HP Vectra 510 Technical Reference Manual
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HP Vectra 510 Technical Reference Manual

HP Vectra 510 Technical Reference Manual

Vectra 500 series hardware and bios technical reference manual
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HP Vectra 500 Series PC
Models:
510 5/xx
515 5/xx
Hardware and BIOS
Technical Reference Manual
February 1996

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  • Page 1 HP Vectra 500 Series PC Models: 510 5/xx 515 5/xx Hardware and BIOS Technical Reference Manual February 1996...
  • Page 2 Notice The information contained in this document is subject to change without notice. Hewlett-Packard makes no warranty of any kind with regard to this material, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Hewlett-Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material.
  • Page 3 Preface This manual is a technical reference and BIOS document for engineers and technicians providing system level support for HP Vectra 500 Series PCs for models: 510 5/xx and 515 5/xx. It is assumed that the reader possesses a detailed understanding of AT- compatible microprocessor functions and digital addressing techniques.
  • Page 4 HP Vectra 500 Series Familiarization Guide. The HP Part Number is: D41xx+49A90001 HP Vectra 500 Series PC Reference Guide for either the desktop or minitower (supplied with the PC). The HP Part Number for these books are: D4140-90001 - Desktop D4170-90001 - Minitower HP Vectra 500 Series Service Handbook - 2nd edition.

  • Page 5: Table Of Contents

    Principal Components and Features ......5 HP Vectra 500 Series System Board......
  • Page 6 Contents System Memory Map ........BIOS I/O Port Map .
  • Page 7 HP Vectra 500 Series This chapter provides a description of the HP Vectra 500 Series desktop (Models 510 5/xx) and minitower (Models 515 5/xx) PCs with detailed system specifications.

  • Page 8: Hp Vectra 500 Series System Overview

    Enhanced IDE hard disk controller Secondary IDE controller Flexible disk controller Serial / parallel port controller 1. This document does not apply to the HP Vectra 500 Series Models 502, 510, 512, 514, 522, 560, 562, 564, 572 and 574. Features Pentium 75...

  • Page 9: Hp Vectra 500 Series Desktop - Minitower Comparison

    HP Vectra 500 Series Desktop – Minitower Comparison IDE Controller Two connectors for hard disk drives Primary channel connectors IDE Controller One red connector recommended for Secondary channel connectors CD-ROM Flexible disk controller connectors Two connectors : - One for a 3.5-inch flexible disk drive - One for either a tape drive or a 5.25-inch disk drive...

  • Page 10: Hp Vectra 500 Series Block Diagram

    1 HP Vectra 500 Series HP Vectra 500 Series Block Diagram HP Vectra 500 Series Block Diagram Pentium Processor Host Bus Intel Triton 82437/8FX Chipset PCI Bus Intel IDE Controller Channel 1 82371FB PCI/ISA IDE Controller Channel 2 Bridge ISA Bus...

  • Page 11: Principal Components And Features

    133 and 166 MHz, and 120 Mhz when available) with accompanying voltage regulator module (VRM) • a PCI bus video controller: all models of the HP Vectra 500 Series have an integrated 64-bit Ultra VGA controller on the PCI bus (S3 Trio 64 Pnp) •...

  • Page 12: Hp Vectra 500 Series System Board

    1 HP Vectra 500 Series Principal Components and Features HP Vectra 500 Series System Board 3.3V This video upgrade applies only to the models with integrated video controller.

  • Page 13: Hp Vectra 500 Series Desktop Backplane

    1 HP Vectra 500 Series Principal Components and Features HP Vectra 500 Series Desktop Backplane HP Vectra 500 Series Minitower Backplane...

  • Page 14: Processor

    1 HP Vectra 500 Series Principal Components and Features Processor The Pentium processor uses 64-bit architecture and is 100% compatible with Intel’s family of x86 processors. All application software that has been written for Intel386 and Intel486 processors can run on the Pentium without modification.

  • Page 15: Dynamic Branch Prediction

    1 HP Vectra 500 Series Principal Components and Features Dynamic Branch Prediction The Pentium processor uses dynamic branch prediction. To dynamically predict instruction branches, the processor uses two prefetch buffers. One buffer is used to prefetch code in a linear way, and one to prefetch code depending on the contents of the Branch Target Buffer (BTB).

  • Page 16: Data Integrity

    1 HP Vectra 500 Series Principal Components and Features Data Integrity The processor uses a number of techniques to maintain data integrity. It employs two methods of error detection: • Data Parity Checking This is supported on a byte-by-byte basis, generating parity bits for data addresses sent out of the microprocessor.
  • Page 17 Master PCI Bus 82438FX Data Path Unit Main Memory Memory Controller Cache Main Memory Controller Write Buffer Slave 1 HP Vectra 500 Series Principal Components and Features ISA Bus 82371FB PCI/ISA Bridge Master ISA Bus Controller Slave APIC Controller BIOS...

  • Page 18: Pci, Cache And Memory Controller (82437Fx)

    1 HP Vectra 500 Series Principal Components and Features PCI, Cache and Memory Controller (82437FX) The 82437FX device integrates cache and memory control functions and provides bus control functions for the transfer of information between the microprocessor, cache, main memory and the PCI bus. The cache controller...

  • Page 19: Data Path Unit (82438Fx)

    This buffer is used for: • writes from processor to main memory • level-two cache write back cycles • transfers from PCI to main memory. 1 HP Vectra 500 Series Principal Components and Features Features Provides for programmable PCI bus memory regions in...

  • Page 20: The Pci/Isa Bridge And Ide Controller (82371Fb)

    1 HP Vectra 500 Series Principal Components and Features The PCI/ISA Bridge and IDE Controller (82371FB) The 82371FB device serves as a bridge between the PCI bus and the ISA expansion bus, and incorporates a two-channel PCI IDE controller. It...

  • Page 21: Super I/O Chip

    • two serial ports • keyboard controller • RTC • 256 bytes of CMOS memory. 1 HP Vectra 500 Series Principal Components and Features Features Fully compatible with ISA bus standard Supports asynchronous ISA bus operation up to 16 MHz...

  • Page 22: Ns Pc87332Vf Feature Summary

    1 HP Vectra 500 Series Principal Components and Features NS PC87332VF Feature Summary Function Flexible disk controller UARTs Bidirectional parallel port Address decoder Enhanced power management Flexible Drive Controller (FDC) The FDC is software and register compatible with the 82077AA, and 100% IBM compatible.

  • Page 23: Serial/Parallel Ports

    Graphics/Integrated Video The integrated video subsystem is composed of a PCI bus video controller and a DRAM array. The HP Vectra 500 Series PC uses the S3 Trio 64 PnP video controller. These video controller embed a RAMDAC, and supports video resolutions of up to 1280 x 1024.

  • Page 24: Ide To Pci Controller

    Principal Components and Features Video DRAM The HP Vectra 500 Series PC is supplied with 1 MB of video DRAM as standard. An additional 1 MB video DRAM accessory can be installed, to give a total of 2 MB video DRAM. The upgrade consists of two 512 KB video memory chips.
  • Page 25 • flexible disk drive protection (disks can be read and/or write protected in SETUP) • boot protection (boot on flexible disk, CD-ROM, and hard disk can be enabled or disabled in SETUP) • cover lock and, in the desktop, security bracket. 1 HP Vectra 500 Series Principal Components and Features...

  • Page 26: Physical Characteristics

    Electrical Specifications Desktop Models Input voltage: The HP Vectra 500 Series Desktop PCs are equipped with a 100 W (rated) power supply. This power supply requires an input voltage in the following range: • 100-127 Vac and 200-240 Vac auto-ranging at a frequency of 50 and 60 Hz.
  • Page 27 0.1 A at -12 V Minitower Models Input voltage: The HP Vectra 500 Series Minitower PCs are equipped with a 160 W continuous (rated) power supply. This power supply requires an input voltage in the following range: • 100-127 Vac and 176-264 Vac at a frequency of 47 Hz to 63 Hz, with manual switching between 115 and 230 V.

  • Page 28: Environmental Specifications

    1 HP Vectra 500 Series Principal Components and Features Environmental Specifications Desktop Unit (with hard disk) Operating Temperature Recommended Operating Temperature Storage Temperature Over Temperature Shutdown Operating Humidity Storage Humidity Operating Altitude Storage Altitude Minitower Unit (with hard disk) Operating Temperature...

  • Page 29: Summary Of The Hp/Phoenix Bios

    Summary of the HP/Phoenix BIOS This chapter is a summary of the main features of the new HP/Phoenix system BIOS. For a more detailed description, refer to the manual System BIOS for IBM PCs, Compatibles, and EISA Computers by Phoenix Technologies Ltd.

  • Page 30: Hp/Phoenix Bios Description

    HP/Phoenix BIOS Description HP/Phoenix BIOS Description This chapter and the following two chapters give an overview of the HP/Phoenix BIOS. The information is divided into three main sections: • The address space, with details of the interrupts used, described in this chapter.

  • Page 31: System Memory Map

    NOTE area from C8000h to EFFFFh. BIOS I/O Port Map This section describes the HP BIOS port map. The next section provides more details about how the BIOS uses the system board components mentioned in the I/O port list. 0000-000F...
  • Page 32 2 Summary of the HP/Phoenix BIOS Overview of Address Space I/O Address Ports 00F0-00FF 0170-0177, 0376 01F0-01F7 0200-0207 020-0233 0278-027F 02E8-02EF 02F8-02FF 0330-0331 0370-0377 0378-037F 0388-38B 03B0-03DF 03C0-03DF 03BC-03BF 03E8-03EF 03F0--03F5-03F7 03F8-03FF 0CF8-0CFF 0496-0497 0678-067A 0778-077A For certain models only.

  • Page 33: Addressing System Board Components

    Second DMA controller (used for 16-bit transfers) Channel Used to cascade DMA channels 0-3 Free if not used for sound board Free Free if not used for sound board 2 Summary of the HP/Phoenix BIOS Overview of Address Space Function Function...
  • Page 34 2 Summary of the HP/Phoenix BIOS Overview of Address Space Interrupt Controllers The system has two 8259A compatible interrupt controllers. They are arranged as a master interrupt controller and a slave that is cascaded through the master. The following table shows how the master and slave controllers are connected.
  • Page 35 All PCI devices with interrupt transfer support will use and share INTA#. A multiple-function PCI device may support several INT lines. These devices will require more than one system interrupt request line. 2 Summary of the HP/Phoenix BIOS Overview of Address Space...
  • Page 36 2 Summary of the HP/Phoenix BIOS Overview of Address Space...

  • Page 37: Desktop Management Interface

    Desktop Management Interface This chapter describes an important feature of HP’s new style BIOS, the Desktop Management Interface or DMI.

  • Page 38: Dmi Information Structure

    3 Desktop Management Interface DMI Information Structure DMI Information Structure This BIOS presents a new method for storing and accessing information about the PC, called the Desktop Management Interface or DMI. The system administrator uses the DMI to access information about the PC, such as the BIOS version number, the serial number, the processor type, and the size of the hard disk drive.
  • Page 39 3 Desktop Management Interface DMI Information Structure Overview of the DMI Information Structure...

  • Page 40: Accessing Bios Dmi Information

    3 Desktop Management Interface Accessing BIOS DMI Information Accessing BIOS DMI Information To access BIOS information, do the following steps: 1 Locate the DMI header. Search for the “$DMI” signature in the segment E0000:0 or F0000:0. 2 Verify the checksums. Refer to "Verifying the DMI Information Structure,"...

  • Page 41: Verifying The Dmi Information Structure

    Verifying the DMI Information Structure Before accessing the DMI tables, the checksums must be verified to ensure the reliability of the information. To calculate a checksum value of a structure, do the following steps: 1 Add together all the bytes of the structure. 2 Convert the value to negative.
  • Page 42 3 Desktop Management Interface Accessing BIOS DMI Information Type 1 : BIOS Information Field Offset Type 1 byte Length 1 byte Vendor 4 bytes (DWORD) BIOS Version 4 bytes (DWORD) BIOS Starting Address 2 bytes (WORD) BIOS Release Date 4 bytes (DWORD) BIOS Characteristics 4 bytes...
  • Page 43 Type 3: Processor Information Field Offset Length Type 1 byte Length 1 byte Processor Type 1 byte Processor Family 1 byte Processor 2 bytes Manufacturer (WORD) Processor Version 2 bytes (WORD) Max Speed 2 bytes (WORD) Processor Upgrade 1 byte 3 Desktop Management Interface Accessing BIOS DMI Information Value...
  • Page 44 HP-Specific DMI Sub-Structure Structures Field Offset Type 1 byte Length 1 byte Signature PC ID 1 byte Capabilities 1 byte Type 81h: HP Configuration ID Field Offset Type 1 byte Length 1 byte Serial/Parallel Count 1 byte Type 80h: HP ID Length Value...
  • Page 45 Format: “ccyymmddHHMM” The value “************” indicates RTC has failed. variable Size of base memory in kilobytes variable Extended Memory size in 64 KB blocks variable Long pointer to string describing HP BIOS version variable Short pointer to string describing CPU name...
  • Page 46 3 Desktop Management Interface Accessing BIOS DMI Information...

  • Page 47: Power-On Self-Tests And Error Messages

    Power-On Self-Tests and Error Messages This chapter describes the power-on self-tests (POST), which are contained in the PC’s ROM BIOS, and the error messages which can result.

  • Page 48: Power-On Self Test (Post)

    The POST performs the tests in the order described in this chapter. The POST displays a graphic screen with the HP Vectra logo. If the POST detects an error, the error message is displayed. To see the tests performed during the POST, press display will switch to text mode.
  • Page 49 4 Power-On Self-Tests and Error Messages Power-On Self Test (POST) Tests the RAM refresh timer circuitry. Test failure causes the boot process RAM Refresh Timer Test to abort. Checks the first 64 KB of system RAM used to store data corresponding to Interrupt RAM Test various system interrupt vector addresses.
  • Page 50 Tests the level-two cache. A failure causes an error code to display and Test External Cache disables the external cache. Tests for the presence of HP SCSI ROMs. If SCSI ROMs are detected, their Shadow SCSI ROM contents are copied into the shadow RAM area. A failure will cause an error code to display.

  • Page 51: Error Messages

    If an error occurs, an error message is displayed. NOTE: HP’s new style BIOS does not display POST error codes (such as 910B) which existed in the BIOS of previous HP Vectra PCs. 4 Power-On Self-Tests and Error Messages Tests of Flexible Disk Drive A Tests for proper operation of the flexible disk controller.
  • Page 52 4 Power-On Self-Tests and Error Messages Power-On Self Test (POST) Message Operating system not found Missing operating system Failure fixed disk (preceded by a 30” time-out) Diskette Drive A (or B) error System battery is dead Keyboard error Resource Allocation Conflict -PCI device 0079 on system board Video Plug and Play interrupted or failed Re-enable in Setup and try again...

  • Page 53: Beep Codes

    Beep Codes If a terminal error occurs during POST, the system issues a beep code before attempting to display the error. Beep codes are useful for identifying the error when the system is unable to display the error message. Beep Pattern 4 Power-On Self-Tests and Error Messages Numeric Code...
  • Page 54 4 Power-On Self-Tests and Error Messages Power-On Self Test (POST)

  • Page 55: The Ultra Vga Video Controllers

    The Ultra VGA Video Controllers This chapter gives details of the Video Subsystems used by the HP Vectra 500 Series PCs. All models have the Trio S3 64 PnP video controller integrated on the system board.

  • Page 56: The Integrated Ultra Vga Video Controller

    The Integrated Ultra VGA Video Controller The Integrated Ultra VGA Video Controller The HP Vectra 500 Series PCs provide an integrated Ultra VGA video subsystem, comprising a S3 Trio 64 PnP family video controller and 1 MB DRAM. Two sockets are provided for installation of an additional 1 MB ×...

  • Page 57: Video Modes

    Video Modes The video subsystem is responsible for generating video data (which is placed in video memory) to be sent to the display. The following table details the standard VGA modes which are currently implemented in the video BIOS. These modes are supported by standard BIOS functions;...
  • Page 58 5 The Ultra VGA Video Controllers The Integrated Ultra VGA Video Controller The extended modes supported by the video BIOS are: Extended Video Modes with 1 MB DRAM VESA Extended Interface Mode No. Mode No. Type 10Ah text 109h text 100h graph 101h...
  • Page 59 VESA Extended Interface Mode No. Mode No. Type 113h graph 113h graph 113h graph 114h graph 114h graph 114h graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph graph...
  • Page 60 5 The Ultra VGA Video Controllers The Integrated Ultra VGA Video Controller VESA Extended Interface Mode No. Mode No. Type graph 207h graph 208h graph 208h graph 208h graph 208h graph i =interlaced Extended Video Modes with 2 MB DRAM VESA Extended Interface...

  • Page 61: Typical Windows 95 Video Resolutions

    Typical Windows 95 Video Resolutions Resolution 640 x 480 800 x 600 1024 x 768 1280 x 1024 Resolution 640 x 480 800 x 600 1024 x 768 1280 x 1024 Interlaced. VESA Connector The Video Electronics Standards Association (VESA) defines a standard video connector, variously known as the VESA feature connector, auxiliary connector, or pass-through connector.

  • Page 62: Db15 Connector Pinout

    1 MB (pair of 512KB modules) Graphics Resolutions Up to 1280 x 1024 Pixel Clock (Max.) 135 MHz 11 - Not Used 12 - Data from display (DDC1) 13 - H-Sync 14 - V-Sync 15 - Not Used HP Vectra 500 Series...

This manual is also suitable for:

Vectra 515Vectra 510 5 seriesVectra 515 5 series

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