HP Dc5850 Technical Reference Guide: HP Compaq dc5850 Series Business Desktop
HP Dc5850 - Compaq Business Desktop Manual
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- HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 2
. No part of this document may be photocopied, reproduced, or translated to another language without the prior written consent of Hewlett-Packard Company. Technical Reference Guide HP Compaq dc5850 Series Business Desktop Computers First Edition (October 2008) Document Part Number: 512751-001 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 3
AMD Processor Support 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 5
7.2 Power Distribution 7-1 7.2.1 SFF Power Supply 7-2 7.2.2 MT Power Supply 7-3 7.2.3 Optional Energy Star Compliant PSUs 7-4 7.3 Power Control 7-4 7.3.1 Power Button 7-4 7.3.2 Wake Up Events 7-5 7.3.3 Power Management 7-7 7.4 Signal Distribution 7-8 Technical Reference Guide www.hp.com - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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.com - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 11
IEEE IF I/F IGC in INT I/O IPL IrDA IRQ Technical Reference Guide Table 1-1 (Continued) Acronyms and Abbreviations Description extended ISA enhanced parallel out flag (register) frequency modulation fast page mode (RAM type) Floating point unit (numeric or math coprocessor) hp.com Introduction 1-5 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 12
bit/most significant byte multiplex motion video acceleration motion video window variable parameter/value network interface card/controller nickel-metal Television Standards Committee non-volatile random access memory optical disk drive operating system www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 13
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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 15
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) Introduction Technical Reference Guide www.hp.com 1-9 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 16
Introduction 1-10 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 17
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 Reference Guide www.hp.com 2-1 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 18
■ Plug 'n Play compatible (with ESCD support) ■ Intelligent Manageability support ■ Management/security features including: ❏ Flash ROM Boot Block ❏ Diskette drive disable, boot disable, write protect ❏ Power-on and Administrator passwords ❏ Serial and USB port disable ❏ HP Virtual Safe Browser ■ PS - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 19
in features between 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 22
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.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 24
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 or in groups. In order to secure - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 27
System Overview Table 2-7 Physical Specifications Parameter SFF [2] MT [3] Height 3.95 in (10.03 cm) 14. 1 hard drive, 1 diskette drive, and no PCI cards. Desktop (horizontal) configuration. Applicable to unit in desktop orientation only and assumes reasonable type of load such as a monitor - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 28
System Overview 2-12 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 29
L2 Cache Channel A DDR2 Controller Channel B HyperTransport I/F North Bridge DIMM XMM2 DIMM DIMM XMM4 Figure 3-1. Processor/Memory Subsystem Architecture This chapter includes the following topics: ■ AMD processors (3.2) ■ Memory subsystem (3.3) Technical Reference Guide www.hp.com 3-1 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 31
both channels and offering equal channel capacities, proving the highest performance. These systems support memory modules with the following parameters: ■ Unbuffered, non-ECC 1.8-volt DDR2 DIMMs ■ 256-Mb, 512-Mb, and 1-Gb memory technologies for x8 and x16 devices ■ CAS latency (CL) of 5 for 667 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 32
pre-allocates a portion of system memory for video use (refer to chapter 6). Pre-allocated memory is not available to the operating system. The amount of system memory reported by the OS will be the total amount installed less the pre-allocated amount. 3-4 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 34
Processor/Memory Subsystem 3-6 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 35
Support 4.1 Introduction This chapter covers subjects dealing with basic system architecture and covers the following topics: ■ PCI bus overview (4.2) ■ System resources (4.3) ■ Real-time clock and configuration memory in this guide. For detailed contiguous memory locations device by software. In - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 36
The PCI bus supports a bus master/target Software/driver layer ■ Transaction protocol layer ■ Link layer ■ Physical layer Software/Driver Layer The PCI Express bus maintains software layer processes read and write requests from the software/driver layer and generates request packets for the - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 40
Support disabled within the microprocessor by the use of the STI and CLI instructions. A nonmaskable interrupt cannot be masked off within the microprocessor, but may be inhibited by legacy hardware or software services through the F10 Setup utility): ■ 8259 number) hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 41
ISA interrupts (IRQn). ✎ The APIC mode is supported by Windows NT, Windows 2000, and Windows XP, and Windows Vista operating systems. 4.3.2 Direct Memory Access Direct Memory Access (DMA) is a method by which a device accesses system memory without involving the microprocessor. Although the DMA - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 43
provide different levels of security. Note that this subsection describes only the hardware functionality (including that supported by Setup) and does not describe security features that may be provided by the operating system and application software. Technical Reference Guide www.hp.com 4-9 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 44
System Support Power-On / Setup Password These systems include a power-on and setup passwords, which may be enabled or disabled (cleared) through a jumper on the system board. The jumper controls a GPIO input to the SB700 that is checked during POST. To clear the Power-On and/or Setup password, use - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 45
Management These systems provide baseline hardware support of ACPI-compliant firmware and software. Key power-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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 46
heatsink assembly. All systems also provide or support an auxiliary chassis fan. All fans are controlled through temperature sensing logic on the system board and/or in the power supply. There are some electrical differences between form factors and between some models, although the overall - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 47
System Support The RPM (speed) of all fans is the result of the temperature of the CPU as sensed by speed control circuitry the SB700 South Bridge and SIO controller. 4.6.1 System I/O Map Table 4-8 lists the fixed addresses of the input/output (I/O) ports. Technical Reference Guide www.hp.com 4-13 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 48
System Support I/O Port 0000..001Fh 0020..002Dh to SIO Controller (secondary) Timer / Counter Microcontroller, NMI Controller (alternating addresses) RTC Controller DMA Controller Port A, Fast A20/Reset Generator Some ranges may include reserved addresses. 4-14 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 50
System Support 4-16 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 54
support a diskette drive through a standard 34-pin diskette drive connector. The diskette drive interface function is integrated into the super I/O (SIO) component. The internal logic of the SIO controller is software operation mode known as the Idle phase. 5-4 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 56
covered in this guide may include one controller component that includes two NS16C550-compatible UARTs. The UART supports the standard baud rates up through 115200, and also special (or less) of cable between the DTE (computer) and DCE (modem) should be followed to minimize transmission errors. Higher - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 57
printer. The parallel interface supports bi-directional 8-bit parallel data transfers with a peripheral device. The parallel interface supports 1.9 are both supported. For the parallel design that supports transfers up is supported by ECP software. In these modes, the FIFO is cleared - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 58
Interrupt [1] 11 BSY Busy / Wait [1] 12 PE Paper End / User defined [1] 13 SLCT Select / User defined [1] Pin Signal Function 14 LF- Line Feed [2] 15 ERR- Strobe ECP modes: Auto Feed or Host Acknowledge [3] EPP mode: user defined ECP modes:Fault or Peripheral Req. [4] EPP mode: Reset ECP - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 59
code translation and password describes Mode 2 (the default) mode of operation. Communication the 8042) and scan codes from the keyboard. A Setup) 8 us 20 us Tsh (Stop Bit Hold) 15 us 25 us Tss Tsh Figure 5-5. 8042-To-Keyboard Transmission of Code code. If a parity error or timeout - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 61
as keyboards, printers, or modems. This high-speed interface supports hot-plugging of compatible devices, making possible system configuration changes without powering down or even 1 Vcc +5 VDC 3 USB+ Data (plus) 2 USB- Data (minus) 4 GND Ground Technical Reference Guide www.hp.com 5-11 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 62
: For sub-channel (1.5 MB/s) operation and/or when using sub-standard cable shorter lengths may be allowable and/or necessary. The shield, chassis ground, and 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 64
SYNC signal, which is derived from the clock signal and driven by the audio controller. When asserted (typically during a power cycle), the RESET- signal (not shown) will reset all audio registers to their default values. Frame BCLK SYNC Frame Start Tag A Tag B Frame Start SDO Command Stream - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 65
listed in Table 5-10. Table 5-10. HD Audio Subsystem Specifications Parameter Measurement Sampling Rates: DAC ADC 44 out Headphone 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 db Master Volume - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 67
and is the default power management mode. The following wakeup events may be individually enabled/disabled through the supplied software driver: ■ Magic Packet-Packet with node address repeated 16 times in data portion ✎ The following functions are supported in NDIS5 drivers but implemented through - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 68
, XP Home, XP Pro, Vista Home, Vista Pro 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) Yes PCI Express x1 ACPI, PCI Power Management Spec. 5-18 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 69
6 Integrated Graphics Processor 6.1 Introduction This chapter describes the integrated graphics processor (IGP) of the 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 70
based on the ATI Radeon 3100 controller integrated into the AMD RS780 North Bridge (Figure 6-1). The ATI Radeon 3100 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) - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 71
BIOS will disable the IGP by default, but can be re-enabled through the RBSU to allow an alternate method of multi-monitor operation. Press the F10 key during the boot process to enter the ROM-based Setup utility and re-enable the IGP for multi-monitor operation. Technical Reference Guide www.hp - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 72
Ground 14 VSync Vertical Sync Blue Analog Ground 15 SCL DDC Clock Green Analog Ground -- -- -- NOTE: [1] Fuse automatically resets when excessive load is removed. 6-4 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 73
1- 21 TMDS Data 5+ 10 TMDS Data 1+ 22 TMDS Clock shield 11 TMDS Data 1 & 3 shield 23 TMDS Clock + 12 TMDS Data 3- 24 TMDS Clock - Technical Reference Guide www.hp.com 6-5 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 74
Integrated Graphics Processor 6-6 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 75
chapter include: ■ Power distribution (7.2) ■ Power Control (7.3) ■ Signal distribution (7.4) 7.2 Power Distribution Each form factor uses a unique power supply unit (PSU). The PSUs are not interchangeable between the SFF and MT form factors. These systems use a power supply assembly contained - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 up only. Power Supply Unit P4 GND = Power ground POK = Power OK (power good) - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 78
at 230 VAC/60 Hz input. ■ Power factor of greater than 0.9 measured at full rated load at 115 VAC/ the status bit is not cleared by software in four seconds PS On is de-asserted and the power supply assembly shuts down (this operation is meant power supply. 7-4 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 81
management functions designed to conserve energy. These functions are provided by a combination of hardware, firmware (BIOS) and software. The system provides the following power management support: ■ ACPI v2.0 compliant (ACPI modes C1, S1, and S3-S5) ■ U.S. EPA Energy Star 3.0 and 4.0 compliant - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 82
header Password clear header audio line-in, headphone/line-out 1/8" jacks DC input Power supply connector Vccp (PWRCPU) header Control panel (power button, power Memory slots, channel A (white) Memory slots, channel B (black) Processor socket Battery socket 7-8 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 83
Power Audio Detect# 6 Sense_1 Return 10 Sense_2 Return Fan Header Header P8, P16 1 GND 2 +12 VDC 3 Fan tach 4 Fan PWM input NOTE: No polarity consideration required for connection to speaker header P6. NC = Not connected Figure 7-4. System Board Header Pinouts Technical Reference Guide www.hp - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 84
Power and Signal Distribution 7-10 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 85
initialization, Plug 'n Play support, power management activities, and the Setup utility. The firmware contained in the system BIOS ROM supports the following operating systems and specifications: ■ DOS 6.2, Windows 2000, XP, and Vista (Home and Professional versions) ■ Windows NT 4.0 (SP6 required - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 86
are made to the unit's operating system, hard drive, or processor. 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. Flashing - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 87
BIOS supports various functions related to the boot process, including those that occur during the Power On Self-Test (POST) routine. 8.3.1 Boot Device Order The default Setup Memory Subsystem" for the SPD format and DIMM data specific to this system. Technical Reference Guide www.hp.com 8-3 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 88
CAS latency that can be supported by the DIMMs. 3. Determine the memory size for each DIMM and program the memory controller accordingly. 4. Enable refresh. 8.3.4 Boot Error Codes The BIOS provides visual and audible indications of a failed system boot by using the system's power LED and the system - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 90
Table 8-3 System ID Numbers System (Form Factor) System ID/ Subsystem Device ID SFF 3029h MT 3029h The ROM family and version numbers can be verified with the Setup utility or the System Insight Manager or Diagnostics applications. 8.4.2 Temperature Status The BIOS includes a function (INT15 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 91
Devices 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 www.hp - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 94
Error Messages and Codes A.3 Power-On Self Test (POST) Messages Table A-2. Power-On Self Test (POST) Messages Error Message Probable Cause Invalid Electronic Serial Number Chassis serial number is corrupt. Use Setup to enter a valid number. Network Server Mode Active (w/o System is in network - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 95
916-Power Button Not Connected Power button USB and audio connectors is with 2 SATA ports) Controller" in Computer Setup. 1794-Inaccessible devices attached A device is BIOS ROM has no patch. Check for ROM update. Electronic serial number has become corrupted. Technical Reference Guide www.hp - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 96
(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 Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 97
116-xx Way 0 read/write test failed 107-01 CMOS RAM test failed 162-xx Options failed (mismatch in drive type) Memory size 109-01 CMOS clock load data test failed 199-00 Installed devices test failed NOTES: [1] 102 message code may be caused by one of a variety of processor-related problems - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 99
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 Reference Guide www.hp.com A-7 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 100
Codes A.7 Printer Error Messages (4xx-xx) Table A-6 Printer Error Messages Message Probable Cause Message Probable Cause 401-01 Printer failed or not connected 402-11 Interrupt test, data/cntrl. reg. failed 402-01 Printer 511-01 Screen memory page test hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 101
Error Messages and Codes A.9 Diskette Drive Error Messages (6xx-xx) Table A-8. Diskette Drive Error Messages Message Probable Cause Message Probable = Diskette type error 698-00 = Drive speed not within limits 699-00 = Drive/media ID error (run Setup) Technical Reference Guide www.hp.com A-9 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 102
Error Messages and Codes A.10 Serial Interface Error Messages (11xx-xx) Table A-9. Serial RX buffer failure 1109-06 Data line fault 1101-09 Interrupt circuit failure 1150-xx Comm port setup error (run Setup) 1101-10 COM1 set to invalid INT 1151-xx COM1 address conflict 1101-11 COM2 set - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 103
1205-06 Time-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 for remote response for response [2] 1210-XX Modem direct connect test Technical Reference Guide www.hp.com A-11 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 104
Time-out waiting 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 waiting for Error Messages Probable Cause Temperature violation Fan failure A-12 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 105
Messages and Codes A.13 Hard 17xx-06 Fatal error while reading 17xx-56 Failed controller RAM diagnostics 17xx-07 Fatal error while writing 17xx-57 Failed non-translate mode 17xx-48 Failed to move hard drive table to RAM 17xx-72 Bad track limit exceeded 17xx-49 Failed to read media - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 106
Error Messages and Codes NOTE: xx = 00, Hard drive ID test xx = 19, Hard drive power mode test xx = 01, Hard drive format test xx = 20, SMART drive detects imminent failure xx = failure xx = 17, Hard drive ECC test xx = 99, Invalid hard drive type A-14 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 107
Codes A.14 Hard Drive Error Messages (19xx-xx) Table A-13 Hard Drive Error Messages Message Probable Cause Message Probable Cause 19xx-01 Drive not installed 19xx-21 Got servo pulses second time but not first 19xx-02 Cartridge error 19xx-91 Power lost during test Guide www.hp.com A-15 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 108
Cause Video memory test failed 2418-02 EGA shadow RAM test failed 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 Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 109
Error Messages and Codes A.17 DVD/CD-ROM Error Messages (33xx-xx) Message 3301-xx 3305-xx Table A-16 DVD/CD-ROM Error Messages Probable failed 6069-xx Token ring ext. loopback test failed Ethernet ext. loopback test failed 6089-xx Token ring open Technical Reference Guide www.hp.com A-17 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 110
Error Messages and Codes A.19 SCSI Interface Error Messages (65xx-xx, 66xx-xx, 67xx-xx) Table A-18 not loaded properly n = 5, Hard drive = 6, CD-ROM drive = 7, Tape drive yy = 00, ID = 03, Power check = 05, Read = 06, SA/Media = 08, Controller = 23, Random read = 28, Media load/unload A-18 www - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - 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 - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 112
Error Messages and Codes A-20 www.hp.com Technical Reference Guide - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 113
(indications), boot error code 8-4 LED (indications), power button status 7-5 line in (audio interface) 5-13 line out (audio interface) 5-13 M Management engine 8-8 mass storage 2-8 Memory, system 2-7, 3-3 memory allocation 3-4, 6-2 memory map 3-5 microphone in (audio interface) 5-13 mouse (pointing - HP Dc5850 | Technical Reference Guide: HP Compaq dc5850 Series Business Desktop - Page 114
5-7 Parallel Interface Connector 5-8 password, Setup 4-110 password, Power-On 4-10 PCI 2.3 4-1 PCI Express 4-2 pointing device interface, 5-10 power button 7-4 power LED indications 7-5 power management 4-11 power supply, MT 7-3 power supply, SFF 7-2 processor, AMD 3-2 Processor Upgrading 3-2 R Real
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.