Compaq dc5850 Technical Reference Guide: HP Compaq dc5850 Series Business Desk
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- Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 1
Technical Reference Guide HP Compaq dc5850 Series Business Desktop Computers Document Part Number: 512751-001 October 2008 This document provides information on the design, architecture, function, and capabilities of the HP Compaq dc5850 Series Business Desktop Computers. This information may be - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 2
herein is subject to change without notice. Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft Corporation in the U.S. and other Company. Technical Reference Guide HP Compaq dc5850 Series Business Desktop Computers First Edition (October 2008) Document Part Number: 512751-001 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 3
2-6 2.3.2 Chipset 2-6 2.3.3 Support Components 2-7 2.3.4 System Memory 2-7 2.3.5 Mass Storage 2-8 2.3.6 Serial Interface 2-8 2.3.7 Universal Serial Bus Interface 2-8 2.3.8 Network Interface Controller 2-8 2.3.9 Integrated Graphics Processor 2-9 2.3.10 Audio Subsystem 2-9 2.4 Specifications - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 4
5-10 5.7 Universal Serial Bus Interface 5-11 5.7.1 USB Connector 5-11 5.7.2 USB Cable Data 5-12 5.8 Audio Subsystem 5-13 5.8.1 HD Audio Controller 5-14 5.8.2 HD Audio Link Bus 5-14 5.8.3 Audio Multistreaming 5-14 5.8.4 Audio Specifications 5-15 iv www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 5
6 Integrated Graphics Subsystem 6.1 Introduction 6-1 6.2 Functional Description 6-2 6.3 Upgrading 6-3 6.4 Monitor Connectors 6-4 6.5.1 Analog Monitor Connector 6-4 6.5.2 DVI-D Connector 6-5 7 Power and Signal Distribution 7.1 Introduction 7-1 7.2 Power Distribution 7-1 7.2.1 SFF Power Supply - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 6
Contents 8 SYSTEM BIOS 8.1 Introduction 8-1 8.2 ROM Flashing 8-2 8.2.1 Upgrading 8-2 8.2.2 Changeable Splash Screen 8-2 8.3 Boot Functions 8-3 8.3.1 Boot Device Order 8-3 8.3.2 Network Boot (F12) Support 8-3 8.3.3 Memory Detection and Configuration 8-3 8.3.4 Boot Error Codes 8-4 8.4 Client - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 7
1 Introduction 1.1 About this Guide This guide provides technical information about HP Compaq dc5850 Business PC personal computers that feature AMD processors and the AMD 780V chipset. This document describes in detail the system's design and operation for programmers, engineers, technicians, and - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 8
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. 1.4 Notational Conventions The notational guidelines used in this guide are described in the following subsections. 1.4.1 Special Notices - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 9
modem commands) 2. 286-based PC architecture ATA AT attachment (IDE protocol) ATAPI ATA w/packet interface extensions AVI audio-video interleaved AVGA Advanced VGA AWG American Wire Gauge (specification) BAT Basic assurance test BCD binary-coded decimal BIOS basic input/output system - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 10
access 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 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 11
I/F IGC in INT I/O IPL IrDA IRQ Technical Reference Guide Table 1-1 (Continued) Acronyms and Abbreviations Description extended ISA Card Architecture first in/first out flag (register) frequency modulation fast page mode (RAM interrupt flag interface integrated graphics controller inch interrupt - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 12
parameter/value network interface card/controller nickel-metal hydride non-maskable interrupt Non-return-to-zero inverted nanosecond nested task flag National Television Standards Committee non-volatile random access memory optical disk drive operating system www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 13
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 programmable read-only memory pointer pulse width modulation - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 14
Graphics RAM Single instruction multiple data single in-line memory module Self Monitor Analysis Report Technology system management interrupt system management mode system management RAM serial presence detect Sony/Philips Digital Interface (IEC-958 specification) Spare part number standard - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 15
Acronym or Abbreviation URL us/µs USB UTP V VAC VDC VESA VGA VLSI VRAM W WOL WRAM ZF ZIF Table 1-1 ( Association video graphics adapter very large scale integration Video RAM watt Wake-On-LAN Windows RAM zero flag zero insertion force (socket) Introduction Technical Reference Guide www.hp.com - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 16
Introduction 1-10 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 17
upgradeable and expandable to keep pace with the needs of the office enterprise. HP dc5850 MiniTower Figure 2-1. HP Compaq dc5850 Business PCs This chapter includes the following topics: ■ Features (2.2) ■ System architecture (2.3) ■ Specifications (2.4) HP dc5850 Small Form Factor Technical - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 18
Technology ■ AMD 780V chipset ■ ATI Radeon 3100 integrated graphics processor with dual monitor support: ❏ One VGA connector ❏ One DVI-D connector ■ 667-, 800-, or 1066-MHz (DDR2) DIMM support ■ Eight externally-accessible USB 2.0-compliant ports ■ High definition (HD) audio processor with one - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 19
the different PC series based on form factor: Table 2-1 Feature Difference Matrix by Form Factor SFF MT Drive bays: Externally accessible 3.5-inch bay Externally accessible 5.25-inch bay Internal 3.5-inch bay 1 1 1 2 1 2 Drive types supported: HDD ODD 2 4 1 1 PCIe slots: x16 graphics - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 20
in this guide include the following key components: ■ AMD Phenom, Athlon, or Sempron processor. ■ AMD 780V chipset (includes RS780 north bridge and SB700 south bridge) ■ SCH5327 Super I/O (SIO) controller supporting PS/2 keyboard and mouse peripherals ■ AD1884A audio controller supporting line in - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 21
BIOS ROM PCI 2.3 slot Power Supply Keyboard Diskette Mouse Notes: [1] 2 front ports, 6 rear ports, 2 internal ports [2] 2nd serial port requires optional bracket/cable assembly [3] Parallel port functionality requires optional bracket/cable assembly Figure 2-2. HP Compaq dc5850 Business PC - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 22
x16 graphics interface HyperTransport bus operating at 800-, 1066-, or 1333-MHz PCI Express x1 PCI 2.3 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, 2 internal) 2-6 www.hp - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 23
(DDR2) memory architecture. All models support DDR2 800- and 667-MHz DIMMs, and are shipped with DDR2 800-MHz (PC2-6400) DIMMs. These systems provide four DIMM sockets and support a total of 8 gigabytes of memory. ✎ DDR and DDR2 DIMMs are NOT interchangeable. Technical Reference Guide www.hp.com - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 24
on the rear panel, and two ports are accessible through a header on the system board. These systems support a media card reader module that connects to the internal header. These systems support USB 1.1 and 2.0 functionality on all ports. BIOS Setup allows for the disabling of USB ports individually - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 25
multi-streaming is supported. These systems include a 1.5-watt output amplifier driving an internal speaker, which can be muted with the F10 BIOS control. All models include front panel-accessible stereo microphone input and headphone output audio jacks. Technical Reference Guide www.hp.com 2-9 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 26
Hz Energy Star 4.0 with 80Plus Bronze-level compliancy SFF MT Optional Optional Maximum Continuous Power: SFF MT 240 watts 300 watts NOTE: Optional Energy Star 4.0 with 80-Plus Bronze-level compliant power supply unit available for both form factors. 2-10 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 27
Specifications Parameter SFF [2] MT [3] Height 3.95 in (10.03 cm) 14.85 in (37.72 cm) Width 13.3 in (33.78 cm) 6.95 in (17.65 cm) Depth 14.9 in (37.85 cm) 16.85 in (42.80 cm) Weight and no PCI cards. Desktop (horizontal) configuration. Applicable to unit in desktop orientation only and - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 28
System Overview 2-12 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 29
This chapter describes the processor/memory subsystem. This systems support the AMD Phenom, Athlon, and Sempron processor families. As shown in Figure 3-1, these processors use an integrated DDR2 memory controller and communicate with the chipset through the HyperTranport interface (I/F). XMM1 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 30
in damage to the processor component. Refer to the applicable Service Reference Guide for processor installation instructions. CAUTION: These systems can only support a processor with a maximum power consumption (also known as thermal design power (TDP)) of 95 watts. Exceeding this limit can result - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 31
will be determined by the processor installed. Memory in Sempron and Athlon-based systems use a derivative of the CPU clock rate. Memory in Phenom-based systems run at the specified frequency. The system board provides four DIMM sockets ■ XMM1, channel A (white) ■ XMM2, channel B(white) ■ XMM3 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 32
Memory Subsystem 3.3.1 Memory Loading/Upgrading Table 3-2 shows suggested memory configurations for these systems. CAUTION: Always power down the system and disconnect the power cord from the AC outlet before adding or replacing memory modules. Changing memory installed in socket 4. HP recommends - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 33
(for maximum of 8 gigabytes) ✎ All locations in memory are cacheable. Base memory is always mapped to DRAM. The next 128 KB fixed memory area can, through the north bridge, be mapped to DRAM or to PCI space. Graphics RAM areas are mapped to PCI locations. Technical Reference Guide www.hp.com 3-5 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 34
Processor/Memory Subsystem 3-6 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 35
This chapter covers functions provided by off-the-shelf chipsets and therefore describes only basic aspects of these functions as well as information unique to the systems covered in this guide. For detailed information on specific components, refer to the applicable manufacturer's documentation - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 36
by the PCI specification. The bus that most CPU-to-DRAM accesses can occur specification. The PCI Express bus uses the following layers: ■ Software/driver layer ■ Transaction protocol layer ■ Link layer ■ Physical layer Software/Driver Layer The PCI Express bus maintains software compatibility - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 37
Power Management Support 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. Technical Reference Guide www.hp - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 38
System Support 4.2.6 PCI Connectors PCI 2.3 Connector A1 A49 A52 A62 B2 B49 B52 B62 Figure 4-2. 32-bit, 5.0-volt PCI 2.3 Bus Connector Pin PAR AD15 +3.3 VDC AD13 AD11 GND AD09 Key Key C/BE0- +3.3 VDC AD06 AD04 GND AD02 AD00 +5 VDC REQ64+5 VDC +5 VDC 4-4 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 39
System Support PCI Express Connectors A1 A11 A12 A18 x1 Connector A82 x16 Connector B1 B11 B12 B82 Figure 4-3. PCI Express Bus Connectors Pin PERn11 GND GND PERp12 PERn12 GND GND PERp13 PERn13 GND GND PERp14 PERn14 GND GND PERp15 PERn15 GND Technical Reference Guide www.hp.com 4-5 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 40
System Support can be enabled or disabled within the microprocessor by the use of the STI and CLI instructions. A nonmaskable interrupt to determine the source of the interrupt and then services the peripheral as appropriate. Most IRQs are routed through 4-6 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 41
may also use DMA operation as well. The DMA method reduces the amount of CPU interactions with memory, freeing the CPU for other processing tasks. For detailed information regarding DMA operation, refer to the data manual for the AMD SB700 South Bridge. Technical Reference Guide www.hp.com 4-7 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 42
). 6. Reconnect the AC power cord to the outlet and/or system unit. 7. Turn the unit on. ✎ Clearing the CMOS memory has no effect on the Power-on and Setup passwords. Passwords must be cleard using the password-clear jumper as described in section 4.5.1 4-8 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 43
System Support 4.4.2 Standard CMOS Locations Table 4-5 describes standard configuration memory locations 0Ah-3Fh. These locations are accessible through using OUT/IN assembly language instructions using port 70/71h or BIOS function INT15, AX=E823h. Location 00-0Dh 0Eh 0Fh 10h 11h 12h 13h 14h 15h - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 44
(Power On / Setup Password) for clearing the Setup password. Cable Lock Provision These systems include a chassis cutout (on the rear panel) for the attachment of an optional cable lock mechanism. I/O Interface Security The SATA, serial, parallel, USB, and diskette interfaces may be disabled - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 45
consuming components (processor, chipset, I/O controller, and fan) can be placed into a reduced power mode either automatically or by user control. The system can then be brought back up ("wake-up") by events defined by the ACPI 2.0 specification. The ACPI wake-up events supported by this system are - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 46
Power supply overload failure Blinks red 4 times @ 1 Hz [1] 4 Check system board problem [3], Memory error (pre-video) Blinks red 5 times @ 1 Hz [1] 5 Check DIMMs, system board Video error Blinks red 6 times @ 1 Hz [1] 6 Check graphics card or system board PCA failure detected by BIOS - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 47
Support The RPM (speed) of all fans is the result of the temperature of the CPU as sensed by speed control circuitry. The fans are controlled to run at the slowest (quietest) speed that will maintain proper cooling. Units using chassis and CPU (I/O) ports. Technical Reference Guide www.hp.com 4-13 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 48
Support Controller Port A, Fast A20/Reset Generator DMA Controller Interrupt Controller for primary drive) Parallel Port (LPT1) Graphics Controller Parallel Port (LPT3) Serial Port (COM3 Address (dword access only ) Reset Control Register PCI Configuration Data (byte, word, or dword access) NOTE: - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 49
the following specialized functions through GPIO ports: ■ Power/hard drive LED control for indicating system events (refer to Table 4-8) ■ Chassis and CPU fan control (PWM) ■ PCI Wake control ■ Power On/Power Good control ■ Power supply fan control Technical Reference Guide www.hp.com 4-15 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 50
System Support 4-16 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 51
interfaces (5.2) ■ 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 www.hp.com 5-1 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 52
Holding clip 4 Ground B Holding clip 5 RX negative -- -- 5.2.2 AHCI/RAID Support The SATA controller of the SB700 South Bridge can be set operate in either hard drive. Although these systems support RAID 0, it is not the recommended configuration. 5-2 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 53
NCQ), and cache size. Detailed information on configuring these systems for RAID operations is contained in the white paper "AHCI and RAID on HP Compaq dc5850 Business PCs and Using AMD Array Management Software (RAIDXpert)" available at http://www.hp.com. Technical Reference Guide www.hp.com 5-3 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 54
The internal logic of the SIO controller is software-compatible with standard 82077-type logic. The diskette drive DRQ2 and DACK2- signals for control. The Results phase consists of the CPU reading a series of status bytes (from the data register (3F5h/375h)) www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 55
use a standard 34-pin connector for diskette drives (refer to Figure 5-2 and Table 5-2 for the pinout). Drive power is supplied through a separate connector. 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 Ground 34 DSK CHG- Drive door opened indicator Technical Reference Guide www.hp.com 5-5 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 56
covered in this guide may include one super I/O controller component that includes two NS16C550-compatible UARTs. The UART supports the standard baud rates up through 115200, and (or less) of cable between the DTE (computer) and DCE (modem) should be followed to minimize transmission errors. Higher - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 57
well as Run Length Encoding (RLE) decompression is supported by ECP mode. The ECP mode includes a bi-directional FIFO buffer that can be accessed by the CPU using DMA or programmed I/O. For the parallel interface and not used, and DMA and RLE are inhibited. Technical Reference Guide www.hp.com 5-7 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 58
function [2] EPP mode function: Data Strobe ECP modes: Auto Feed or Host Acknowledge [3] EPP mode: user defined ECP modes:Fault or Peripheral Req. [4] EPP mode: Reset ECP modes: Initialize or Reverse Req. 5-8 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 59
8042-compatible keyboard scan code translation and password or the 8042) and scan codes from the keyboard. A command to get the attention of the CPU. The 8042 can send a Figure 5-5. 8042-To-Keyboard Transmission of Code EDh, Timing Diagram Control of the code. If a parity error or timeout - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 60
Pointing Device Interface Connector (as viewed from rear of chassis) Table 5-5. Keyboard/Pointing Device Connector Pinout Pin Signal Description Pin Signal Description 1 DATA Data 4 + 5 VDC Power 2 NC Not Connected 5 CLK Clock 3 GND Ground 6 NC Not Connected 5-10 www - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 61
This high-speed interface supports hot-plugging of compatible devices, making possible system configuration changes without powering down or even rebooting systems. These systems provide eight externally-accessible USB ports, two front panel USB ports (which may be disabled) and six USB ports on the - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 62
(12 MB/s) operation, depending on cable specification (see following table). Table 5-8. USB Cable Length Data Conductor Size Resistance Maximum Length power ground should be tied together at the host end but left unconnected at the device end to avoid ground loops. Table 5-9. USB Color Code - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 63
, or to powered speakers that contain amplifiers. Front Panel Mic In Rear Panel Line In [1] SB700 HD Audio Interface PC Beep HD Audio I/F Header P23 Mic Audio (L/R) Line Audio (L/R) Speaker Audio (mono) AD1884A HD Audio Codec Header Headphone P23 Audio (L/R) Line Audio Out (L/R) Audio Amp - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 64
subsystem can be configured (through the ADI control panel) for processing audio for multiple applications. 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 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 65
Audio Specifications The specifications for the HD Audio subsystem are listed in Table 5-10. Table 5-10. HD Audio Subsystem Specifications Parameter out Microphone / line in -84 db -80 db -78 db Max. Subsystem Power Output to 4-ohm Internal Speaker (with 10% THD): 1.5 watts Gain Step 1.5 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 66
the following features: ■ VLAN tagging with Windows XP and Linux ■ Multiple VLAN support with Windows XP ■ Power management support for ACPI 1.1, PXE 2.0, WOL, ASF 1.0, and IPMI ■ Cisco Etherchannel support ■ Link and Activity LED indicator drivers The controller features high and low priority - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 67
console. 5.9.3 Power Management Support The NIC features Wired-for-Management (WfM) support providing system wake power management mode. The following wakeup events may be individually enabled/disabled through the supplied software driver and accessed through the System Tray or Windows Control Panel) - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 68
(as viewed from rear of chassis) 5.9.5 NIC Specifications Parameter Modes Supported Standards Compliance OS Driver Support Boot ROM Support F12 BIOS Support Bus Inteface Power Management Support Table 5-11. NIC Specifications Compatibility standard orprotocol 10BASE-T half duplex @ 10 Mb - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 69
HP dc5850 Personal Computer. This graphics subsystem employs the use of system memory to provide efficient, economical 2D and 3D performance. These systems provide dual-monitor support in the standard configuration and allow two methods for upgrading the IGP: ■ Installing a PCIe x16 graphics card - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 70
pixel texture) ■ Multi-level texture cache ■ Upgradeable through the PCIe x16 graphics slot ■ Multi-monitor support with SurroundView™ technology The IGP uses a portion of system memory for the frame buffer. The amount of memory used by the IGP may by user-configured (in BIOS) to 32, 64, 128, or 256 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 71
graphics slot that specifically supports a PCIe x16 graphics card. The normal upgrade procedure for these systems is as follows: 1. Shut down the system through the operating system. 2. Unplug the power cord from the rear of the system unit. 3. Remove the chassis cover. 4. Install the graphics card - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 72
Integrated Graphics Processor 6.4 Monitor Connectors These systems provide an analog VGA connector and a DVI-D connector and can drive both types of monitors Analog Ground -- -- -- NOTE: [1] Fuse automatically resets when excessive load is removed. 6-4 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 73
Graphics Processor 6.4.2 DVI-D Connector Figure 6-3 shows the DVI-D connector for attaching a digital monitor. Figure 6-3. Female DVI-D Connector, (as viewed from rear of chassis). Table 6-2. DVI 3 shield 23 TMDS Clock + 12 TMDS Data 3- 24 TMDS Clock - Technical Reference Guide www.hp.com 6-5 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 74
Integrated Graphics Processor 6-6 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 75
not interchangeable between the SFF and MT form factors. These systems use a power supply assembly contained within the system chassis. Figure 7-1 shows the block diagram for power generation. Front Bezel System Board Power Button Power On CPU, slots, Chipsets, Logic, & Voltage Regulators 90 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 76
SFF Power Supply The SFF form factor comes standard with a 240-watt, active-PFC power supply unit with the specifications and cabling as indicated in the following table and figure. Table 7-1. SFF 240-Watt Power Supply Unit Specifications Power ground POK = Power OK (power good) VccP = +12 for CPU - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 77
and Signal Distribution 7.2.2 MT Power Supply The MT form factor comes standard with a 300-watt, passive-PFC power supply unit with the specifications and cabling as indicated in the following table and figure. Table 7-2. MT 300-Watt Power Supply Unit Specifications Input Line Voltage: 115-230 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 78
-Plus, Bronze-compliant) active-PFC power supply units are available as an option for these systems. The specifications of the high-efficiency power supplies match those of the standard units released, PS On is negated, de-activating the power supply. 7-4 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 79
switch setting or expansion cards. If no LED light then check power button/power supply cables to system board or system board. NOTE: [1] Will be accompanied by the same number of beeps, with 2-second pause between cycles. Beeps stop after 5 cycles. Technical Reference Guide www.hp.com 7-5 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 80
. Power Management Event 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. 7-6 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 81
power button action - OS Restart Required No No No Yes Yes - NOTES: Gn = Global state. Sn = Sleep state. Cn = ACPI state. Dn = PCI state. [1] Power cord is disconnected for this condition. [2] Actual transition time dependent on OS and/or application software. Technical Reference Guide www.hp - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 82
connector PCIe x16 graphics connector Stacked keyboard, mouse PS/2 connectors Analog VGA monitor DB-15 connector Digital DVI-D connector Stacked audio line-in, headphone/line-out 1/8" jacks DC input Power supply connector Vccp (PWRCPU) header Control panel (power button, power LED) header Internal - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 83
DATA 4 UART2 DSR6 UART2 RI8 GND 10 +3.3V aux 12 Comm B Detect 14 -12V Front Panel Audio Header P23 Mic In Left (Tip) 1 Mic In Right (Sleeve) 3 HP Out Right 5 Sense Send 7 HP Out Left 9 2 Analog GND 4 Front Audio Detect# 6 Sense_1 Return 10 Sense_2 Return Fan Header Header P8, P16 1 GND 2 +12 VDC - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 84
Power and Signal Distribution 7-10 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 85
Basic Input/Output System (BIOS) of the computer is a collection of machine language programs stored as firmware in read-only memory (ROM). The system BIOS includes such functions as Power-On Self Test (POST), PCI device initialization, Plug 'n Play support, power management activities, and the - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 86
ROM device that can be re-written with new BIOS code using a flash utility locally (with F10 setup), with the HPQFlash program in a Windows environment, or with the FLASHBIN.EXE utility in a DOS or DOS-like environment. 8.2.1 Upgrading Upgrading the BIOS is not normally required but may be necessary - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 87
displayed even if no USB storage devices are present. The hot IPL option is available through the F9 utility, which allows the user to select a hot IPL boot device. 8.3.2 Network Boot (F12) Support The BIOS supports booting the system to a network server. The function is accessed by pressing the F12 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 88
supply, CPU, system board. Blinks red 10 times @ 1 Hz 10 beeps Bad option card. NOTE: Audible indications occur only for the five cycles of the error indication. Visual indications occur indefinitely until power is removed or until error is corrected. 8-4 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 89
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. Table 8-2. Client Management Functions (INT15 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 90
INT 15, AX=E800h BIOS function to identify the type of system. This function will return the system ID in the BX register. Systems have the following IDs and ROM family types: Table 8-3 System ID Numbers System (Form Factor) System ID/ Subsystem Device ID SFF 3029h MT 3029h The ROM family - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 91
SYSTEM BIOS 8.5 SMBIOS In support of the DMI specification, PnP functions 50h and 51h are used to retrieve the SMBIOS data. Function 50h retrieves the number of structures, size of the largest structure, and SMBIOS version. Function 51h retrieves a specific structure. This system supports SMBIOS - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 92
SYSTEM BIOS 8.6 USB Legacy Support The system BIOS ROM checks the USB port, during POST, for the presence of a USB keyboard. This allows a system with only a USB keyboard to be used during ROM-based setup and also on a system with an OS that does not include a USB driver. On such a system a - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 93
Check power supply, CPU, system board. 10 beeps Blinks red 10 times @ 1 Hz Bad option card. NOTE: Audible indications occur only for the five cycles of the error indication. Visual indications occur indefinitely until power is removed or until error is corrected. Technical Reference Guide www.hp - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 94
has been added or removed. 201-Memory Error Memory test failed. 213-Incompatible Memory Module BIOS detected installed DIMM(s) as being not compatible. 214-DIMM Configuration Warning A specific error has occurred in a memory device installed in the identified socket. 216-Memory Size Exceeds Max - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 95
card has been removed or has not been reinstalled properly in MultiBay Risers not Detected the system. 1156-Serial Port A Cable Not Detected Cable from serial port header to I/O connector is missing or not connected properly. 1157-Front Cables Not Detected Cable from front panel USB and audio - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 96
Messages and Codes Table A-2. (Continued) Power-On Self Test (POST) Messages Error Message Probable Cause Network Server Mode Active and No Keyboard Attached Keyboard failure while Network Server Mode enabled. Parity Check 2 Keyboard failure while Network Server Mode enabled. A-4 www.hp.com - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 97
Way 0 read/write test failed 107-01 CMOS RAM test failed 162-xx Options failed (mismatch in drive code may be caused by one of a variety of processor-related problems that may be solved by replacing the processor, although system board replacement may be needed. Technical Reference Guide www.hp - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 98
while restoring block in walking I/O test Increment pattern test failed ECC failure Memory increment pattern test Error while saving memory during increment pattern test Error while restoring memory during increment pattern test Memory random pattern test A-6 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 99
from keyboard 303-01 LED test, 8042 self-test failed 304-04 No Make code observed 303-02 LED test, reset test failed 304-05 Cannot /disable repeat key feature 303-03 LED test, reset failed 304-06 Unable to return to Normal mode 303-04 LED test, LED command test failed -- -- Technical - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 100
Error Messages and Codes A.7 Printer Error Messages Graphics) Error Messages Message Probable Cause Message Probable Cause 501-01 Video controller test failed 508-01 320x200 mode, color set 0 test failed 502-01 Video memory video (graphics) messages. A-8 www.hp.com Technical Reference - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 101
Error Messages and Codes A.9 Diskette Drive Error Messages (6xx-xx limit 6xx-23 Failed to set drive type in ID media 6xx-05 Failed to reset controller 6xx-24 Failed to read diskette media 6xx-06 Fatal error while reading /media ID error (run Setup) Technical Reference Guide www.hp.com A-9 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 102
Error Messages and Codes A.10 Serial Interface Error Messages ( Clock register rollover failure 1101-05 UART cntrl. signal failure 1109-03 Clock reset failure 1101-06 UART THRE bit failure 1109-04 Input line or clock failure port address conflict A-10 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 103
Error Messages and Codes A.11 Modem Communications Error Messages out waiting for dial tone 1201-16 Modem ROM, checksum failure 1205-07 Dial number string too long 1201-17 Tone detect failure 1205-08 Modem time-out waiting direct connect test Technical Reference Guide www.hp.com A-11 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 104
Error Messages and Codes Table A-10. (Continued) Modem Communications for dial tone 1203-02 Modem external data TIP/RING 1210-07 fail Dial number string too long 1203-03 Modem line termination failure 1210-08 Modem time-out violation Fan failure A-12 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 105
Messages and Codes A.13 Hard Failed to reset controller 17xx-55 Cylinder 1 error 17xx-06 Fatal error while reading 17xx-56 Failed controller RAM diagnostics 17xx non-translate mode 17xx-48 Failed to move hard drive table to RAM 17xx-72 Bad track limit exceeded 17xx-49 Failed to read - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 106
Messages and Codes NOTE: xx = 00, Hard drive ID test xx = 19, Hard drive power mode test Hard drive format bad track test xx = 81, Disk 1 failure xx = 09, Hard drive reset controller test xx = 82, Pri. IDE controller failure xx = 10, Hard drive park head test .hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 107
Codes 19xx-07 Tape already Servo Written 19xx-27 Drive not compatible with controller 19xx-08 Unable to Servo Write 19xx-28 No data detected 19xx-14 Drive time-out error 19xx-35 Power-on reset occurred 19xx-15 Sensor error flag 19xx-36 Failed to Reference Guide www.hp.com A-15 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 108
failed Lightpen graphics tst failed, invalid resp. 2478-xx AVGA BitBLT test failed EGA memory test failed 2480-xx AVGA linedraw test failed A.16 Audio Error Messages (3206-xx) Message 3206-xx Table A-15 Audio Error Messages Probable Cause Audio subsystem internal error A-16 www.hp.com - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 109
Error Messages and Codes A.17 DVD/CD-ROM Error Messages (33xx-xx) Message 3301-xx 3305 xx Token ring configuration test failed Ethernet configuration test failed 6056-xx Token ring reset test failed Ethernet reset test failed 6068-xx Token ring int. loopback test failed Ethernet int. - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 110
and Codes A. temperature condition 6nyy-31 Unrecoverable error 6nyy-92 Side panel not installed 6nyy-32 Controller/drive not connected 6nyy-99 ID = 03, Power check = 05, Read = 06, SA/Media = 08, Controller = 23, Random read = 28, Media load/unload A-18 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 111
Error Messages and Codes A.20 Pointing Device Interface Error Messages (8601-xx) Message 8601-01 8601-02 8601-03 8601-04 8601-05 8601 device is inoperative Right mouse button is stuck closed 8602-xx I/F test failed Left block not selected -- -- Technical Reference Guide www.hp.com A-19 - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 112
Error Messages and Codes A-20 www.hp.com Technical Reference Guide - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 113
, 5-14 Audio Specifications 5-15 B BIOS upgrading 8-2 boot device order 8-3 Boot error codes4-2, 8-4 bus master (PCI) 4-2 C chipset 2-6 CMOS 4-8 CMOS, clearing 4-8 configuration memory 4-8 D DB-25 connector 5-8 DB-9 connector 5-6 DDR2 SDRAM 3-3 DIMM socket 3-3 Direct Memory Access (DMA) 4-7 Diskette - Compaq dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desk - Page 114
2-10 physical 2-11 power supply 2-10 socket, processor 3-2 status indications, system 4-12 stereo (audio) 5-12 system board component designators 7-8 system ID 8-6 T Temperature Status 8-6 U Universal Serial Bus (USB) interface 5-11 upgrading BIOS 8-2 upgrading graphics 6-3 USB connector 5-11 V VGA
Technical Reference Guide
HP Compaq dc5850 Series
Business Desktop Computers
Document Part Number: 512751-001
October 2008
This document provides information on the design, architecture, function,
and capabilities of the HP Compaq dc5850 Series Business Desktop
Computers. This information may be used by engineers, technicians,
administrators, or anyone needing detailed information on the products
covered.