American Megatrends Apollo IV User Manual
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American Megatrends Apollo IV User Manual

American Megatrends Apollo IV User Manual

American megatrends apollo iv motherboards: user guide
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Apollo IV Pentium
PCI ISA Motherboard
Guide
MAN-772
11/21/97

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Summary of Contents for American Megatrends Apollo IV

  • Page 1 Apollo IV Pentium PCI ISA Motherboard Guide MAN-772 11/21/97...
  • Page 2 Limited Warranty Buyer agrees if this product proves to be defective, that American Megatrends, Inc. is only obligated to replace or refund the purchase price of this product at American Megatrends’ discretion according to the terms and conditions on the motherboard warranty card. American Megatrends shall not be liable in tort or contract for any loss or damage, direct, incidental or consequential.

  • Page 3: Technical Support

    To the OEM Thank you for purchasing the high performance American Megatrends Apollo IV PCI Pentium ISA motherboard. This product is a state of the art motherboard that includes the famous AMIBIOS. It is assumed that you have also licensed the rights to use the American Megatrends documentation for...

  • Page 4: Packing List

    Please make sure that the USB cable is correctly installed. Incorrect installation will damage the motherboard. Static Electricity The Apollo IV motherboard can easily be damaged by static electricity. Make sure you take appropriate precautions against static electric discharge: wear a properly-grounded wristband while handling the motherboard or any other...

  • Page 5: Hardware Installation

    Hardware Installation Overview The American Megatrends Apollo IV PCI Pentium ISA motherboard includes the following features. The CPU socket on the motherboard is a 321-pin ZIF socket. A switching voltage regulator is required. You can install any of the following CPUs: CPU Manufacturer Intel®...
  • Page 6 Overview, Continued Chipset The Apollo IV PCI Pentium ISA baby-AT size motherboard uses an Intel 430TX chipset, including CPU interface controller, advanced cache controller, integrated DRAM controller, synchronous ISA bus controller, PCI local bus interface, and an integrated power management unit. The Intel 430TX chipset supports intelligent diagnostic and power management through features such as DMI support.
  • Page 7 Overview, Continued CPU Thermal Monitor The Apollo IV motherboard includes a special heat sensor under the CPU that monitors the CPU temperature. This heat sensor generates an SMI (System Management Interrupt) when the CPU temperature is too hot. The SMI can be set to turn on the external cooling fan and/or lower the CPU clock frequency.
  • Page 8 Overview, Continued PC 97 Compliant The Apollo IV motherboard is fully compliant with the Microsoft PC 97 specification at both the hardware and the BIOS levels. PC 97 is a set of hardware, bus, and device design requirements specified by Microsoft that make computers easier to use.
  • Page 9 CPU workload and permits increased CPU utilization. Ultra DMA/33 is completely backward-compatible with older DMA standards. Floppy The Apollo IV motherboard has an onboard floppy controller that supports up to two 360 KB, 720 KB, 1.2 MB, 1.44 MB, or 2.88 MB floppy drives. Parallel Port The Apollo IV motherboard has an onboard ECP and EPP-capable parallel port connector.
  • Page 10 Mouse The Apollo IV motherboard includes a 5-pin berg mouse connector. The Apollo IV motherboard has two 4-pin USB connectors. USB allows future generations of USB-compliant peripheral devices to be automatically detected and configured through a single port. USB uses Plug and Play technology.
  • Page 11 The American Megatrends DMI Wizard 95 is also shipped with this motherboard. Use DMI Wizard 95 to display and modify DMI information.
  • Page 12 Apollo IV Dimensions Motherboard Size The Apollo IV Pentium PCI ISA motherboard is the standard baby AT size (11” by 8.6”). Motherboard Height Restrictions Apollo IV PCI Pentium ISA Motherboard User’s Guide...

  • Page 13: Installation Steps

    Installation Steps Step Unpack the motherboard. Set Jumpers Configure the CPU. Select the CPU voltage. Select the CPU speed. Install the CPU. Install memory. Install system memory. Install the motherboard. Attach cables to connectors. Connect the power supply. Attach the keyboard cable. Connect the mouse cable.
  • Page 14 Apollo IV Motherboard Layout Speaker Turbo Lock Apollo IV PCI Pentium ISA Motherboard User’s Guide Remote Power Switch Reset Susp. Susp. Mode Switch...
  • Page 15 Step 1 Unpack the Motherboard Step Inspect the cardboard carton for obvious damage. If damaged, call 770- 246-8645. Leave the motherboard in its original packing. Perform all unpacking and installation procedures on a ground-connected anti-static mat. Wear an anti-static wristband grounded at the same point as the anti-static mat.

  • Page 16: Step 2 Set Jumpers

    CPW for a few seconds, then turn power off again. Reboot the computer and re-enter all system configuration information, because you have just erased all of it. Apollo IV PCI Pentium ISA Motherboard User’s Guide 2-pin Berg 3-pin Berg The placement of shunts is...
  • Page 17 Step 2 Set Jumpers, Continued EP1, EP2 Flash ROM Type EP1 and EP2 are 3-pin bergs that specify the type of flash ROM installed on the motherboard. The settings are: Flash ROM Type Intel 28F001 SST 29EE010 MXIC MX28F2000 SST 29EE020 ATMEL AT29C020 AMD 28F020 Avoid Static Electricity...
  • Page 18 66 MHz Short Pins 1-2 60 MHz Short Pins 2-3 55 MHz Short Pins 2-3 50 MHz Apollo IV PCI Pentium ISA Motherboard User’s Guide Important CLK2 FREQ1 Short Pins 1-2 Short Pins 2-3 Short Pins 1-2 Short Pins 2-3...
  • Page 19 Step 3 Configure CPU, Continued ICS 9147 Clock Generator The following CLK1, CLK2, and CLK3 settings apply only if an ICS 9147 clock generator is mounted on the motherboard. External CLK1 (CPUCLK) 66 6 MHz Short Pins 1-2 60 MHz Short Pins 2-3 55 MHz Short Pins 1-2...
  • Page 20 Summary of Jumper Setting for Intel Pentium CPUs Multi Ext. IMI 652 Clock Generator Speed plier Speed CLK1 CLK2 3.5x 2.5x 2.5x 2.5x 1.5x 1.5x Apollo IV PCI Pentium ISA Motherboard User’s Guide OCS 9147 Clock Generator CLK3 CLK1 CLK2 CLK3 FREQ1 P55C P54C FREQ Cont’d...
  • Page 21 Step 3 Configure CPU, Continued Summary of Jumper Setting for AMD K5 and K6 CPUs Mult Ext. IMI 652 Clock Generator Speed plier Speed CLK1 CLK2 CLK3 3.5x 2.5x 1.75x 1.75x 1.5x 1.5x 1.5x 1.5x Chapter 1 Hardware Installation OCS 9147 Clock Generator CLK1 CLK2 CLK3...
  • Page 22 Intel Pentium CPU Markings The markings on the bottom side of the Intel Pentium CPUs are: xxxxxxxxxx xxxxxxxxxx BP80502-SSS Sxxxx/RSS R is the voltage range identifier: R value Apollo IV PCI Pentium ISA Motherboard User’s Guide Description VRE voltage range Standard voltage range Cont’d...
  • Page 23 Step 3 Configure CPU, Continued Set AMD CPU Voltage Install AMD K5 and K6 CPUs that adhere to either the standard or VRE voltage specifications. VR is a 10-pin berg that sets CPU voltage. VR1 is near the top of the CPU socket. AMD K5 CPU Markings The markings on the top of the AMD K5 CPUs are: AMD-K5 AMD-K5-PRxxxABQ...
  • Page 24 1 of the CPU is aligned with pin 1 of the socket. Make sure you are properly grounded while handling the CPU. Complete installation by lifting the ZIF lever to the other side of the socket, as shown below. Apollo IV PCI Pentium ISA Motherboard User’s Guide Warning Action...
  • Page 25 Step 4 Install Memory System Memory The motherboard has four 72-pin SIMM – Single Inline Memory Module) sockets and two 168-pin DIMM sockets. Memory must be populated one bank at a time. Each bank has two sockets. Each bank must be populated with the same type of SIMM.
  • Page 26 AMIBIOS System Configuration Screen is displayed just before the operating system boots. The memory displayed by AMIBIOS on the System Configuration Screen is 384 KB less than the total memory installed. Apollo IV PCI Pentium ISA Motherboard User’s Guide...
  • Page 27 Step 5 Install the Motherboard The motherboard mounting hole pattern is the same as the mounting hole pattern on the standard baby AT motherboard. Standoffs and mounting screws are not supplied with the motherboard. The chassis manufacturer should supply these parts. Step Place the chassis on an anti-static mat.
  • Page 28 Step 5 Install Motherboard, Continued Apollo IV PCI Pentium ISA Motherboard User’s Guide...
  • Page 29 Step 6 Attach Cables Connectors The Apollo IV motherboard includes many connectors. Connection instructions, illustrations of connectors, and pinouts are: Power supply connector Keyboard connector Mouse connector CPU Fan Chassis Fan Infrared Remote Power connector USB connectors Speaker IDE LED...
  • Page 30 Power Cables Attach the power supply cables to the power connector on the motherboard. AT-compatible power supplies have one twelve pin connector, as shown below. Apollo IV PCI Pentium ISA Motherboard User’s Guide Cont’d...
  • Page 31 Step 6 Attach Cables, Continued Connector Keys The keys on the connector must be cut to fit on some power supplies, as shown below. Power Connector Pinout Power Good (Orange wire) (Not used) VCC (Red wire) +12 Volts (Yellow wire) -12 Volts (Blue wire) Ground (Black wire) Ground (Black wire)
  • Page 32 Step 6 Attach Cables, Continued Mouse Cable Attach the mouse connector cable supplied by American Megatrends to the five-pin mouse berg connector on the motherboard (labeled MS_CON), as shown below. Attach the standard 9-pin mouse connector at the other end of the mouse cable to the mouse connector port on the computer case.
  • Page 33 Connect a 3-wire power cable to RPW_COM and attach the other end to the peripheral device. USB Connectors The Apollo IV motherboard has two 4-pin headers (USB1 and USB2) that attach to a USB connector on the computer chassis. The USB port allows you to attach to a USB hub.
  • Page 34 Step 6 Attach Cables, Continued Block Connector The Apollo IV motherboard has a 22-pin header that is used to connect the following offboard connectors. The header is on the corner of the motherboard near the CPU socket. Pins 12 13 14 15...
  • Page 35 Conflicts AMIBIOS minimizes conflicts between onboard and offboard I/O devices. AMIBIOS automatically checks the adapter cards installed in the expansion slots on the Apollo IV motherboard for a hard disk or floppy controller and serial or parallel ports. Serial Ports COM1 and COM2 are 10-pin connectors that provide an AT-compatible serial port interface.
  • Page 36 PRINTER. All parallel port settings can be configured through Peripheral Setup in WINBIOS Setup. Signal Description STROBE# BUSY SLCT ERROR# SLCTIN# Ground Ground Ground Ground Apollo IV PCI Pentium ISA Motherboard User’s Guide Continued Signal Description ACK# AUTOFD# INIT# Ground Ground Ground Ground Ground...
  • Page 37 Step 8 Attach Floppy Drive FLOPPY FLOPPY is a 34-pin dual-inline berg. Connect the cable from the floppy drive to FLOPPY, as shown below. The onboard floppy controller cannot be used if a hard disk card with a floppy controller is installed. Choose Standard Setup and Peripheral Setup to configure the floppy controller.
  • Page 38 Step 8 Attach Floppy Drive, Floppy Connector Pinout Twist in Floppy Cable Floppy B to A Floppy B to A 10 to 16 11 to 15 Apollo IV PCI Pentium ISA Motherboard User’s Guide Continued DENSE1 DRATE0 -INDEX -MOTOR0 -FDSEL1...
  • Page 39 Step 9 Attach IDE Drive IDE Drives Attach the IDE drives in the following manner. Choose Peripheral Setup in WINBIOS Setup to enable the onboard IDE controller. Chapter 1 Hardware Installation Cont’d...
  • Page 40 Peripheral Setup in the WINBIOS Setup utility. Disable the onboard IDE interface in Peripheral Setup to use an ISA ESDI, RLL, MFM, or SCSI hard disk drive controller. Apollo IV PCI Pentium ISA Motherboard User’s Guide Cont’d...
  • Page 41 Step 9 Attach IDE Drive, Continued PRIMARY Pinout The PRIMARY IDE pinout is: -RESET DATA7 DATA6 DATA5 DATA4 DATA3 DATA2 DATA1 DATA0 -IOW -IOR IDERDY INT14 -CS0 -IDEACT Secondary IDE Controller The secondary IDE connector is labeled SECONDARY. It connects the secondary primary and slave IDE drives to the secondary onboard IDE controller.
  • Page 42 Step 9 Attach IDE Drive, Continued SECONDARY IDE Pinout The SECONDARY pinout is: -RESET DATA7 DATA6 DATA5 DATA4 DATA3 DATA2 DATA1 DATA0 IDERDY Apollo IV PCI Pentium ISA Motherboard User’s Guide DATA8 DATA9 DATA10 DATA11 DATA12 DATA13 DATA14 DATA15 KEY (N/C) -IOW -IOR INT15...
  • Page 43 Step 10 Test and Configure Review the following points before powering up: make sure that all adapter cards are seated properly, make sure all connectors are properly installed, make sure the CPU is seated properly, make sure there are no screws or other foreign material on the motherboard, plug the system into a surge-protected power strip, and make sure blank back panels are installed on the back of the chassis to...
  • Page 45 Historically, BIOS Setup utilities have been character-based, required keyboard input, and have had user interfaces that were not very intuitive. Graphical Interface American Megatrends has a new type of system BIOS Setup utility. WINBIOS Setup has a graphical user interface the end user can access using a mouse.
  • Page 46 <PgUp> <PgDn> <Home> <End> <Ctrl><Alt><+> <Ctrl><Alt><-> Apollo IV PCI Pentium ISA Motherboard User’s Guide Action Change or select a global field. Change or select the current field. Perform an operation in the current field. Increment a value. Decrement a value.
  • Page 47 WINBIOS Setup Menu The WINBIOS Setup main menu is organized into four sections. Each of these sections corresponds to a section in this chapter. Each section contains several icons. Clicking on each icon activates a specific AMIBIOS function. The WINBIOS Setup main windows and related functions are described on the next screen.

  • Page 48: Standard Setup

    Select Type. If the drive parameters do not match the drive parameters listed Standard for drive types 1 - 46, select User and enter the correct hard disk drive MFM Drive parameters. Apollo IV PCI Pentium ISA Motherboard User’s Guide and select the floppy type. How to Configure Cont’d...
  • Page 49 Standard Setup, Continued Entering Drive Parameters You can also enter the hard disk drive parameters. The drive parameters are: Parameter Type The number for a drive with certain identification parameters. Cylinders The number of cylinders in the disk drive. Heads The number of heads.
  • Page 50 1024 1224 AMIBIOS automatically sets IDE drive parameters. Select USER to enter MFM, ESDI, or RLL drive parameters. Select Not Installed for SCSI drives. Select CDROM for CD-ROM drives. Apollo IV PCI Pentium ISA Motherboard User’s Guide Write Landing Sectors...

  • Page 51: Advanced Setup

    Advanced Setup Advanced Setup options are displayed by choosing the Advanced icon from the WINBIOS Setup main menu. All Advanced Setup options are described in this section. System Keyboard This option does not specify if a keyboard is attached to the computer. Rather, it specifies if error messages are displayed if a keyboard is not attached.
  • Page 52 Floppy Drive Seek Set this option to Enabled to specify that floppy drive A: will perform a Seek operation at system boot. The settings are Disabled or Enabled. The Optimal and Fail-Safe default settings are Disabled. Apollo IV PCI Pentium ISA Motherboard User’s Guide Description Cont’d...
  • Page 53 Advanced Setup, Continued Floppy Drive Swap Set this option to Enabled to permit drives A: and B: to be swapped. The settings are Enabled or Disabled. The Optimal and Fail-Safe default settings are Disabled. Floppy Access Control This option specifies the read/write access that is set when booting from a floppy drive.
  • Page 54 Boot Device, 2 Boot Device options. The settings are Yes or No. The Optimal and Fail-Safe default settings are Yes. Apollo IV PCI Pentium ISA Motherboard User’s Guide IDE HDD, or 4 IDE HDD, or 4 IDE HDD, or 4 IDE-HDD.
  • Page 55 Advanced Setup, Continued External Cache Set this option to Enabled to enable L2 secondary (external) cache memory. The settings are Enabled or Disabled. The Optimal default setting is Enabled. The Fail-Safe default setting is Disabled. Caching Controller Set this option to Yes if a cache controller is installed in the computer. Setting Absent To comply with the PCI specifications, PCI adapter cards...

  • Page 56: Chipset Setup

    16-bit I/O operations. The length of the delay is related to the CPU type and frequency. The settings are 1 Sysclock, 2 Sysclocks, 3 Sysclocks, 4 Sysclocks, or Disabled. The Optimal and Fail-Safe default settings are Disabled. Apollo IV PCI Pentium ISA Motherboard User’s Guide...

  • Page 57: Power Management Setup

    Power Management Setup The AMIBIOS Setup options described in this section are selected by choosing the Power Management Setup icon from the Setup section on the AMIBIOS Setup main menu. Power Management/APM Set this option to Enabled to enable the Intel Triton 2 power management features and APM (Advanced Power Management).
  • Page 58 AMIBIOS reloads the Standby and Suspend timeout timers if activity occurs on the specified IRQ line. The settings for each of these options are Monitor or Ignore. The Optimal and Fail-Safe default settings are Ignore. Apollo IV PCI Pentium ISA Motherboard User’s Guide...
  • Page 59 PCI/PnP Setup Choose the PCI/PnP Setup icon from the WINBIOS Setup screen to display the PCI and Plug and Play Setup options, described below. Plug and Play-Aware OS Set this option to Yes if the operating system in this computer is aware of and follows the Plug and Play specification.
  • Page 60 The specified ROM memory area is reserved for use by legacy ISA adapter cards. The settings are C0000, C4000, C8000, CC000, D0000, D4000, D8000, or DC000. The Optimal and Fail-Safe default settings are C4000. Apollo IV PCI Pentium ISA Motherboard User’s Guide Fail-Safe Default PCI/PnP PCI/PnP...

  • Page 61: Peripheral Setup

    Peripheral Setup Choose the Peripheral Setup icon from the WINBIOS Setup screen to display the Peripheral Setup options, described below. Onboard Floppy Controller Set this option to Enabled to enable the floppy drive controller on the motherboard. The settings are Enabled or Disabled. The Optimal and Fail-Safe default settings are Enabled.
  • Page 62 Onboard Parallel Port IRQ This option specifies the IRQ used by the parallel port. The settings are Disabled, IRQ 5, or IRQ 7. The Optimal default setting is IRQ 7. The Fail-Safe default setting is Disabled. Apollo IV PCI Pentium ISA Motherboard User’s Guide Cont’d...
  • Page 63 Peripheral Setup, Continued Onboard Parallel Port Address This option specifies the base I/O port address of the parallel port on the motherboard. The settings are Disabled, 378h, or 278h. The Optimal default setting is 378h. The Fail-Safe default setting is Disabled. Onboard Parallel Port Mode This option specifies the parallel port mode.
  • Page 64 If WINBIOS Setup has an optional password feature. The system can be configured so that all users must enter a password every time the system boots or when WINBIOS Setup is executed. Apollo IV PCI Pentium ISA Motherboard User’s Guide...

  • Page 65: Setting A Password

    Setting a Password The password check option is enabled in Advanced Setup (see the Advanced Setup section ) by choosing either Always (the password prompt appears every time the system is powered on) or Setup (the password prompt appears only when WINBIOS is run).
  • Page 66 The following appears after any attempt to format any cylinder, head, or sector of any hard disk drive via the BIOS INT 13 Hard Disk Drive Service: Format!!! Possible VIRUS: Continue (Y/N)? _ Apollo IV PCI Pentium ISA Motherboard User’s Guide...
  • Page 67 Section 3 Utility The following icons appear in this section of the WINBIOS Setup main screen: Detect IDE Choose this option to let AMIBIOS automatically detect and configure the parameters for an IDE hard disk drive. Language If this feature is enabled, you can select WINBIOS Setup messages in different languages.
  • Page 68 Fail-Safe icon from the Default section of the WINBIOS Setup main menu. The Fail-Safe settings provide far from optimal system performance, but are the most stable settings. Use this option as a diagnostic aid if the system is behaving erratically. Apollo IV PCI Pentium ISA Motherboard User’s Guide...
  • Page 69 Programming the Flash ROM All versions of the Apollo IV motherboard use Flash EPROM to store the system BIOS. The advantage of Flash EPROM is the EPROM chip does not have to be replaced to update the BIOS. The end user can actually reprogram the BIOS, using a ROM file supplied by American Megatrends.
  • Page 70 S772P.ROM S772P.ROM resides on a floppy disk and contains the updated main BIOS code. American Megatrends will provide this file when the AMIBIOS for the Apollo IV ISA motherboard must be updated. S772P.ROM must be present in the root directory of the floppy disk before the onboard Flash EPROM can be reprogrammed.
  • Page 71 Programming the Flash ROM, Beep Codes The bootblock code produces a series of beeps during Flash ROM programming to: signify completion of a step (as shown on the previous screen), or to signal an error. Error beeps are arranged in a coded sequence and have different meanings depending on when they occur.
  • Page 72 Flash ROM. Detect the flash type. Start erasing flash blocks. Program the Flash ROM in the E0000-EFFFFh region. Start programming Flash at F0000-FFFFF region. Flash programming is successful. The computer reboots. Apollo IV PCI Pentium ISA Motherboard User’s Guide Description...

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