapter cards . These VL-Bus bus masteri ng slots are l abeled Local Bus1 (VL- B US SLOT-7) and Local Bus2 (VL-BUS SLOT-8 ).
En ter pri se-III E ISA VL B Mot her board User's Guide 77 Step 10 Install A dapter Cards, Continued VL-Bus , cont' d Pin Use Pin Use A26 ADR22 B26 ADR23 A27 VCC B27 ADR21 A28 ADR20 B28 ADR1.
Chapter 4 AMIBIOS POST 78 Step 11 Perform Initial Test and Configuration, Continued Start the Tes t Plug every thin g in and tu rn on the s w itch. If there are an y si gns of a problem, tu rn off th e unit im m ediately. Rein stall the connectors . Call Techn ical Su pport at 404-246- 8600 if th ere are problem s.
En ter pri se-III E ISA VL B Mot her board User's Guide 79 Chapter 4 AMIBIOS Pow e r-On Self Test AMIBIOS provides a ll IBM-standard POS T routines as well as enhanced POST routines. POST supports CPU internal diagnos tics. POST co des are accessibl e via the Manufact uring Test Port (I/O Po rt 80h).
Chapter 4 AMIBIOS POST 80 Beep Codes Fatal errors, listed below, are comm unicated through a series of audible beeps. All errors except Beep Code 8 are fatal. Fatal errors halt the boo t process. In most cases, displayed errors a llow the system to continue.
En ter pri se-III E ISA VL B Mot her board User's Guide 81 Troubleshooting Sy stem Problems What to Do I f the Computer Beeps Here is what you need to do if your computer has a n AM IBIOS and it starts beeping: If the system beeps... then... 1, 2, or 3 times.
A MIBIOS Display ed Messages, Continue d Chapter 4 AMIBIOS POST 82 Error Message Explanation Type M ismatch by the BIOS. Run AMIBIOS Setup. CMOS Me mory Size Mismatch The amount of m emory on the motherboard is different than the amount in CMOS RAM. Run AMIBIOS Setup.
En ter pri se-III E ISA VL B Mot her board User's Guide 83 EISA A M IBIOS Error Message s Error Message Explanation EISA CM OS Checksum Failure The Checksum for E ISA CMOS is incorrect. Replace the EISA Extended CMOS RAM battery. EISA CMOS inoperational Read/W rite error i n extended CM OS RAM.
Chapter 4 AMIBIOS POST 84 A MIBIOS Display ed Error Messages, Continued ISA NMI Mess ages NMI M essage Explanation Memory Parity Error at xxxxx Memory failed. I f the memory location is k nown, it is displayed as xxxxx . If not, the message is Memory Parity Error ???? .
En ter pri se-III E ISA VL B Mot her board User's Guide 85 Chapter 5 AMIBIOS Setup Keyboard Speed Switching You can incre a se processor spee d s at any time by pressing <C tr l> <Alt> <+>. Processor spe ed can be decre ased by pressing <Ctr l> <A lt> <->.
Chapter 5 AMIBIOS Setup 86 Running A MIBIOS Setup, C ontinue d STANDARD CMOS SETUP AMIBIOS STANDARD CM OS SETU P, discussed in Sec tion 1 beginning on page 9 1 , configures system components such as floppy d rives, hard d isk drives, monitor type, a nd the keyboard.
En ter pri se-III E ISA VL B Mot her board User's Guide 87 Section 1 Running A MIBIOS Setup AMIBIOS Setup resides in ROM an d is available when the com puter is turned on. AMIBIOS Setup permits the end user to con figure these system parameters (type of disk drives and monito r, day, date, and time, and so on).
Chapter 5 AMIBIOS Setup 88 A MIBIOS Setup Keys Key strok e Action <Esc> Returns to previous screen. → , ← , ↓ , ↑ M ove the cursor from one option to the next. <PgUp> and <PgDn>; <Ctrl><PgUp> and <Ctrl><PgDn> Modify the default setting of the options for the highlighted parameter.
En ter pri se-III E ISA VL B Mot her board User's Guide 89 A MIBIOS Setup Main Menu A uto Configuration With BIOS Defaults Auto Configuration With BIOS Def a ults uses the default system settings for all AM IBIOS Setup options. The BIOS d e faults are be st- case settings that optimiz e system performa nc e .
Chapter 5 AMIBIOS Setup 90 A UTO DETECT HA RD DISK When enabled , this option displays the para meters for IDE ha r d disk drives. You c a n accept or reject the parameters.
En ter pri se-III E ISA VL B Mot her board User's Guide 91 Section 2 STA NDA RD CMOS SETUP STANDA RD CMOS SE T UP is the first option on the M ain Menu.
Chapter 5 AMIBIOS Setup 92 STA NDA RD CMOS SETUP Options, Continued Hard Disk Drive C: and D: Use <PgUp or <PgDn> to select a hard d isk d rive type. Not Installed is used for diskless workstatio ns and SCSI hard disk drives. Type 47 can be used for both hard disks C: and D :, and is primarily for IDE drives.
En ter pri se-III E ISA VL B Mot her board User's Guide 93 STA NDA RD CMOS SETUP Options, Continued Hard Disk Dri ve Types Type Cylin ders Hea ds Write Precompen sation Landing Zone Sectors Siz e.
Chapter 5 AMIBIOS Setup 94 STA NDA RD CMOS SETUP Options, Continued Floppy Dr ive A and Floppy Drive B : Use <PgUp or <PgDn> to select a setting. The settings are 360 KB 5¼ in ch , 1.2 MB 5¼ inch , 720 K B 3½ inch , 1.44 MB 3½ inch , 2.88 MB 3½ inch, or Not Installed , which could be used for diskless workstations.
En ter pri se-III E ISA VL B Mot her board User's Guide 95 Section 3 A DVA NCED CMOS SETUP The ADVANC ED CMOS SETUP options are show n on th e follow ing s creen.
Chapter 5 AMIBIOS Setup 96 A DVA NCE D CMOS S ETUP Options Typem a tic Rate Programm ing, Typem atic Rate Delay, and Typem atic Rate Typematic Programm ing enables or disab les the follow ing tw o o ptions. The BIOS default is Enabled. Th e Power-On def ault is Disabl ed.
En ter pri se-III E ISA VL B Mot her board User's Guide 97 A DVA NCE D CMOS SETUP, Continued System Boo t Up Sequence This option sets the boot drive se quence. The settings a r e C:,A: or A:,C:. The BIOS Default is C:,A:. The Power-On Default is A:,C:.
Chapter 5 AMIBIOS Setup 98 A DVA NCE D CMOS SETUP, Continued Video ROM Shado w C000,32K This o ption en ables sh adowin g of 32 KB of V ideo RO M at C000h – C7FF h to sy stem R AM. The settings are Enabled or Disabled . The BIOS Default is Enable d.
En ter pri se-III E ISA VL B Mot her board User's Guide 99 A DVA NCE D CMOS SETUP, Continued Boot Sector V i rus Protection When this option is enabled, the BIOS issues a warning when any program (or virus) issues a Disk Format command or attempts to write to the boot sector of the ha rd disk drive.
Chapter 5 AMIBIOS Setup 100 Section 4 A DVA NCED CHIPSET SETUP ADVANCED CH IPS ET SETUP is shown be low. Use the ↑ and ↓ keys to scroll through the options.
En ter pri se-III E ISA VL B Mot her board User's Guide 101 A DVAN CED CHIPSET SETUP Options Local Bus When enabled, this option ad justs some timing pa rameters for local bus access. If a VL-Bus Adapter Card is insta lled, this option must be set to Present.
Chapter 5 AMIBIOS Setup 102 A DVAN CED CHIPSET SETUP Options, Continued C000 Shadow RAM C acheable The settings are Enabled (the 32 K B address segm ent at C000h can be cached in the 8 KB 80486 internal cache) or Disabled. The BIOS and Power-O n Defaults are Disabled.
En ter pri se-III E ISA VL B Mot her board User's Guide 103 A DVAN CED CHIPSET SETUP Options, Continued I/O Recove ry S elect This option sets the length of time that the system has to recover af ter an I/O operation. I/O recovery time is extremely im portant, especially if an 80486DX2 CPU is installed.
Chapter 5 AMIBIOS Setup 104 Section 5 A MIBIOS Passw ord Support AMIBIOS S etup has an optional pa sswor d feature. T he system can be configur e d so that all users must enter a password every time th e system boots or when Setup is executed.
En ter pri se-III E ISA VL B Mot her board User's Guide 105 Changing a P assword Select the C hange Password option from the Setup Ma in M enu. Enter the password an d press <Enter>. The screen do es not display the characters en tered. After the new password is entered, retype the new password as prompted and press <Enter>.
Chapter 5 AMIBIOS Setup 106 Section 6 Hard Disk Utility AMIBIOS includ es three ha rd disk utilities: Utility Utility Utility Utility Pur pose Purpose Purpose Purpose Turn t o Turn to Turn to Turn to Hard Disk Format Performs a low l evel format of the hard drive(s).
En ter pri se-III E ISA VL B Mot her board User's Guide 107 When to Use AMIBIOS Hard Disk Utilities When Conditions Run... Installing a new hard disk. The hard disk drive manufacturer provided a lis t of bad tracks, the system documentation includes the optimum interleave factor, and the drive is preformatted.
Chapter 5 AMIBIOS Setup 108 Hard Disk Format Utility Warning The Hard D is k Format utility de s troys all hard d is k data. Back up the data on the hard disk bef ore running this utility.
En ter pri se-III E ISA VL B Mot her board User's Guide 109 Hard Disk Format Utility, Continued Answer the questio ns on the screen . The first two question s are already completed if only o ne hard disk drive was selected in STANDARD CMOS S E TU P and the cursor is on Interleav e .
Chapter 5 AMIBIOS Setup 110 Auto Interleave Utility Warning The Auto Interleave utility des tro ys hard dis k d ata. B ack up the data o n the h ard disk befo re running th is utility. The Auto Interleave utility calculates the optimum interlea ve f actor through trial and error by measuring the transfer rate for four different interlea ve va lues.
En ter pri se-III E ISA VL B Mot her board User's Guide 111 Media Analysis Utility The Media Ana lysis utility perf orms a series of tests to locate bad or da ma ged tracks on the hard disk as a result of a ging or poor ha ndling. This utility locates all bad tra cks and lists them in the Bad Track L ist Box.
Chapter 5 AMIBIOS Setup 112 Hard Disk Utility Error Messages Initialization Err ors Message Expl anation No Hard Disk Installed There is no hard disk dri ve i n t he s ystem but Hard Disk Utility w as selected. FATAL ERROR Bad Hard Disk No response f rom the hard dis k, or the hard di s k is not repairable.
En ter pri se-III E ISA VL B Mot her board User's Guide 113 Hard Disk Utility Error Messages, Continued Operat ion Errors Message Expl anation Address Mark Not Found The address m ark (initi al addres s) on the hard dis k could not be f ound. Attac hm ent Failed t o Respond No respons e f rom the hard dis k drive.
Appendix A Boot Block BIOS 114 Appendix A Boot Block BIOS Utility Overv iew The sys tem BIOS for the A merican Megatrends Enterprise-III EIS A VLB m otherboard resides on an In tel 28F001BX-T Flas h EPROM.
En ter pri se-III E ISA VL B Mot her board User's Guide 115 Overv iew , Continue d How the B o ot Block Utility Works The Boot Block BIOS contains the code protected by the hardwa re locking f eature. This code is us ed in the Boot Block BIOS to reprogram the on board Flash EPROM.
Appendix A Boot Block BIOS 116 Programming the Flash EPROM J2 on the En terprise-III m otherboard is th e Force Boot jumper, ne xt to the ke yboard DIN plu g. The follow ing graphic s how s the En terprise-III EISA VLB m otherboard. J2 is in the top righ t corner.
En ter pri se-III E ISA VL B Mot her board User's Guide 117 Programming the Flash EPROM, Continue d Before B eginning Flash Pro gramm ing Perform the f ollow ing steps bef ore program min g th e Flash EPROM. Step Act i o n 1 Turn sys t em power off.
Appendix A Boot Block BIOS 118 The error beeps are arranged in a coded sequen ce and have differen t mean ings depen ding on wh en they occur. T he followin g list describes th e error beep codes and w hen they can occur. Step Beeps Description — None S uccessful completion.
En ter pri se-III E ISA VL B Mot her board User's Guide 119 Boot Block BIOS POST Checkpoint Codes Code Description 02h Verify the Boot Block BIOS checksum and di sable internal cache memory. 0Eh M ake the CMOS RAM checks um bad and initialize the CMOS RAM status registers.
120 A ppendix B Temperature and Pow er Considerations Temperature R anges The values in the follo wing table are ambient tem peratures inside the computer case. The bo ard temperatures reflect the 80486 CP U Heat dissi pation req uiremen ts because it is the h ottest co mponen t.
En ter pri se-III E ISA VL B Mot her board User's Guide 121 Pow e r Considerations Power Supply Requir ements The American Megatrends Enterprise-III EISA motherboard requires +5V, -5V, +12 V, -12V, and about 44 Amps maximum. Power Consumption The four SIMM m emory ban ks con sume 2 Amps each, for a tot al of 8 Amps.
122 A ppendix C Heat Dissipation The 50 MHz 80486DX and 66 MHz 80486DX 2 and P24T are very hi gh perform ance CPUs t hat can ri val the performance of any currently ava ilable CPU, including RISC processors. However, there is an undesirable side effe c t to the high performanc e — the heat genera ted by high power consumption.
En ter pri se-III E ISA VL B Mot her board User's Guide 123 Heat Dissipation, Continued Test Procedur e to Assure Pro per Operating T emperatures: 1.
Append ix D EISA Configuration Worksheets 124 Appendix D EISA Configuration Worksheets This appendix consists of a two-pa ge worksheet for up to eight EISA adapter ca rds. Complete a worksheet for each EISA adapter card in the system to simplify th e EISA configuration process.
En ter pri se-III E ISA VL B Mot her board User's Guide 125 EISA Slot 1 Card Description: __________________________________________ Manufacturer: __________________________________________ EISA .
Append ix D EISA Configuration Worksheets 126 EISA Slot 1, cont'd Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Edge-Triggered Interrupts: Interrupt .
En ter pri se-III E ISA VL B Mot her board User's Guide 127 EISA Slot 2 Card Description: __________________________________________ Manufacturer: __________________________________________ EISA .
Append ix D EISA Configuration Worksheets 128 EISA Slot 2, cont'd Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Edge-Triggered Interrupts Interrupt l.
En ter pri se-III E ISA VL B Mot her board User's Guide 129 EISA Slot 3 Card Description: __________________________________________ Manufacturer: __________________________________________ EISA .
Append ix D EISA Configuration Worksheets 130 EISA Slot 3, cont'd Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Edge-Triggered Interrupts Interrupt l.
En ter pri se-III E ISA VL B Mot her board User's Guide 131 EISA Slot 4 Card Description: __________________________________________ Manufacturer: __________________________________________ EISA .
Append ix D EISA Configuration Worksheets 132 EISA Slot 4, cont'd Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Edge-Triggered Interrupts Interrupt l.
En ter pri se-III E ISA VL B Mot her board User's Guide 133 EISA Slot 5 Card Description: __________________________________________ Manufacturer: __________________________________________ EISA .
Append ix D EISA Configuration Worksheets 134 EISA Slot 5, cont'd Interrupt Descri ption Interrupt Descri ption Interrupt Descri ption Interrupt Descri ption Edge-Triggered Inte rrupts Interr upt.
En ter pri se-III E ISA VL B Mot her board User's Guide 135 EISA Slot 6 Card Description: __________________________________________ Manufacturer: __________________________________________ EISA .
Append ix D EISA Configuration Worksheets 136 EISA Slot 6, cont'd Interrupt Descri ption Interrupt Descri ption Interrupt Descri ption Interrupt Descri ption Edge-Triggered Inte rrupts Interr upt.
En ter pri se-III E ISA VL B Mot her board User's Guide 137 EISA NON-MASTER Slot 7 (VL-BUS SLOT-7) Card Description: __________________________________________ Manufacturer: _____________________.
Append ix D EISA Configuration Worksheets 138 EISA Slot 7, cont'd Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Edge-Triggered Interrupts Interrupt l.
En ter pri se-III E ISA VL B Mot her board User's Guide 139 EISA NON-MASTER Slot 8 (VL-BUS SLOT 8) Card Description: __________________________________________ Manufacturer: _____________________.
Append ix D EISA Configuration Worksheets 140 EISA Slot 8, cont'd Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Interrupt Descripti on Edge-Triggered Interrupts Interrupt l.
En ter pri se-III E ISA VL B Mot her board User's Guide 141.
142 Index.
Index, Continue d En ter pri se-III E ISA VL B Mot her board User's Guide 143 8042 - Gate A20 F ail ure 45 Adapter Card 16-Bit Card Pi nout 37 32-Bit E ISA Card Pinou t 37, 39 8-Bit Pi nou t 36, .
Index, Continue d Chapter 3 In stallation 144 Cuttin g key s on power con nectors 26 D5 Turbo L ED connector 33 EISA and IS A edg e connect ors 35 Har d Dis k Format Utilit y sc r ee n 7 4 Hard Dis k .
Index, Continue d En ter pri se-III E ISA VL B Mot her board User's Guide 145 NMI EISA 48 Non-Cach eable A rea 1 Si ze 67 Non-Cach eable A rea 1 Start 67 Num Lock 62 P1 27 P2 27 P3 27 Pinout s EI.
Index, Continue d Chapter 3 In stallation 146 Swit ches SW1 15 System ROM Shadow F000,64K 64 Table 80486 Operati ng Tem peratur es 86 Adapter Card s 3 4 AMIBIOS Setu p keys 53 BBS P ho ne numbe r s vi.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il American Megatrends Enterprise-III è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del American Megatrends Enterprise-III - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso American Megatrends Enterprise-III imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul American Megatrends Enterprise-III ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il American Megatrends Enterprise-III, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del American Megatrends Enterprise-III.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il American Megatrends Enterprise-III. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo American Megatrends Enterprise-III insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
