HP Compaq dc7900 USDT Technical Reference Manual
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HP Compaq dc7900 USDT Technical Reference Manual

Compaq dc7900 series business desktop computers
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Technical Reference Guide
HP Compaq dc7900 Series
Business Desktop Computers
Document Part Number: 506665-001
September 2008
This document provides information on the design, architecture, function,
and capabilities of the HP Compaq dc7900 Series Business Desktop
Computers. This information may be used by engineers, technicians,
administrators, or anyone needing detailed information on the products
covered.

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Summary of Contents for HP Compaq dc7900 USDT

  • Page 1 Document Part Number: 506665-001 September 2008 This document provides information on the design, architecture, function, and capabilities of the HP Compaq dc7900 Series Business Desktop Computers. This information may be used by engineers, technicians, administrators, or anyone needing detailed information on the products...
  • Page 2 Adobe, Acrobat, and Acrobat Reader are trademarks or registered trademarks of Adobe Systems Incorporated. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be construed as constituting an additional warranty. HP shall not be liable for technical or editorial errors or omissions contained herein.

  • Page 3: Table Of Contents

    2.4 Specifications............. . . 2–11 Technical Reference Guide www.hp.com Contents...
  • Page 4 5.6.1 Keyboard Interface Operation ..........5–9 www.hp.com...
  • Page 5 7.4 Signal Distribution............7–10 Technical Reference Guide www.hp.com Contents...
  • Page 6 8.7 Management Engine Functions ..........8–8 A Error Messages and Codes Index www.hp.com Technical Reference Guide...

  • Page 7: Introduction

    About this Guide This guide provides technical information about HP Compaq dc7900 Business PC personal computers that feature Intel processors and the Intel Q45 Express chipset. This document describes in detail the system's design and operation for programmers, engineers, technicians, and system administrators, as well as end-users wanting detailed information.

  • Page 8: Serial Number

    Serial Number The serial number is located on a sticker placed on the exterior cabinet. The serial number is also written into firmware and may be read with HP Diagnostics or Insight Manager utilities. Notational Conventions The notational guidelines used in this guide are described in the following subsections.

  • Page 9: Common Acronyms And Abbreviations

    Advanced VGA American Wire Gauge (specification) Basic assurance test binary-coded decimal basic input/output system second/new revision Bayonet Neill-Concelman (connector type) bits per second Bootstrap processor Built to order column address strobe compact disk compact disk read-only memory www.hp.com Introduction...

  • Page 10: Acronyms And Abbreviations

    Desktop management interface dots per inch dynamic random access memory data request Digital video interface Double word (32 bits) extended display identification data extended data out (RAM type) electrically erasable PROM enhanced graphics adapter Electronic Industry Association www.hp.com Technical Reference Guide...
  • Page 11 Graphics address re-mapping table graphic user interface hexadecimal hard disk drive hardware hexadecimal Hertz (cycles-per-second) I/O controller hub integrated drive element Institute of Electrical and Electronic Engineers interrupt flag interface integrated graphics controller inch interrupt input/output initial program loader www.hp.com Introduction...
  • Page 12 Non-return-to-zero inverted nanosecond nested task flag National Television Standards Committee non-volatile random access memory www.hp.com Technical Reference Guide...
  • Page 13 1. programmable array logic 2. phase alternating line Parallel ATA Personal computer Printed circuit assembly peripheral component interconnect PCI Express pulse code modulation Personal Computer Memory Card International Association PCI express graphics Power factor correction personal identification number Programmed I/O Part number power-on self test...
  • Page 14 Temperature-sensing And Fan control Integrated circuit tape carrier package, transmission control protocol trap flag thin-film transistor Telecommunications Information Administration twisted pair ethernet track per inch transistor-transistor logic television transmit universal asynchronous receiver/transmitter Ultra DMA www.hp.com Technical Reference Guide...
  • Page 15 Uniform resource locator microsecond Universal Serial Bus unshielded twisted pair volt Volts alternating current Volts direct current Video Electronic Standards Association video graphics adapter very large scale integration Video RAM watt Wake-On-LAN Windows RAM zero flag zero insertion force (socket) www.hp.com Introduction...
  • Page 16 Introduction 1-10 www.hp.com Technical Reference Guide...

  • Page 17: System Overview

    Introduction The HP Compaq dc7900 Business PC personal computers (Figure 2-1) deliver an outstanding combination of manageability, serviceability, and compatibility for enterprise environments. Based on the Intel processor with the Intel Q45 Express chipset, these systems emphasize performance along with industry compatibility. These models feature a similar architecture incorporating both PCI 2.3 and PCIe 1.1 buses.

  • Page 18: Features

    ❏ USB port disable ❏ Intel Standard Manageability support ❏ Intel vPro Technology ❏ HP Virtual Safe Browser ■ PS/2 enhanced keyboard ■ PS/2 optical scroll mouse ■ Energy Star compliancy met by all USDT form factors (Energy Star-qualified configurations of SFF and CMT form factors are available).
  • Page 19 1 [2] 1 [3] 1 [3, 4] 1 half-height 2 full-height [5] external internal 135-watt 240-watt www.hp.com System Overview Intel Celeron, Pentium dual-core, Core 2 Duo, Core 2 Quad 95 W 4 DIMM 16 GB 1 std., 1 opt. [1]...

  • Page 20: System Architecture

    [3] Low-profile slot in standard configuration. 2 full-height slots supported with optional PCI riser. [4] 2nd serial port possible with optional adapter. Table 2-2. USDT 2 SODIMMs 4 DIMMs 1 [1] 1 [1] 1 [1] 1 [3] 1 [4] optional www.hp.com 4 DIMMs 1 [4] optonal Technical Reference Guide...
  • Page 21 [3] 0 slots in USDT, 1 or 2 slots in SFF, 3 slots in CMT [4] 1 MiniCard slot in USDT, 1 slot in SFF and CMT [5] 8 ports accessible externally, 2 ports accessible internally Figure 2-2. HP Compaq dc7900 Business PC Architecture, Block diagram Technical Reference Guide Intel...

  • Page 22: Intel Processor Support

    The processor heatsink/fan assembly mounting differs between form factors. Always use the same assembly or one of the same type when replacing the processor. Refer to the applicable Service Reference Guide for detailed removal and replacement procedures of the heatsink/fan assembly and the processor. www.hp.com Technical Reference Guide...

  • Page 23: Chipset

    PCI 2.3 bus I/F PCI Express x1 LPC bus I/F SMBus I/F SATA I/F HD audio interface RTC/CMOS IRQ controller Power management logic USB 1.1/2.0 controllers supporting 12 ports (these systems provide 8 external, 3 internal) Gigabit Ethernet controller www.hp.com System Overview...

  • Page 24: Support Components

    Fan control and monitoring Power supply voltage monitoring SMBus and Low Pin Count (LPC) bus I/F 10/100/1000 Fast Ethernet network interface controller. Audio mixer Two digital-to-analog stereo converters Two analog-to-digital stereo converters Analog I/O Supports stereo (two-channel) audio streams www.hp.com Technical Reference Guide...

  • Page 25: Mass Storage

    The controller provides automatic selection of 10BASE-T, 100BASE-TX, or 1000BASE-T operation with a local area network and includes power-down, wake-up, Alert-On-LAN (AOL), Alert Standard Format (ASF), and AMT features. An RJ-45 connector with status LEDs is provided on the rear panel. Technical Reference Guide www.hp.com System Overview...

  • Page 26: Graphics Subsystem

    Hi 2D, Entry 3D Int. PCI Express 32 MB pre-allocated DVMT 3.0 400 MHz 2048x1536 @ 85 Hz Quick Draw, DirectX 9, Direct Draw, Direct Show, Open GL 1.45, MPEG 1-2, Indeo 1 VGA, 1 DisplayPort 1.1 [see text] www.hp.com Technical Reference Guide...

  • Page 27: Specifications

    5 Gs [1] 0.000215 G /Hz, 10-300 Hz 10-90% Rh @ 28 C max. wet bulb temperature 10,000 ft (3048 m) [2] Table 2-7 www.hp.com System Overview Non-operating to 140 F (-30 to 60 C, max. rate of change < 20°C/Hr) 20 Gs [1] 0.0005 G...

  • Page 28: Physical Specifications

    14.9 in (25.40 cm) (37.85 cm) (45.21 cm) 7.0 lb 18.75 lb (3.18 kg) (8.50 kg) (1 1.89 kg) 77.1 lb 77.1 lb (35 kg) (35 kg) www.hp.com 7.0 in 17.8 in 26.2 lb 77.1 lb (35 kg) Technical Reference Guide...

  • Page 29: Optical Drive Specifications

    DVD:, 21.6 KB/s; CD: 7.2 KB/s DL: 8.5 GB, Std: 4.7 GB DVD: <140 ms, CD: <125 ms DVD: <250 ms, CD: <210 ms www.hp.com System Overview HP SuperMulti LightScribe Combo SATA [1] DVD-RAM: 12x/12x DVD+RW: 8x/8x DVD-RW: 8x/6x DVD+R DL: 8x/8x...

  • Page 30: Hard Drive Specifications

    9 ms 17 ms 17 ms 156,301,488 320,173,056 5400/7200/ 5400/7200/ 10K RPM [3] 10K RPM [3] SMART IV SMART IV www.hp.com 250 GB [4] 3.5 in SATA 3.0 Gb/s 1.0 ms 1 1 ms 18 ms 488,397,168 7200 RPM SMART IV...

  • Page 31: Processor/Memory Subsystem

    This chapter includes the following topics: ■ Intel processor (3.2) ■ Memory subsystem (3.3) Technical Reference Guide Processor/Memory Subsystem Intel XMM1 DIMM FSB I/F SODIMM Channel A Intel SDRAM Channel B GMCH Cntrl DIMM SODIMM XMM3 www.hp.com XMM2 [1] DIMM DIMM XMM4 [1]...

  • Page 32: Intel Processors

    The Intel processor increases processing speed by using higher clock speeds with hyper-pipelined technology, therefore handling significantly more instructions at a time. The Arithmetic Logic Units (ALUs) of all processors listed above run at twice the core speed. www.hp.com Technical Reference Guide...

  • Page 33: Processor Changing/Upgrading

    VT, [1] 2.40 vPro, VT, TXT, [1] 3.00 vPro, VT, TXT, [1] 2.66 vPro, VT, TXT, [1] 2.33 2.20 2.00 2.00 1.80 2.00 www.hp.com Processor/Memory Subsystem Form Speed Factor in MHz Cache support 1066 8 MB SFF, CMT 1066 8 MB...

  • Page 34: Memory Subsystem

    The SPD format supported by these systems complies with the JEDEC specification for 128-byte EEPROMs. This system also provides support for 256-byte EEPROMs to include additional HP-added features such as part number and serial number. If BIOS detects an unsupported memory module, a “memory incompatible” message will be displayed and the system will halt.

  • Page 35: Memory Upgrading

    [3] Dual-channel symetrical [4] Only SFF and CMT support this size memory HP recommends using symmetrical loading (same-capacity, same-speed modules across both channels) to achieve the best performance. CAUTION: Always power down the system and disconnect the power cord from the AC outlet before adding or replacing memory modules.
  • Page 36 IGC (1-64 MB) TSEG Main Memory 0100 0000h 00FF FFFFh Main Memory 0010 0000h 000F FFFFh BIOS Extended BIOS Expansion Area Legacy Video Base Memory 0000 0000h www.hp.com 8 GB Top of DRAM 16 MB 1 MB 640 KB Technical Reference Guide...

  • Page 37: System Support

    Devices on the PCI bus must comply with PCI protocol that allows configuration of that device by software. In this system, configuration mechanism #1 (as described in the PCI Local Bus specification Rev. 2.3) is employed. Technical Reference Guide System Support www.hp.com...
  • Page 38 [5] Function is only visible in IDE mode (not visible in AHCI orRAID SATA emulation mode). Table 4-1 PCI Component Configuration Access Notes Function # Device # 3 [2] 29 [2] www.hp.com PCI Bus IDSEL Wired to: AD20 AD25 AD27 Technical Reference Guide...

  • Page 39: Pci Express Bus Operation

    The transaction protocol layer processes read and write requests from the software/driver layer and generates request packets for the link layer. Each packet includes an identifier allowing any required responcse packets to be directed to the originator. Technical Reference Guide Table 4-2. REQ/GNT Line Note REQ0/GNT0 REQ1/GNT1 REQ2/GNT2 www.hp.com System Support...

  • Page 40: Option Rom Mapping

    This system complies with the PCI Power Management Interface Specification (rev 1.0). The PCI Power Management Enable (PME-) signal is supported by the chipset and allows compliant PCI peripherals to initiate the power management routine. System Board Device A www.hp.com PCI Express Card Device B Technical Reference Guide...

  • Page 41: Pci Connectors

    +3.3 VDC FRAME- IRDY- +3.3 VDC TRDY- DEVSEL- STOP- LOCK- +3.3 VDC PERR- SDONE n +3.3 VDC SBO- SERR- www.hp.com System Support B Signal A Signal +3.3 VDC C/BE1- AD15 AD14 +3.3 VDC AD13 AD12 AD1 1 AD10 AD09 AD08...

  • Page 42: Pci Express Connectors

    PETp6 PETn6 PERp6 PERn6 PETp7 PETn7 PERp7 PRSNT2# PERn7 PETp8 RSVD PETn8 PERp8 PERn8 PETp9 PETn9 PERp9 www.hp.com B Signal A Signal PERn9 PETp10 PETn10 PERp10 PERn10 PETp1 1 PETn1 1 PERp1 1 PERn1 1 PETp12 PETn12 PERp12 PERn12 PETp13...

  • Page 43: System Resources

    Additional interrupts (total of 24) The APIC mode accommodates eight PCI interrupt signals (PIRQA-..PIRQH-) for use by PCI devices. The PCI interrupts are evenly distributed to minimize latency and wired as shown in Table 4-5. Technical Reference Guide www.hp.com System Support...

  • Page 44: Direct Memory Access

    For detailed information regarding DMA operation, refer to the data manual for the Intel 82801 ICH10 I/O Controller Hub. Table 4-5. PCI Interrupt Distribution System Interrupts PIRQ PIRQ PIRQ www.hp.com PIRQ PIRQ PIRQ PIRQ Technical Reference Guide...

  • Page 45: Real-Time Clock And Configuration Memory

    Register A Memory Area Year (128 bytes) Month Date of Month Day of Week Standard Config. Hours (Alarm) Memory Area Hours (Timer) (114 bytes) Minutes (Alarm) Minutes (Timer) RTC Area Seconds (Alarm) (14 bytes) Seconds (Timer) CMOS www.hp.com System Support...

  • Page 46: Standard Cmos Locations

    4-10 Table 4-6. Configuration Memory (CMOS) Map Location 2Eh-2Fh 30h-31h 37h-3Fh 40-FFh www.hp.com Function System board ID System architecture data Auxiliary peripheral configuration Speed control external drive Expanded/base mem. size, IRQ12 Miscellaneous configuration Hard drive timeout System inactivity timeout...

  • Page 47: Setup Password

    Through Setup, the user can set this function to be used by Alert-On-LAN and or one of three levels of support for a “cover removed” condition: Technical Reference Guide www.hp.com System Support 4-11...

  • Page 48: Power Management

    RTC Alarm Wake On LAN (w/NIC) Serial Port Ring Keyboard Mouse 4-12 System Wakes From Suspend or soft-off Suspend or soft-off Suspend or soft-off Suspend or soft-off Suspend or soft-off Suspend only Suspend only Suspend only www.hp.com Technical Reference Guide...

  • Page 49: System Status

    Blinks red 7 times @ 1 Hz [1] Blinks red 8 times @ 1 Hz [1] Blinks red 9 times @ 1 Hz [1] Blinks red 10 times @ 1 Hz [1] None www.hp.com System Support Action Required None None...

  • Page 50: Register Map And Miscellaneous Functions

    4.6 Register Map and Miscellaneous Functions This section contains the system I/O map and information on general-purpose functions of the ICH10 and I/O controller. 4.6.1 System I/O Map Table 4-9 lists the fixed addresses of the input/output (I/O) ports. 4-14 www.hp.com Technical Reference Guide...
  • Page 51 PCI Configuration Data (byte, word, or dword access) NOTE: Assume unmarked gaps are unused, reserved, or used by functions that employ variable I/O address mapping. Some ranges may include reserved addresses. Technical Reference Guide Table 4-9 System I/O Map www.hp.com System Support 4-15...

  • Page 52: Gpio Functions

    Legacy/ACPI power button mode control uses the pulse signal from the system's power button and produces the PS On signal according to the mode (legacy or ACPI) selected. Refer to chapter 7 for more information regarding power management. 4-16 www.hp.com Technical Reference Guide...

  • Page 53: Input/Output Interfaces

    ■ Diskette drive interface (5.3) ■ Serial interfaces (5.4) ■ Parallel interface support (5.5) ■ Keyboard/pointing device interface (5.6) ■ Universal serial bus interface (5.7) ■ Audio subsystem (5.8) ■ Network interface controller (5.9) Technical Reference Guide Input/Output Interfaces www.hp.com...

  • Page 54: Sata/Esata Interface

    The USDT system includes a notebook-type SATA connector (J102) that mates directly (i.e., without a cable) to a 2.5-inch mass storage device. Pin 1 Table 5-1. Description RX positive Ground Holding clip Holding clip www.hp.com Pin 7 Technical Reference Guide...

  • Page 55: Esata Interface

    Windows XP or Vista image. If the system is wiped clean or the Windows OS is re-installed, the AHCI driver can be loaded by installing the OS while the eSATA emulation mode is set to AHCI. Technical Reference Guide www.hp.com Input/Output Interfaces...

  • Page 56: Diskette Drive Interface

    (3F5h/375h)) that indicate the results of the command. Note that some commands do not have a Result phase, in which case the Execution phase can be followed by a Command phase. During periods of inactivity, the diskette drive controller is in a non-operation mode known as the Idle phase. www.hp.com Technical Reference Guide...
  • Page 57 Signal DIR- STEP- WR DATA- WR ENABLE- TRK 00- WR PRTK- RD DATA- SIDE SEL- DSK CHG- www.hp.com Input/Output Interfaces Description Drive head direction control Ground Drive head track step cntrl. Ground Write data Ground Enable for WR DATA- Ground...

  • Page 58: Serial Interface

    The standard RS-232-C limitation of 50 feet (or less) of cable between the DTE (computer) and DCE (modem) should be followed to minimize transmission errors. Higher baud rates may require shorter cables. Table 5-4. DB-9 Serial Connector Pinout Signal www.hp.com Description Data Set Ready Request To Send Clear To Send Ring Indicator...

  • Page 59: Parallel Interface Support

    The ECP mode includes several sub-modes as determined by the Extended Control register. Two submodes of ECP allow the parallel port to be controlled by software. In these modes, the FIFO is cleared and not used, and DMA and RLE are inhibited. Technical Reference Guide www.hp.com Input/Output Interfaces...

  • Page 60: Parallel Interface Connector

    ECP modes:Fault or Peripheral Req. [4] EPP mode: Reset ECP modes: Initialize or Reverse Req. Table 5-5. DB-25 Parallel Connector Pinout Signal ERR- INIT- SLCTIN- www.hp.com Function Line Feed [2] Error [3] Initialize Paper [4] Select In / Address. Strobe [1] Ground Ground Ground...

  • Page 61: Keyboard/Pointing Device Interface

    25 us Tch (Clock High) 25 us Th (Data Hold) 0 us Tss (Stop Bit Setup) 8 us Tsh (Stop Bit Hold) 15 us www.hp.com Input/Output Interfaces Parity Stop (MSb) 80 us 35 us 45 us 25 us 20 us...

  • Page 62: Pointing Device Interface Operation

    Figure 5-7. PS/2 Keyboard or Pointing Device Interface Connector (as viewed from rear of chassis) Keyboard/Pointing Device Connector Pinout Signal Description DATA Data Not Connected Ground 5-10 Table 5-6. Signal Description + 5 VDC Power Clock Not Connected www.hp.com Technical Reference Guide...

  • Page 63: Universal Serial Bus Interface

    System board header P151 not connected System board header P150 System board header P150 Front panel USB Front panel USB Rear panel USB Rear panel USB Rear panel USB Rear panel USB Rear panel USB Rear panel USB www.hp.com Input/Output Interfaces 5-11...

  • Page 64: Usb Cable Data

    Maximum Length 16.4 ft (5.00 m) 0.036 Ω 9.94 ft (3.03 m) 0.057 Ω 6.82 ft (2.08 m) 0.091 Ω 4.30 ft (1.31 m) 0.145 Ω 2.66 ft (0.81 m) 0.232 Ω Insulation color Green White Black www.hp.com Technical Reference Guide...

  • Page 65: Audio Subsystem

    Figure 5-9. Audio Subsystem Functional Block Diagram Technical Reference Guide PC Beep HD Audio I/F Speaker Audio (mono) Header Header AD1884A Headphone HD Audio Audio (L/R) Codec Line Audio Out (L/R) www.hp.com Input/Output Interfaces Header Audio Front Panel Headphones Out Rear Panel Line Out 5-13...

  • Page 66: Hd Audio Controller

    The Headphone Out jack can provide audio for one application while the Line Out jack can provide external speaker audio from another application. 5-14 Frame Tag A Tag B Stream B Stream A Tag C Stream C Response Stream www.hp.com Frame Start Technical Reference Guide...

  • Page 67: Audio Specifications

    2.83 Vp-p 20K ohms 20K ohms 10K ohms 32 ohms 90 db (nom) 90 db (nom) 85 db (nom) -84 db -80 db -78 db 1.5 watts 1.5 db -58.5 db 20– 20000 Hz 450–20000 Hz www.hp.com Input/Output Interfaces 5-15...

  • Page 68: Network Interface Controller

    AC outlet. Controlling unit power through a switchable power strip will, with the strip turned off, disable any wake, alert, or power mangement functionality. 5-16 Green LED Tx/Rx Data Tx/Rx Data LAN I/F Yellow LED www.hp.com RJ-45 Connector Technical Reference Guide...

  • Page 69: Wake-On-Lan Support

    Flexible packet filtering—Packets that match defined CRC signature The PROSet Application software (pre-installed and accessed through the System Tray or Windows Control Panel) allows configuration of operational parameters such as WOL and duplex mode. Technical Reference Guide www.hp.com Input/Output Interfaces 5-17...

  • Page 70: Nic Connector

    MS Windows NT 3.51 & 4.0 Novell Netware 3.x, 4.x, 5x Novell Netware/IntraNetWare SCO UnixWare 7 Linux 2.2, 2.4 PXE 2.0 Intel PRO/100 Boot Agent (PXE 3.0, RPL) PCI Express x1 ACPI, PCI Power Management Spec. www.hp.com Description Transmit+ Transmit- Receive+ Receive- Technical Reference Guide...

  • Page 71: Integrated Graphics Subsystem

    Installing a PCIe x4 graphics card in the PCIe x4 slot (x16 connector), in which the integrated graphics controller can be re-enabled through the BIOS settings This chapter covers the following subjects: ■ Functional description (6.2) ■ Display Modes (6.3) ■ Upgrading (6.4) ■ Monitor connectors (6.5) Technical Reference Guide www.hp.com...

  • Page 72: Functional Description

    75 Hz refresh (QVGA) ■ 3D engine supporting Z-bias and up to 1600 x 1200 w/32-bit color @ 85 hz refresh Q45 GMCH SDRAM GMA 4500 Controller Controller Switch ICH10 PCIe data PCIe I/F www.hp.com DDR2 SDRAM (System Memory) Technical Reference Guide...
  • Page 73 ✎ Some applications, particularly games that require advanced 3D hardware acceleration, may not install or run correctly on systems using the GMA. Technical Reference Guide Table 6-1. Maximum Memory Allocation 256 or 512 MB 384 MB www.hp.com Integrated Graphics Subsystem...

  • Page 74: Display Modes

    85 Hz 60 Hz 85 Hz 60 Hz 85 Hz 60 Hz 85 Hz 60 Hz 85 Hz 60 Hz 85 Hz 60 Hz 85 Hz 60 Hz 85 Hz 60 Hz 75 Hz 60 Hz www.hp.com Technical Reference Guide...

  • Page 75: Upgrading

    PCIe x4/x16 slot will be limited to x4 operation. ✎ Two PCIe graphics can be installed in an SFF or CMT simultaneously to provide an alternate method for multi-monitor support. In this configuration, the integrated GMA will be disabled. Technical Reference Guide Integrated Graphics Subsystem www.hp.com...

  • Page 76: Monitor Connectors

    B GND Green Analog Ground NOTE: [1] Fuse automatically resets when excessive load is removed. Table 6-3. DB-15 Monitor Connector Pinout Signal HSync VSync www.hp.com Description +5 VDC (fused) [1] Ground Not Connected DDC Data Horizontal Sync Vertical Sync DDC Clock...

  • Page 77: Displayport Connector

    ML Lane (p) 3 Technical Reference Guide Table 6-4. DB-15 Monitor Connector Pinout Signal Ground ML Lane (n) 3 Ground Ground AUX Ch (p) Ground AUX Ch (n) Hot Plug Detect DP Power Return DP Power www.hp.com Integrated Graphics Subsystem...
  • Page 78 Integrated Graphics Subsystem www.hp.com Technical Reference Guide...

  • Page 79: Power And Signal Distribution

    Power Button Power On 90 - 264 VAC Figure 7-1. USDT Power Generation, Block Diagram Technical Reference Guide Power and Signal Distribution USDT Chassis System Board Power Logic, Voltage Regulators +19.5 External Power Supply Unit www.hp.com Pwr rating & ID...

  • Page 80: Sff/Cmt Power Distribution

    6.9 A 9.0 A System Board CPU, slots, Chipsets, Logic, & Voltage Regulators +3.3 VDC 5 AUX +5 VDC +12 VDC Spd [1] Power Supply Unit www.hp.com -12 VDC +12 VccP +3.3 VDC +5 VDC Drives +12 VDC Technical Reference Guide...
  • Page 81 0.0 A P4, P5, P7 Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 PS On VccP VccP Ftach Fcmd www.hp.com Power and Signal Distribution Max. Surge Max. Current Current Ripple 5.0 A 15.0 A 15.0 A 50 mV 17.0 A...
  • Page 82 3.00 A + 5 % 0.20 A 12.0 A + 5 % 0.00 A 14.5 A + 10 % 0.00 A 0.15 A www.hp.com Surge Max. Current [2] Ripple 24.0 A 50 mV 19.0 A 50 mV 3.00 A 50 mV 14.5 A...

  • Page 83: Energy Star Compliancy

    Technical Reference Guide Pin 3 Pin 4 Pin 5 Pin 6 Pin 7 PS On VccP VccP +5.08 www.hp.com Power and Signal Distribution P4, P5, P9, P10, P11 1 2 3 4 Pin 8 Pin 9 5 aux +3.3 PSDet...

  • Page 84: Power Control

    (this operation is meant as a guard if the OS is hung). Pressed and Held At least Four Seconds Before Release: If the button is held in for at least four seconds and then released, PS On is negated, de-activating the power supply. www.hp.com Technical Reference Guide...
  • Page 85 System dead. Press and hold power button for less than 4 seconds. If HD LED turns green then check voltage select switch setting or expansion cards. If no LED light then check power button/power supply cables to system board or system board. www.hp.com Power and Signal Distribution...

  • Page 86: Wake Up Events

    A power management event that asserts the PME- signal on the PCI bus can be enabled to cause the power control logic to generate the PS On. Note that the PCI card must be PCI ver. 2.2 (or later) compliant to support this function. www.hp.com Technical Reference Guide...

  • Page 87: Power Management

    < 5 sec. after keyboard, pointing device, or power button action <25 sec. after power button Minimum <35 sec. after power button None www.hp.com Power and Signal Distribution OS Restart Required action action action — —...

  • Page 88: Signal Distribution

    P150 Media reader header P151 Ready boost / dash NIC header 7-10 Table 7-7. System Board Component Designations www.hp.com Notes SFF & CMT only CMT only CMT only SFF & CMT only SFF & CMT only SFF & CMT only SFF &...
  • Page 89 Front Panel Audio Header P23 Mic In Left (Tip) 1 2 Analog GND Mic In Right (Sleeve) 3 4 Front Audio Detect# HP Out Right 5 6 Sense_1 Return Sense Send 7 HP Out Left 9 10 Sense_2 Return UART2 DTR- 1...
  • Page 90 Power and Signal Distribution 7-12 www.hp.com Technical Reference Guide...

  • Page 91: System Bios

    128KB block from E0000h to FFFFFh. This chapter includes the following topics: ■ ROM flashing (8.2) ■ Boot functions (8.3) ■ Client management functions (8.4) ■ SMBIOS support (8.5) ■ USB legacy support (8.6) ■ Management engine functions (8.7) Technical Reference Guide SYSTEM BIOS www.hp.com...

  • Page 92: Rom Flashing

    All System BIOS upgrades are available directly from HP. Flashing is done either locally through F10 setup, the HPQFlash program in a Windows environment, or with the FLASHBIN.EXE utility in a DOS or DOS-like environment.

  • Page 93: Boot Functions

    DIMM parameters: ■ Presence ■ Size ■ Type ■ Timing/CAS latency ✎ Refer to Chapter 3, “Processor/Memory Subsystem” for the SPD format and DIMM data specific to this system. Technical Reference Guide www.hp.com SYSTEM BIOS...

  • Page 94: Boot Error Codes

    PCA failure. Check/replace system board. 8 beeps Invalid ROM (checksum error). Reflash ROM using CD or replace system board. 9 beeps System powers on but fails to boot. Check power supply, CPU, system board. 10 beeps Bad option card. www.hp.com Technical Reference Guide...

  • Page 95: Client Management Functions

    8.4 Client Management Functions Table 8-2 provides a partial list of the client management BIOS functions supported by the systems covered in this guide. These functions, designed to support intelligent manageability applications, are HP-specific unless otherwise indicated. Client Management Functions (INT15) Function...

  • Page 96: System Id And Rom Type

    The BIOS includes a function (INT15, AX=E816h) to retrieve the status of a system's interior temperature. This function allows an application to check whether the temperature situation is at a Normal, Caution, or Critical condition. Subsystem System ID Device ID 3033h 3036h 3031h 3034h 3032h 3035h www.hp.com Technical Reference Guide...
  • Page 97 Memory Array Mapped Addresses Memory Device Mapped Addresses Cooling Device Structure Hardware Security Structure Boot Integrity Service Entry Point System Boot Information ✎ System information on these systems is handled exclusively through the SMBIOS. Technical Reference Guide Table 8-3 www.hp.com SYSTEM BIOS...

  • Page 98: Usb Legacy Support

    Temperature alert ■ Fan failure alert ■ Chassis intrusion alert ■ Watchdog timer alert ■ No memory installed alert 1.Assumes the unit is connected to an active AC outlet. . The system BIOS can request the www.hp.com Technical Reference Guide...

  • Page 99: Beep/Power Led Codes

    Not all errors listed in this appendix may be applicable to a particular system model and/or configuration. A.2 Beep/Power LED Codes ✎ Beep and Power LED indictions listed in Table A-1 apply only to HP-branded models. Beeps Power LED 2 beeps...
  • Page 100 Keyboard controller failed self-test. Current parallel port address is conflicting with another device. Graphics display controller. Corrupted splash screen image. Restore default image w/flash utility. Processor heat sink fan is not connected. Chassis fan is not connected. www.hp.com Technical Reference Guide...

  • Page 101: Error Message

    Emulation” is set to “Combined IDE Controller” in Computer Setup One or more SATA devices are improperly attached. For optimal performance, the SATA 0 and SATA 1 connectors must be used before SATA 2 and SATA 3. www.hp.com Error Messages and Codes...
  • Page 102 A processor is installed for which the BIOS ROM has no patch. Check for ROM update. Electronic serial number has become corrupted. Keyboard failure while Network Server Mode enabled. Keyboard failure while Network Server Mode enabled. www.hp.com Technical Reference Guide...
  • Page 103 Protected mode test failed 1 14-01 Speaker test failed 1 16-xx Way 0 read/write test failed 162-xx Options failed (mismatch in drive type) 163-xx Time and date not set 164-xx Memory size 199-00 Installed devices test failed www.hp.com Error Messages and Codes...
  • Page 104 ECC failure 210-01 Memory increment pattern test 210-02 Error while saving memory during increment pattern test 210-03 Error while restoring memory during increment pattern test 21 1-01 Memory random pattern test Table A-4. Memory Error Messages www.hp.com Technical Reference Guide...
  • Page 105 Keyboard repeat key test failed 304-02 Unable to enter mode 3 304-03 Incorrect scan code from keyboard 304-04 No Make code observed 304-05 Cannot /disable repeat key feature 304-06 Unable to return to Normal mode www.hp.com Error Messages and Codes...
  • Page 106 320x200 mode, color set 0 test failed 509-01 320x200 mode, color set 1 test failed 510-01 640x200 mode test failed 51 1-01 Screen memory page test failed 512-01 Gray scale test failed 514-01 White screen test failed 516-01 Noise pattern test failed www.hp.com Technical Reference Guide...
  • Page 107 612-xx = Sec. diskette drive port addr. conflict 694-00 = Pin 34 not cut on 360-KB drive 697-00 = Diskette type error 698-00 = Drive speed not within limits 699-00 = Drive/media ID error (run Setup) www.hp.com Error Messages and Codes...
  • Page 108 Input line or clock failure 1 109-05 Address line fault 1 109-06 Data line fault 1 150-xx Comm port setup error (run Setup) 1 151-xx COM1 address conflict 1 152-xx COM2 address conflict 1 155-xx COM port address conflict www.hp.com Technical Reference Guide...
  • Page 109 Modem exceeded maximum redial limit 1205- 1 0 Line quality prevented remote response 1205- 1 1 Modem time-out waiting for remote connection Dial multi-frequency tone test 1206- 1 7 Tone detection failure 1210-XX Modem direct connect test www.hp.com Error Messages and Codes A-11...
  • Page 110 Line quality prevented remote response 1210- 1 1 Modem time-out waiting for remote connection [4] Modem auto originate test [5] Modem auto answer test [6] Modem direct connect test Table A-1 1 System Status Error Messages www.hp.com Technical Reference Guide...
  • Page 111 Failed to write long 17xx-68 Failed to read long 17xx-69 Failed to read drive size 17xx-70 Failed translate mode 17xx-71 Failed non-translate mode 17xx-72 Bad track limit exceeded 17xx-73 Previously exceeded bad track limit www.hp.com Error Messages and Codes A-13...
  • Page 112 = 82, Pri. IDE controller failure xx = 90, Disk 0 failure xx = 91, Disk 1 failure xx = 92, Sec. controller failure xx = 93, Sec. Controller or disk failure xx = 99, Invalid hard drive type www.hp.com Technical Reference Guide...
  • Page 113 Data mismatch on track 0 19xx-40 Failed self-test 19xx-91 Power lost during test 1904-xx = Tape BOT/EOT test failed 1905-xx = Tape read test failed 1906-xx = Tape R/W compare test failed 1907-xx = Tape write-protect failed www.hp.com Error Messages and Codes A-15...
  • Page 114 2458-xx 2468-xx 2477-xx 2478-xx 2480-xx Table A-15 Audio Error Messages www.hp.com Probable Cause EGA shadow RAM test failed EGA ROM checksum test failed EGA attribute test failed 640x200 mode test failed 640x350 16-color set test failed 640x350 64-color set test failed EGA Mono.
  • Page 115 Network Interface Error Messages Message Probable Cause 6054-xx Token ring configuration test failed 6056-xx Token ring reset test failed 6068-xx Token ring int. loopback test failed 6069-xx Token ring ext. loopback test failed 6089-xx Token ring open www.hp.com Error Messages and Codes A-17...
  • Page 116 BSY stayed busy 6nyy-60 Controller CONFIG- 1 register fault 6nyy-61 Controller CONFIG-2 register fault 6nyy-65 Media not unloaded 6nyy-90 Fan failure 6nyy-91 Over temperature condition 6nyy-92 Side panel not installed 6nyy-99 Autoloader reported tape not loaded properly www.hp.com Technical Reference Guide...
  • Page 117 Technical Reference Guide Table A-19 Pointing Device Interface Error Messages Message Probable Cause 8601-07 Right block not selected 8601-08 Timeout occurred 8601-09 Mouse loopback test failed 8601- 1 0 Pointing device is inoperative I/F test failed www.hp.com Error Messages and Codes A-19...
  • Page 118 Error Messages and Codes A-20 www.hp.com Technical Reference Guide...
  • Page 119 3-5 mouse (pointing device) interface 5-9 Network Boot 8-3 Network Interface Controller 5-15 parallel interface 5-7 Parallel Interface Connector 5-8 password, Setup 4-11 password, Power-On 4-11 PCI 2.3 4-1 PCI Express 4-3 pointing device interface, 5-9 www.hp.com Index Index-1...
  • Page 120 2-6, 3-3 system board component designators7-10 system ID 8-7 Temperature Status 8-7 Universal Serial Bus (USB) interface 5-11 upgrading BIOS 8-2 upgrading graphics 6-5 VGA connector 6-6 Web sites (for additional information 1-1 Index-2 www.hp.com Technical Reference Guide...

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