Page 2 - Notice
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 ...
Page 3 - Hexadecimal numbers are identified by a lower case h.
3 Preface This manual is a technical reference and BIOS document for engineers and technicians providing system level support. It is assumed that the reader possesses a detailed understanding of AT-compatible microprocessor functions and digital addressing techniques. Technical information that is r...
Page 4 - Bibliography
4 Bibliography ❒ HP Kayak XA PC Workstation DT User’s Guide manual (D4790-90001). ❒ HP Kayak XA PC Workstation MT User’s Guide manual (D4800-90001). ❒ HP Kayak XA PC Workstation (Desktop and Minitower) Familiarization Guide (online - D4790-90901). ❒ HP Network Administrator’s Guide (online). ❒ HP Ka...
Page 5 - How to use this online guide; Syst em Overv iew; Topic
5 How to use this online guide Click the Go Back button in the toolbar to go back to your previous place in the guide. Click the Next Page button in the toolbar to go to the next page in the guide. Click the Previous Page button in the toolbar to go to the previous page in the guide. Click the First...
Page 7 - Contents; System Overview
Contents 7 Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Bibliography. . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 8 - Interface Devices and Mass-Storage Drives
Contents 8 Cache Memory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 Devices on the Processor-Local Bus . . . . . . . . . . . . . . . . . . . . . . . . . . 35 Intel Pentium II Microprocessor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 9 - HP BIOS
Contents 9 PCI Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58 SCSI Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59 SCSI / PCI LAN Combo Board Features . . . . . . . . . . . . . . . . ...
Page 10 - Appendix
Contents 10 HP I/O Port Map (I/O Addresses Used by the System) . . . . . . . . . . . . . 81 DMA Channel Controllers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82 Interrupt Controllers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83 PCI...
Page 11 - System Overview; This manual describes the
11 1 System Overview This manual describes the HP Kayak XA PC Workstation , and provides detailed system specifications. This chapter introduces the external features, and lists the specifications and characteristic data of the system. It also summarizes the documentation which is available.
Page 12 - Package for the Desktop Models; Front view
12 1 System Overview Package for the Desktop Models Package for the Desktop Models Front view (Multimedia models only) Front view with cover removed Four accessory board slots Video memory Main memory modules Hard disk drive (below power supply unit) 24X CD-ROM drive Flexible disk drive Rear view US...
Page 13 - Package for the Minitower Models; Rear view
13 1 System Overview Package for the Minitower Models Package for the Minitower Models Front view with cover removed Hard disk drive Main memory Modules Video Memory Upgrade Six accessory board slots 24X CD-ROM drive Serial Parallel Mouse Keyboard Display Rear view USB (All icons shown here are for ...
Page 14 - HP Kayak XA PC Workstation Overview
14 1 System Overview HP Kayak XA PC Workstation Overview HP Kayak XA PC Workstation Overview 1. Models with a LAN or LAN/SCSI board only have one internal mass storage shelf. 2. Models with a LAN or LAN/SCSI board only have one PCI slot. Component Desktop Minitower Microprocessor 233, 266 or 300 MHz...
Page 15 - Hardware Control Panel
15 1 System Overview Hardware Control Panel Hardware Control Panel Desktop Hardware Control Panel Power On Status Light Hard Disk Activity Light Volume Control Speaker Out for Headset Microphone connector Power On/Off Button Network Activity Light PC Lock Activity Light Reset Button PC Lock Button M...
Page 16 - Specifications and Characteristic Data; Physical Characteristics
16 1 System Overview Specifications and Characteristic Data Specifications and Characteristic Data Physical Characteristics Electrical Specifications Desktop Characteristic Description Weight (excluding display and keyboard) 9 kg (20 pounds) Dimensions Width: 43.5 cm (17.1 inches) Height: 13.2 cm (5...
Page 19 - NOTE
19 1 System Overview Specifications and Characteristic Data An attempt to draw too much current (such as a short circuit across edge-connector pins, or an accessory board that is not suitable for these PC Workstations), will cause the overload protection in the power supply to be triggered, and the ...
Page 20 - Environmental Specifications (Desktop and Minitower)
20 1 System Overview Specifications and Characteristic Data Environmental Specifications (Desktop and Minitower) Operating temperature and humidity ranges may vary depending upon the mass storage devices installed. High humidity levels can cause improper operation of disk drives. Low humidity levels...
Page 21 - Documentation; HP Kayak XA PC Workstation; Division Support
21 1 System Overview Documentation Documentation The table below summarizes the availability of documentation that is appropriate to the HP Kayak XA PC Workstation s. Only selected publications are available on paper. Most are available as viewable files (which can also be printed) from the HP divis...
Page 22 - Where to Find the Information; HP
22 1 System Overview Documentation Where to Find the Information The following table summarizes the availability of information within the HP Kayak XA PC Workstation documentation set. User Guide User Online Familiarization Guide Service Handbook Technical Reference Manual Introducing the computer P...
Page 25 - System Board
25 2 System Board This chapter describes the components of the system board, taking in turn the components of the Processor-Local Bus, the Peripheral Component Interconnect (PCI) bus, the System Management (SM) bus and the Industry Standard Architecture (ISA) bus and the AGP Accelerated Graphics Por...
Page 26 - System Board and Backplane Boards
26 2 System Board System Board and Backplane Boards System Board and Backplane Boards Both desktop and minitower models have an AGP graphics controller built into the system board. 1 . Also includes: SCSI Led and external SCSI cable detection. 1
Page 27 - Desktop Backplane PCI Mapping Table
27 2 System Board System Board and Backplane Boards Desktop Backplane PCI Mapping Table Device # AD [xx] PCI Device Slot # 0 11 440LX PAC 4 15 PIIX4 12 23 J12 3 6 17 J6 2 10 21 J10 1 7 18 J7 Rear of Backplane Board 11 22 (not used) Desktop Backplane(front view) Slot 1(the top slot). Can be used for ...
Page 28 - Minitower Backplane PCI Mapping Table
28 2 System Board System Board and Backplane Boards Minitower Backplane PCI Mapping Table Device # AD [xx] PCI Device Slot # 0 11 440LX PAC 4 15 PIIX4 12 23 J12 4 6 17 J6 3 10 21 J10 2 7 18 J7 1 11 22 (not used) Minitower Backplane (top view) Slots 5 and 6. These slots can be used for full-length 16...
Page 29 - Architectural View
29 2 System Board Architectural View Architectural View Intel Pentium II Processor 440 LX PAC 82443LX Cirrus AGP CL5465 Main Memory 3 DIMMS (Serial Presence Detect) Processor-Local (GTL) Bus (64 bit, 66 MHz) PCI/ISA Bridge (PIIX4) 82371AB PCI Bus (32 bit, 33 MHz) ISA Bus (16 bit, 8.25MHz) AD-1816 Au...
Page 30 - IDE controller; PL Bus Interface; for a description of the devices on the; PCI Bus Interface; The PCI bus interface is PCI 2.1 compliant.
30 2 System Board Chip-Set Chip-Set The Intel AGPset is comprised of two chips. The 440LX PAC chip and the PIIX4chip. • The PAC chip (440LX) is the bridge between four buses: the PL (GTL) bus, the main memory bus, the PCI bus and the AGP (graphic) bus. • The PIIX4 chip is the bridge between three bu...
Page 31 - AGP Bus Interface; “Accelerated Graphics Port (AGP) Controller” on page 41; Main Memory Controller; “Main Memory Bus” on page 38; System Clocking
31 2 System Board Chip-Set AGP Bus Interface A controller for the AGP (Accelerated Graphics Port) slot is integrated in the 440LX PAC chip. The PAC chip supports only a synchronous AGP interface, coupling to the host bus frequency. The AGP characteristics are described in detail in “Accelerated Grap...
Page 33 - for a description
33 2 System Board Chip-Set PCI Bus Interface This part of the chip is responsible for transferring data between the PCI bus and the ISA expansion bus. It performs PCI-to-ISA, and ISA-to-PCI bus cycle translation. It supports the Plug-and-Play mechanism. Data buffers are provided, to isolate the PCI ...
Page 34 - and slave controllers are connected.; Serial EEPROM; This is the non-volatile memory which holds the values for the; Cache Memory
34 2 System Board Chip-Set and slave controllers are connected. Counter / Timer The chip contains a three-channel 82C54 counter/timer. The counters use a division of the 14.318 MHz OSC input as the clock source. Serial EEPROM This is the non-volatile memory which holds the values for the Setup progr...
Page 35 - Devices on the Processor-Local Bus; The control signals of the PL bus allows the implementation of a; Intel Pentium II Microprocessor; Dynamic execution to speed up software performance.
35 2 System Board Devices on the Processor-Local Bus Devices on the Processor-Local Bus The Processor-Local (PL) bus of the Pentium II processors, also referred to as their FSB (Front Side Bus), is implemented in the GTL+ technology. This technology features open-drain signal drivers that are pulled...
Page 36 - To remove the old processor module:
36 2 System Board Devices on the Processor-Local Bus The heat-sink is supplied with the processor, and is bolted to it by the manufacturer. The module is held in place by a bracket. There are two plastic clips, one on the top of each pillar of the bracket, to hold the processor module in place. To r...
Page 37 - Bus Frequencies; HP Kayak XA PC
37 2 System Board Devices on the Processor-Local Bus Bus Frequencies There is a 14.318 MHz crystal oscillator on the system board. This frequency is multiplied to 66 MHz by a phase locked loop. This is further scaled by an internal clock multiplier within the processor. For example, the Pentium II 3...
Page 38 - Main Memory Bus
38 2 System Board Main Memory Bus Main Memory Bus The memory bus is 72-bits wide, comprised of 64 bits of data and 8 bits of ECC. It is connected to the Main Memory and to the PAC (440LX) chip. There are three 168-pin DIMM slots on the system board for installing main memory; slots A, B and C. All H...
Page 39 - Devices on the PCI Bus
39 2 System Board Devices on the PCI Bus Devices on the PCI Bus The distribution of the interrupt lines is described more fully on page 83 . Integrated Drive Electronics (IDE) The IDE controller is implemented as part of the PIIX4 chip (the PCI/ISA bridge). It is driven from the PCI bus, and has PCI...
Page 40 - USB works only if the USB interface has been enabled within the HP; Other PCI Accessory Devices; The
40 2 System Board Devices on the PCI Bus It is possible to mix a fast and a slow device, such as a hard disk drive and a a CD-ROM, on the same channel without affecting the performance of the fast device. The BIOS determines automatically, the fastest configuration that each device supports. However...
Page 41 - Accelerated Graphics Port (AGP) Controller; HP Kayak
41 2 System Board Accelerated Graphics Port (AGP) Controller Accelerated Graphics Port (AGP) Controller The AGP technology was developed as a means to access system memory as a viable alternative to augmenting the memory of the graphics subsystem needed for high quality 3D graphics applications. All...
Page 43 - Devices on the SM Bus; -bit ROM chip. Serial EEPROM is ROM in which one byte at a time; Device
43 2 System Board Devices on the SM Bus Devices on the SM Bus The System Management (SM) bus is used to monitor several of the hardware functions (such as voltage levels, temperature, fan speed, DIMM presence and type) of the system board. It is controlled by the SM bus controller located in the PII...
Page 44 - Main PLL
44 2 System Board Devices on the SM Bus LM75 Chip The LM75 chip is a temperature sensor and alarm located on the system board. It is used to measure the temperature in one area of the PC Workstation, and to send an alarm to the processor in case of overheating. This chip includes a security mechanis...
Page 45 - Devices on the ISA Bus; FDC; The integrated; RTC; ISA Device
45 2 System Board Devices on the ISA Bus Devices on the ISA Bus The Super I/O Controller (NS 82317) The Ultra I/O chip (NS 82317) provides the control for two FDD devices, one serial port and one bidirectional multi-mode parallel port. Serial / parallel communications ports The 9-pin serial port (wh...
Page 46 - Audio Controller; Host Interface; It is driven from the ISA bus, and has the following specification:
46 2 System Board Devices on the ISA Bus Audio Controller The HP Kayak XA PC Workstation has an audio chip (AD1816) integrated on the system board. This single chip is a Plug and Play multimedia audio subsystem for concurrently processing multiple digital streams of 16-bit stereo audio. Host Interfa...
Page 47 - Directions III; Flash EEPROM; Setup
47 2 System Board Devices on the ISA Bus The headphones jack and the stereo-out (audio) jack can be used interchangeably. The Windows 95 and Windows NT operating systems each have integrated drivers ( Directions III ). Flash EEPROM The PC Workstation uses 256 KB of Flash EEPROM implemented using one...
Page 48 - System Board Switches; The first two of the
48 2 System Board Devices on the ISA Bus System Board Switches The first two of the system board switches set the frequency of the Processor-Local bus, and the next three the ratio of processor-frequency to Processor-Local-bus-frequency, as summarized on page 37 . The next five switches set the conf...
Page 49 - Turn off the computer. Set Switch 9 to the Closed position.
49 2 System Board Devices on the ISA Bus The following diagrams show the position of the system board switches on the desktop and minitower models. BIOS Update Crisis Recovery Procedure If, for example, during a BIOS update process, the procedure is interrupted by a power failure, and the system doe...
Page 50 - Power on the computer.; Little Ben; BIOS timer
50 2 System Board Devices on the ISA Bus 4 Power on the computer. 5 During the recovery process, short beeps are emitted. The recover process is finished when there is a much longer beep (after approximately 1 to 2 minutes). 6 Power off the computer. Press the power ON/OFF button (for about 5 second...
Page 51 - Glue logic (such as programmable chip selects); Other ISA Accessory Devices
51 2 System Board Devices on the ISA Bus ❒ For the Ultra I/O space: the Serial EEPROM, serial port, parallel port and mass storage drives (disable write on Flexible Disk Drive, disable boot on any drive, disable use of any embedded drive) • Advanced Power Management (APM) version 1.2 • Glue logic (s...
Page 53 - Interface Devices and Mass-Storage Drives
53 3 Interface Devices and Mass-Storage Drives This chapter describes the graphics, mass storage and audio devices which are supplied with the computer. It also summarizes the pin connections on the internal and external connectors.
Page 54 - Cirrus 5465 Graphics Controller Chip
54 3 Interface Devices and Mass-Storage Drives Cirrus 5465 Graphics Controller Chip Cirrus 5465 Graphics Controller Chip The HP Kayak XA PC Workstation Desktop and Minitower models are supplied with a Cirrus 5465 graphics controller chip integrated on the system board (refer to the architectural vie...
Page 56 - Connectors; feature; Video Memory
56 3 Interface Devices and Mass-Storage Drives Cirrus 5465 Graphics Controller Chip Connectors The Video Electronics Standards Association (VESA) defines a standard video connector, variously known as the VESA feature connector, auxiliary connector, or pass-through connector. The graphics controller...
Page 57 - Available Video Resolutions; Resolution
57 3 Interface Devices and Mass-Storage Drives Cirrus 5465 Graphics Controller Chip Available Video Resolutions The number of colors supported is limited by the graphics device and the video memory. The resolution/color/refresh-rate combination is limited by a combination of the display driver, the ...
Page 58 - SCSI / LAN Combo Board; Certain; PCI Interface
58 3 Interface Devices and Mass-Storage Drives SCSI / LAN Combo Board SCSI / LAN Combo Board Certain HP Kayak XA PC Workstations are supplied with an integrated SCSI / 10BT/100TX LAN combo board. Because the SCSI / LAN combo board includes two controllers, only one PCI slot is necessary for installi...
Page 59 - are also valid for the 10 BT/100 TX; SCSI Interface; Connector
59 3 Interface Devices and Mass-Storage Drives SCSI / LAN Combo Board 10BT/100TX PCI LAN Connector The LAN adapter supports the following two standards: 100 VG-AnyLAN, 100 Mbits per second over 4-pair, category-3, unshielded twisted pair (UTP), voice grade (VG) cable (IEEE 802.12 standard for Ethern...
Page 60 - SCSI / PCI LAN Combo Board Features; Interface
60 3 Interface Devices and Mass-Storage Drives SCSI / LAN Combo Board By default, the internal SCSI bus is configured to run in Ultra-SCSI mode (providing a maximum band-width of 40 MB/s. The user may configure the SCSI system using the SCSI Configuration Utility, included in the system BIOS. This u...
Page 62 - Remote Power On; Remote Power On (RPO) is available at 10 and 100 Mbits per second.; Optional Bootrom Socket
62 3 Interface Devices and Mass-Storage Drives 10BT/100TX LAN Controller 10BT/100TX LAN Features Remote Power On Remote Power On (RPO) is available at 10 and 100 Mbits per second. Vstandby requirements supporting RPO The Vstandby requirements for HP network cards supporting RPO, is: • A power supply...
Page 64 - The IDE controller is described on; Hard Disk Drives; SCSI
64 3 Interface Devices and Mass-Storage Drives Mass-Storage Drives Mass-Storage Drives The IDE controller is described on page 39 . The flexible disk controller is described on page 45 . Hard Disk Drives A 3.5-inch hard disk drive is supplied on an internal shelf in some models. Flexible Disk Drives...
Page 65 - Most models have a 24; Description
65 3 Interface Devices and Mass-Storage Drives Mass-Storage Drives CD-ROM Drives Most models have a 24 ✕ Max IDE CD-ROM drive supplied in a 5.25-inch front-access shelf ATAPI, supporting ATAPI commands and with audio playback capability. It can play any standard CD-Audio discs, in addition to CD-ROM...
Page 66 - Connectors and Sockets; Status Panel Connector
66 3 Interface Devices and Mass-Storage Drives Connectors and Sockets Connectors and Sockets IDE and Flexible Disk Drive Connectors Status Panel Connector USB Stacked Connector IDE Connector Flexible Disk Drive Data Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 Reset# 2 Ground 1 Ground 2 L...
Page 67 - Power Supply Connector
67 3 Interface Devices and Mass-Storage Drives Connectors and Sockets Power Supply Connector Battery Pack Connector Power Supply 3V3 for System PCI Wakeup Connector Power Supply 3V3on Backplane Fan Connector on Backplane ExtStart Connector Power Supply Connector for System Board Battery Pack Connect...
Page 68 - 6-Bit SCSI Connector
68 3 Interface Devices and Mass-Storage Drives Connectors and Sockets 16-Bit SCSI Connector 8-Bit SCSI Connector 16-Bit SCSI Connector Pin Signal Pin Signal Pin Signal Pin Signal 1 not connected 2 not connected 35 SCD12 36 SCD13 3 not connected 4 not connected 37 SCD14 38 SCD15 5 not connected 6 not...
Page 70 - VGA DB15 Connector; VGA DB Connector Pins; VESA Pass-Through Connector
70 3 Interface Devices and Mass-Storage Drives Connectors and Sockets VGA DB15 Connector VESA Pass-Through Connector 1. These pins are reserved by VESA. VGA DB Connector Pins Pin Standard VGA DDC2B 1 Analog RED Analog RED 2 Analog GREEN Analog GREEN 3 Analog BLUE Analog BLUE 4 Monitor ID2 Monitor ID...
Page 71 - Socket Pin Layouts; Ethernet UTP Connector
71 3 Interface Devices and Mass-Storage Drives Connectors and Sockets Socket Pin Layouts Ethernet UTP Connector Keyboard and Mouse Connector Serial Port Connector VGA Connector Parallel Port Connector
Page 73 - HP BIOS
73 4 HP BIOS The Setup program and BIOS are summarized in the two sections of this chapter. The POST routines are described in the next chapter.
Page 74 - HP/Phoenix BIOS Summary; Using the HP; Main Menu
74 4 HP BIOS HP/Phoenix BIOS Summary HP/Phoenix BIOS Summary The System ROM contains the POST (power-on self-test) routines, and the BIOS: the System BIOS, video BIOS (for models with an integrated video controller), and low option ROM. This chapter, and the following one, give an overview of the fo...
Page 75 - Advanced Menu
75 4 HP BIOS HP/Phoenix BIOS Summary Advanced Menu The Advanced Menu does not have the same structure as the Main Menu and Power Menu. Instead of presenting a list of fields, it offers a list ofsub-menus. The Advanced Menu contains the following sub-menus: • Memory and Cache. Define how to configure...
Page 76 - Security
76 4 HP BIOS HP/Phoenix BIOS Summary Security Sub-menus are presented for changing the characteristic and values of the System Administrator Password, User Password, Hardware Protection and Boot Device Security, the amount of protection against the system’s drives and network connections, and the am...
Page 77 - Symbios Logic SCSI Configuration Utility; the memory test) lets you recover and configure settings.; Default Settings You Can Change; Settings for the Host Adapter and All Devices
77 4 HP BIOS Symbios Logic SCSI Configuration Utility Symbios Logic SCSI Configuration Utility The Symbios Logic SCSI Configuration Utility lets you view and change the default configuration for the host adapter and all SCSI devices connected to it, or for individual SCSI devices. If, while using th...
Page 78 - Starting the SCSI Configuration Utility
78 4 HP BIOS Symbios Logic SCSI Configuration Utility Starting the SCSI Configuration Utility You access the SCSI Configuration Utility by pressing when the message Press F6 to start Configuration Utility... is displayed during the PC Workstation’s start-up routine. A further message is then display...
Page 79 - Power Saving and Ergonometry; open; Soft Power Down
79 4 HP BIOS Power Saving and Ergonometry Power Saving and Ergonometry Power-On from Space-Bar The power-on from the space-bar function is enabled, provided that: • The computer is connected to a Power-On keyboard (recognizable by the Power-On icon on the space bar). • The computer is running a Wind...
Page 80 - BIOS Addresses; page; System Memory Map
80 4 HP BIOS BIOS Addresses BIOS Addresses This section provides a summary of the main features of the HP system BIOS. This is software that provides an interface between the computer hardware and the operating system. The procedure for updating the System ROM firmware is described on page 50 . Syst...
Page 81 - Although the; Function
81 4 HP BIOS BIOS Addresses HP I/O Port Map (I/O Addresses Used by the System 1 ) Peripheral devices, accessory devices and system controllers are accessed via the system I/O space, which is not located in system memory space. The 64 KB of addressable I/O space comprises 8-bit and 16-bit registers (...
Page 82 - DMA Channel Controllers; DMA controller
82 4 HP BIOS BIOS Addresses DMA Channel Controllers Only “I/O-to-memory” and “memory-to-I/O” transfers are allowed.“I/O-to-I/O” and “memory-to-memory” transfers are disallowed by thehardware configuration. The system controller supports seven DMA channels, each with a pageregister used to extend the...
Page 83 - Interrupt Controllers; and; IRQ
83 4 HP BIOS BIOS Addresses Interrupt Controllers The Interrupt Requests (IRQ) are numbered sequentially, starting with the master controller, and followed by the slave. PCI Interrupt Request Lines PCI devices generate interrupt requests using up to four PCI interrupt request lines (INTA#, INTB#, IN...
Page 86 - Order in Which the Tests are Performed; to get the HP Summary Screen.
86 5 Power-On Self-Test and Error Messages Order in Which the Tests are Performed Order in Which the Tests are Performed Each time the system is powered on, or a reset is performed, the POST is executed. The POST process verifies the basic functionality of the system components and initializes certa...
Page 87 - Checkpoint
87 5 Power-On Self-Test and Error Messages Order in Which the Tests are Performed The following table lists the POST checkpoint codes written at the start of each test. Checkpoint Code POST Routine Description 02h Verify Real Mode 03h Disable Non-Maskable Interrupt (NMI) 04h Get CPU type 06h Initial...
Page 92 - The following are for boot block in Flash ROM
92 5 Power-On Self-Test and Error Messages Order in Which the Tests are Performed The following are for boot block in Flash ROM E0h Initialize the chipset E1h Initialize the bridge E2h Initialize the CPU E3h Initialize system timer E4h Initialize system I/O E5h Check force recovery boot E6h Checksum...
Page 93 - Error Message Summary; Category
93 5 Power-On Self-Test and Error Messages Error Message Summary Error Message Summary The EMU utility (.COM application written in C language) is to provide full screen online help messages (localized) on most common POST errors. When an error is generated in POST during the boot process, EMU is ru...
Page 96 - Message
96 5 Power-On Self-Test and Error Messages Error Message Summary The following table summarizes the most significant of the problems that can be reported. 0731h Defective SIMM (module 1, bank 3) System Memory Error 0732h Defective SIMM (module 2, bank 3) System Memory Error 0800h Found lower cache s...
Page 97 - Beep Codes; Beep Pattern
97 5 Power-On Self-Test and Error Messages Beep Codes Beep Codes If a terminal error occurs during POST, the system issues a beep code before attempting to display the error in the upper left corner of the screen. Beep codes are useful for identifying the error when the system is unable to display t...
Page 98 - Lights on the Hardware Control Panel; When the computer is first powered on, the
98 5 Power-On Self-Test and Error Messages Lights on the Hardware Control Panel Lights on the Hardware Control Panel When the computer is first powered on, the power-on light on the status panel illuminates yellow for about a second before changing to green. This change of color is caused by the exe...
Page 100 - Video Modes; Standard VGA Modes
100 Appendix Video Modes Video Modes Standard VGA Modes NOTE An 8 x 14 font for the EGA modes can be provided with a DOS TSR (terminate and stay resident) program. If the TSR has not been loaded when the mode is set, the 8 x 16 font is used with the two bottom rows deleted. This causes truncation of...
Page 101 - Extended Video Modes
101 Appendix Video Modes Extended Video Modes Mode No. VESA ® No. No. of Colors Char. x Row Char. x Cell Resolution Interface Type PixelFreq. MHz Horizontal Refresh Vertical Refresh 5E 100 256/256K 80 x 25 8 x 16 640 x 400 Graphics 25 31.5 70 7A - 64K - - 640 x 400 Graphics 25 31.5 70 5F 101 256/256...
Page 105 - Maximum Refresh Rates
105 Appendix Video Modes Maximum Refresh Rates BIOS Modes Supported Resolution 170-MHz DAC 230-MHz DAC 1024 x 768 100+ Hz 100+ Hz 1280 x 1024 85 Hz 100+ Hz 1600 x 1200 60 Hz 85 Hz Mode VESA ® Mode No. Cirrus Logic Mode No. dX dY Text bpp 1 Colors Refresh Rates Mode Type 2 VGA 0 40 25 40 x 25 64, 16 ...
